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Saturday, 21 July 2012

PC Hardware articles

one of the core values of Puget Systems is transparency

We detest hype in the midst of an industry that is full of it. Our mission is to provide the highest quality hardware and consultation services to our customers, and to back up our decisions by freely sharing what we've learned along the way. To earn a place in our product line, a computer component undergoes rigorous testing. We apply the results of our testing, along with our years of experience in learning reliability trends and manufacturer characteristics, to make prudent decisions about what we can put our name behind, whether that's an individual part or an entire computer. With the following articles, we are writing up the results of these internal processes and discussions, and taking them public. We feel we can take this on with a unique perspective as we evaluate each topic with the experience, resources, and objectivity of a system builder. If there is a topic you'd like us to write about, email us at info@pugetsystems.com!



Introduction to PC Wireless Networking


Wireless networking (also known as WiFi) has greatly evolved over the last few years and as a result has become increasing complex. This article is intended to give the reader the information necessary to make informed decisions when purchasing and configuring a wireless network in order to maximize the performance, speed, and reliability of the network.


Technology Primer: Low Voltage RAM


Voltage is not typically thought of as a key specification for RAM, but can have a significant impact on system stability as it runs much cooler than standard RAM. In this article, we will be looking at Kingston Lovo and G.Skill Sniper RAM to see how well low voltage RAM performs compared to standard RAM and if it has a measurable impact on power draw and system temperatures.


How it Works: Intel SSD Caching


SSD caching is not new, but is something we have not inspected closely since its introduction with the Z68 chipset. In this article, we will be answering the questions: What is SSD caching? How do you set up and configure SSD caching? And what kind of performance improvements you should expect by using it.


Introducing the New Puget Traverse Laptops


With the recent launch of Intel's new Ivy Bridge line of CPUs, Puget Systems has completely revamped our laptop product line to take advantage of the new improvements in technology. In this article, we will be going over the features found on this units as well as battery life estimates and thermal performance measurements.


Product Review: Intel DH77DF


With the launch of the new 7-series chipsets, we spent the last few weeks looking at numerous Mini-ITX motherboards in order to update our Echo line of systems. There are many boards available from various manufactures, but the motherboard that immediately caught our attention was the Intel DH77DF.


Product Review: Intel S2600COE


The Intel S2600COE is a part of the recently launched Romley platform and is intended exclusively for use in server systems. This motherboard includes onboard video and four integrated Intel Gigabit LAN ports, but is very limited in the number of USB ports available. Because of the strong server focus of this board, however, there are many desktop features (namely S3 sleep and fan throttling) that are not supported.


Technology Primer: Intel Ivy Bridge


Intel's new 22nm CPUs - codenamed Ivy Bridge - has finally launched. When combined with one of the recently released 7-series chipsets, this new CPU/Chipset combination provides support for PCIe 3.0 and USB 3.0 as well as allowing RAM up to speeds of 1600MHz to be used natively. The onboard graphics has also received a nice upgrade allowing for the use of onboard graphics in a much wider variety of applications.


Qualification: Asus Z77 Motherboards


At Puget Systems, we are always on the lookout for new products to keep our product at the forefront of technology. In this article, we will be looking at the Asus P8Z77-V Pro, P8Z77-V Deluxe, and P8Z77-M Pro motherboards to determine if they are worthy of a position on our product line.


Breaking the Hype of High Frequency RAM


High Frequency RAM is often touted as being essential for high-performance computing, but in our experience has little to offer in actual performance gains. In this article, we will be using a large set of benchmarks across both Intel and AMD platforms to show that RAM running at higher frequency at the cost of increased timings gives little to no real-world performance improvements.


Performance Comparison: E5-2690 vs E5-2687W


When comparing two CPUs within a product line, it is usually very easy to tell which CPU has the better relative performance by comparing the specifications for each. The E5-2690 and the E5-2687W are a bit of an oddity in that they both have the same maximum Turbo Boost frequency even though the E5-2687W has a higher base clock speed. In this article, we will the question of whether or not the E5-2687W is actually any faster than the E5-2690 since both can technically turbo to the exact same frequency.


Product Review: Cooler Master Hyper TX3 CPU Cooler


The Cooler Master Hyper TX3 CPU cooler is a medium-sized cooler designed for mid to low range CPUs. This cooler is very similar to the Scythe Kantana 3 CPU cooler currently in our product line, so the main question is: which CPU cooler is better?


Product Review: Asus Z9PE-D8 WS


The Z9PE-D8 WS is the first motherboard we have had a chance to qualify with the new Romley chipset. This board is geared towards workstation-class systems, but does it have what it takes to earn a place on our product line?


Tech Primer: Intel E5 Xeon CPUs (Sandy Bridge-EP)


The launch of Intel's new Xeon line has finally arrived with the arrival of the Intel Xeon E5 processors. With the move to the Sandy Bridge-E architecture, the E5 series should give higher CPU performance with the same or better thermal limits as the previous generation of Xeon processors.


How to Set Up Multiple Monitors


When it comes to setting up a new computer, something we get asked about here at Puget Systems on a regular basis is the use of multiple monitors. The use of dual monitors seems to be the most common goal customers have, but many want three or even more - and so we are often asked if that requires two video cards, how easy it is to set up, and even how to use multiple screens effectively. This article aims to answer some of those basic questions and act as a central resource for folks who are considering a new computer or want to upgrade their existing system.


Specs Explained: CPU


With the advancement of computer technology, the number of specifications for each component in a computer has become overwhelming for those not deeply involved in the computer industry. In this article, we will explain all of the different specifications we list for CPUs and what they mean for you, the end user.


Product Review: Intel 520 SSDs (Cherryville)


In this article, we will be reviewing the speeds of each of the new Intel SSDs (60GB, 120GB, 180GB, 240GB and 480GB) codenamed Cherryville. Intel boasts speeds greater than 500MB/s for read and write, but it is common in the industry for the advertised speeds to be idealized. Because of this, we will be performing our own benchmark testing to find that real world speed of these new drives.


Review: Cooler Master SickleFlow 120mm Green LED Fan


Puget Systems has used many variations of the Antec TriCool 120mm fan over the years - including the red, blue and green LED versions in our colored case fan kits - due to their excellent noise to airflow ratio. However, Antec has recently discontinued the green LED version of the Antec Tricool, so we needed to find a good replacement fan for our green LED kits. In our search for a replacement, we found that the Cooler Master SickleFlow fan fits all of our requirements as a replacement fan to the long-lived green Antec TriCool.


Product Qualification: Asus P8Z68-M Pro


This motherboard is very nearly the ideal micro ATX motherboard for Intel 1155 CPUs; the chipset is well established to be a great performer with excellent reliability and all of the features present on this board have been well tested on other models. The main issue with this motherboard is the lack of an internal USB 3.0 header, although at the moment that is only a concern for a limited number of chassis.


Product Qualification: Asus Rampage IV Gene


The Asus Rampage IV Gene motherboard is a micro-ATX motherboard based on the Intel X79 chipset. Sandy Bridge-E has proven to be a powerhouse, but until not has been limited to full size computer systems. With this motherboard, Puget Systems will be able to offer smaller, micro-ATX computers with all the power of Sandy Bridge-E.


Product Qualification: Asus P8H61-I


Our Echo line of systems has always strived to balance size, cost and performance. The Asus P8H61-I has just the right balance of features and cost and comes in the small mini-ITX form factor. There are a few features missing on this motherboard (SATA 6Gb/s notably), but overall this is a great motherboard at a great price point.


Dual Boot vs Virtual Machines on the Desktop

We often talk to people who are interested in running multiple operating systems on the same machine. Sometimes that's Windows 7 + XP, sometimes it's Windows 7 + Ubuntu Linux, or various other combinations. One of the most common ways to achieve multiple usable operating systems on a single computer is known as 'dual boot'. Desktop virtualization is a newer way of running multiple operating systems on one desktop system.


Card Reader Comparison: USB 2.0 vs USB 3.0


Anyone who has used a digital camera or smart phone has probably seen flash memory cards - small, removable devices on which a variety of data can be stored. Card readers in computers allow easy access to read those memory cards, or write new data to them, but the process can be slow for folks like photographers, who often work with multiple cards each full of image files. Can the move to a faster interface for card readers, like USB 3.0, improve performance substantially?


Product Qualification: Antec P280 Chassis


IN this article, we will be reviewing the Antec P280 which is a great chassis for a wide range of system configurations, but really shines in keeping high-end configurations both cool and quiet. Lower power configurations may run quieter in other chassis such as the Antec P183 V3, but since Antec is advertising this chassis as a high-performance option this is not much of a surprise. This chassis is close to ideal, but for a few small issues that will keep us from carrying this chassis.


Product Qualification: Intel S1200BTS Motherboard


The Intel S1200BTS (based on the C202 chipset) is a micro ATX server motherboard designed for small to medium-sized business applications. Puget Systems is already offering another micro ATX server motherboard - the Asus P8B-M based on the C204 chipset - but Intel motherboards are often better choices for a server platform than other brands. In this article we will be examining the Intel S1200BTS to determine if there is enough of a reason to replace the Asus P8B-M.


Product Qualification: Asus P9X79 Deluxe Motherboard


With the launch of Sandy Bridge-E and its corresponding Socket 2011, a new line of motherboards has been developed based on the new Intel X79 chipset. What this means for Puget Systems is that we have to look at all the available options to determine which motherboards we want to offer for our customers. We've looked at several different motherboards over the weeks leading up to the launch of Sandy Bridge-E and the P9X79 Deluxe jumped out at us as having just the right mix of features and connectivity.

Tuesday, 17 July 2012

Personal computer hardware


Personal computer hardware are the component devices that are the building blocks of personal computers. These are typically installed into acomputer case, or attached to it by a cable or through a port. In the latter case, they are also referred to as peripherals.

[edit]Computer Case

A computer case (also known as a computer chassis, cabinet, box, tower, enclosure, housing, system unit or simply case) is the enclosure that contains most of the components of a computer (usually excluding the display, keyboard and mouse). A computer case is sometimes incorrectly referred to metonymously as a CPU referring to a component housed within the case. CPU was a common term in the earlier days of home computers, when peripherals other than the motherboard were usually housed in their own separate cases.

[edit]Power supply

Inside a custom-built computer: the power supply at the bottom has its own cooling fan.
A power supply unit (PSU) converts alternating current (AC) electric power to low-voltage DC power for the internal components of the computer. Some power supplies have a switch to change between 230 V and 115 V. Other models have automatic sensors that switch input voltage automatically, or are able to accept any voltage between those limits. Power supply units used in computers are nearly always switch mode power supplies (SMPS). The SMPS provides regulated direct current power at the several voltages required by the motherboard and accessories such as disk drives and cooling fans.

[edit]               Motherboard

The motherboard is the main component inside the case. It is a large rectangular board with integrated circuitry that connects the other parts of the computer including the CPU, theRAM, the disk drives (CD, DVD, hard disk, or any others) as well as any peripherals connected via the ports or the expansion slots.
Components directly attached to the motherboard include:
  • The CPU (Central Processing Unit) performs most of the calculations which enable a computer to function, and is sometimes referred to as the "brain" of the computer. It is usually cooled by a heat sink and fan. Most newer CPUs include an on-die Graphics Processing Unit (GPU).
  • The Chipset, which includes the north bridge, mediates communication between the CPU and the other components of the system, including main memory.
  • The Random-Access Memory (RAM) stores the code and data that are being actively accessed by the CPU.
  • The Read-Only Memory (ROM) stores the BIOS that runs when the computer is powered on or otherwise begins execution, a process known as Bootstrapping, or "booting" or "booting up". The BIOS (Basic Input Output System) includes boot firmware and power management firmware. Newer motherboards use Unified Extensible Firmware Interface (UEFI) instead of BIOS.
  • Buses connect the CPU to various internal components and to expansion cards for graphics and sound.
    • Current
      • PCI Express: for expansion cards such as graphics, sound, network interfaces, TV tuners, etc.
      • PCI: for other expansion cards.
      • SATA: for disk drives.
    • Obsolete
      • AGP: superseded by PCI Express.
      • ATA
      • VLB: VESA Local Bus, superseded by AGP.
      • EISA
      • Micro Channel architecture
      • ISA: expansion card slot format obsolete in PCs, but still used in industrial computers.
  • Ports for external peripherals. These ports may be controlled directly by the south bridge I/O controller or provided by expansion cards attached to the motherboard.
    • USB
    • Memory Card
    • FireWire
    • eSATA
    • SCSI

[edit]Expansion Cards

The expansion card (also expansion board, adapter card or accessory card) in computing is a printed circuit board that can be inserted into an expansion slot of a computer motherboard or backplane to add functionality to a computer system via the expansion bus.
An example of an expansion card is a sound card that enables the computer to output sound to audio devices, as well as accept input from a microphone. Most modern computers have hardware support for sound integrated in the motherboard chipset but some users prefer to install a separate sound card as an upgrade. Most sound cards, either built-in or added, have surround sound capabilities and 3-D sound effects.

[edit]Secondary Storage Devices

Computer data storage, often called storage or memory, refers to computer components and recording media that retain digital data. Data storage is a core function and fundamental component of computers.

[edit]Fixed Media Devices

  • Hard disk drives: a hard disk drive (HDD; also hard drive, hard disk, or disk drive)[2] is a device for storing and retrieving digital information, primarily computer data. It consists of one or more rigid (hence "hard") rapidly rotating discs (often referred to as platters), coated with magnetic material and with magnetic heads arranged to write data to the surfaces and read it from them.
  • Solid-state drives: a solid-state drive (SSD), sometimes called a solid-state disk or electronic disk, is a data storage device that uses solid-state memory to store persistent data with the intention of providing access in the same manner of a traditional block I/O hard disk drive. SSDs are distinguished from traditional magnetic disks such as hard disk drives (HDDs) or floppy disk, which are electromechanical devices containing spinning disks and movable read/write heads.
  • RAID array controller - a device to manage several internal or external hard disks and optionally some peripherals in order to achieve performance or reliability improvement in what is called a RAID array.

[edit]Removable Media Devices

  • Optical Disc Drives for reading from and writing to various kinds of optical media, including Compact Discs such as CD-ROMs,DVDs, DVD-RAMs and Blu-ray Discs. Optical discs are the most common way of transferring digital video, and are popular for data storage as well.
  • Floppy disk drives for reading and writing to floppy disks, an outdated storage media consisting of a thin disk of a flexible magnetic storage medium. These were once standard on most computers but are no longer in common use. Floppies are used today mainly for loading device drivers not included with an operating system release (for example, RAID drivers).
  • Zip drives, an outdated medium-capacity removable disk storage system, for reading from and writing to Zip disks, was first introduced by Iomega in 1994.
  • USB flash drive plug into a USB port and do not require a separate drive. USB flash drive is a typically small, lightweight, removable, and rewritable flash memory data storage device integrated with a USB interface. Capacities vary, from hundreds of megabytes (in the same range as CDs) to tens of gigabytes (surpassing Blu-ray discs but also costing significantly more).
  • Memory card readers for reading from and writing to Memory cards, a flash memory data storage device used to store digital information. Memory cards are typically used on mobile devices. They are thinner, smaller and lighter than USB flash drives. Common types of memory cards are SD and MS.
  • Tape drives read and write data on a magnetic tape, and are used for long term storage and backups.

[edit]Input and output peripherals

Input and output devices are typically housed externally to the main computer chassis. The following are either standard or very common to many computer systems.
Wheel mouse

[edit]Input

  • Text input devices
    • Keyboard - a device to input text and characters by depressing buttons (referred to as keys or buttons).
  • Pointing devices
    • Mouse - a pointing device that detects two dimensional motion relative to its supporting surface.
      • Optical Mouse - uses light (laser technology) to determine mouse motion.
    • Trackball - a pointing device consisting of an exposed protruding ball housed in a socket that detects rotation about two axes.
    • Touchscreen - senses the user pressing directly on the monitor.
  • Gaming devices
    • Joystick - a hand-operated pivoted stick whose position is transmitted to the computer.
    • Game pad - a hand held game controller that relies on the digits (especially thumbs) to provide input.
    • Game controller - a specific type of controller specialized for certain gaming purposes.
  • Image, Video input devices
    • Image scanner - a device that provides input by analyzing images, printed text, handwriting, or an object.
    • Web cam - a video camera used to provide visual input that can be easily transferred over the internet.
  • Audio input devices
    • Microphone - an acoustic sensor that provides input by converting sound into electrical signals.

[edit]Output

  • Printer - a device that produces a permanent human-readable text or graphic document.
    • Laser printer
    • Inkjet printer
    • Dot matrix printer
    • Thermal printer
  • Computer monitors
  • Speakers

Friday, 13 July 2012

INFORMATION ABOUT HARDWARE


 Physical Damages of Hard disk

When clicking sound starts coming from hard disk drive, this indicates that hard drive is facing some problem. This only happens when power fluctuate while you are working on the computer. This shows that your hard disk is physically damaged.


 Computers: External Hard Drive Recovery

You can store your computer data in several different ways. Data can be stored on removable disks, hard drives, CDs, DVDs, and other types of media.


 Become your hard drive doctor??

Hard drives are the main data storage areas of a computer. There are a lot of delicate electrical and magnetic instruments in a hard drive. For the purpose of maintaining these hard drives, it is important to understand their working. The hard drives contain a read/write head and a spindle motor. This head receives electrical impulses from the CPU and writes the information onto hard disk clusters through a magnetic field. Any kind of tampering with this equipment or with the computer in ...


 How to build a Computer

Building a computer is not like trying to break the bank at an online casino or a casino in Las Vegas, it is very simple, once you know how.


 How To Repair LG 710E CRT Monitor With Power Blink Symptom

The LG 710E 17” CRT Monitor came in with the complaint of power blink. A power blink problem can be cause by either in primary or secondary section or even in both sections.


 Batteries and the HP NC6000 Notebook

The HP nc6000 notebook has the capacity for two batteries -- a 'primary' battery and a 'Multiday' battery (that slides into the same slot used for a DVD/CD drive.) When on battery power the notebook utilizes the primary battery first until it drains out, then it is supposed to switch over to the Multiday battery. When the primary battery drained down to zero, all power cut off to the notebook and it immediately shut down.


 The Different Memory Cards And The Speed Of Some Of Them

The MMC and Secure digital cards are not the same but are interchangeable. The difference has to do with copy protections of the disk volume on the SD card. This extra feature makes the SD attractive for people who use them in MP3 players. No other cards are interchangeable. The Canon Power shot A510 you described comes with only 16MB, so it would be best to invest in more memory capacity. What I would recommend is getting one memory card that you will be able to use, even as your need for the ...


 DeFragging Your Hard Drive

A multi-tasker needs all the RAM his PC will handle. I just increased mine to 2GB and I can tell a big difference. On the other hand, 512MB is a pretty healthy amount of real memory for a notebook - especially if you are using a PIV processor. If you have a Celeron, however, it needs a lot of help. I have resorted to the reformat, reinstall process a few times - but it was always with Celerons and the computers were slow from the second you turned them on.


 Web-Based SMTP Server Monitoring

Web-based monitoring of SMTP email servers is normally conducted using one of two different approaches. The first uses a socket level connection to verify whether or not the target server is operational. The second more comprehensive method involves sending round-robin messages to your email system and its subcomponents. Depending on your needs, hardware, and company size both have validity and a rightful place. To determine what is best for your company, let’s examine both in more detail ...


 How To Speed Up Your PC.

One of the most annoying things I have noticed with personal computers is the noticeable drop off in speed and performance as the system gets older. When I first buy the system or when I have freshly installed Windows the whole system seems to zip along, programs open faster the system starts up faster. A few months of hard use later and I get more and more frustrated, I am forced to wait for everything as my PC grinds along apparently making hard work of the smallest task.


 The History and Origins of Our PC Computer Keyboards

The keyboard is among the most underappreciated and taken for granted component of the Personal Computer (PC) that we use everyday.


 An Introduction To Raid – Greater Reliability ,faster, Less Costly Hard Drive Units

What is a raid setup on a computer system? Like anything else it depends who you talk to. Raid hard drive systems had their acronym explained as “Redundant Array of Individual Drives “and “Redundant Array of Inexpensive Drives”. The acronym for this is the shortened term “RAID”.


 The History Of Microcomputers

The history of microcomputers does not compare with the history of ancient Mesopotamia (Iraq). Microcomputers (now commonly held as PCs) have been around for only 25 – 30 years.


 Why Choose A Core 2 Duo For Your CPU In Your New High End Computer ?

It must have been difficult for Intel to watch AMD's Athlon 64 and then the Athlon 64 X2 and FX pretty much take over the performance PC market, putting the once-untouchable chip giant into a position where its only competitive response was to cut prices. Those were dark days indeed. But now, with the release of the long-awaited codename "Conroe" -- the Core 2 Duo and Core 2 Extreme processors -- Intel looks set to start a new age of desktop domination.


 How To Properly Install A New Video Card

Your video card is one of those components in your computer you want to both learn as much about it as possible and to learn how to remove the old one and install a new card quickly.Playing those awesome games will be that much more enjoyable with one of those muscle bound video cards boosting video performance to the max.


 Keeping Your Computer Happy

Does your computer last for only a year or so, hangs every so often, and gets struck by virus most of the time? Are you giving it enough hours of rest? Is it cool enough most of the times? Can its memory handle all the applications that you use?


 Selecting a New Motherboard: A Beginner's Guide

Are you looking for a new motherboard? With so many models available, deciding which to buy can be difficult. However, if you use this checklist, considering each motherboard feature, you should be able to find one that’s right for you.


 Graphic Cards: How To Choose The Best

Do you remember the old computing days when there were no sounds except for maybe a beep occasionally and printers making more noise than a cat on a scratching post or how about monitors that offered nothing more than a green or orange glow?


 What Is Random Access Memory

RAM is considered volatile storage because as soon as the power supply is stopped, the contents of RAM are lost. Hence, the data in RAM stays as long as the computer is running. RAM is much faster to read from and write to, when compared to other storage devices like hard disk, CDROM, Floppy disk etc. RAM can be both read and written; therefore, it is sometimes also called read-write memory. There are two fundamental types of RAM:(a) Dynamic RAM (DRAM)


 All About Dye-Sublimation Printers

Dedicated photo printers differ from all-purpose printers as they are designed to print photos only, as opposed to text or graphics documents in addition to photos. They are generally compact in size and lightweight, and some models even feature batteries that allow you to print without the need for an outlet. Most photo printers, including dye-sublimation (or dye-sub) printers, are built around a thermal dye engine, though there are a few that feature inkjet technology. For many ...


 What Is Optical Disk?

OPTICAL DISK Optical disk is an electronic data storage medium from which data is read and written to by using a low-powered laser beam. It is flat, circular, plastic or glass disk on which data is stored in the form of light and dark pits. The laser beam reads the pits and the data can be accessed. There are three basic types of optical disks: • Read-only optical disks: The optical disks, which are recorded at the time of manufacture and cannot be erased. CD, ...


 Computer Memory - Why It's Important

Many of you have probably asked yourselves this many times. For those of you who are looking to buy or have already purchased a computer may still be asking yourselves what this piece of hardware does for your computer. Buying computer memory is not as simple as going to the store and asking a sales representative for it. Each computer can only support a certain type of memory.


 Is Intel's Core 2 Duo Processor Worth the Hype?

In the months leading up to the release of Core 2 Duo processor - also referred to as "Conroe" for desktops - many questions remained unanswered. Did Intel make the necessary changes to compete with AMD's processor advantage?


 How To Correct A Slow Running Computer

You push the power button on your computer and 5 minutes later you're finally ready to start computing.It seems as though it takes forever and a day for your computer to get going,Why?


 What’s That Noise Coming From My Computer?

That’s usually how it starts. You hear an unfamiliar noise when you turn on your computer. Or, you may be working along and all of a sudden, your computer stops responding. Most people just ignore either one of these signs that something is amiss. They reboot or ignore the noise.


 How To Change Your Computer's Heat Sink

Everyone really want a fast hot computer when we want to do some business computing and when we want to play thos high speed games.But we don't want a fast and Hot computer in the literal sense.


 Why Choose a Core 2 Duo For Your CPU In Your New High End Computer ?

It must have been difficult for Intel to watch AMD's Athlon 64 and then the Athlon 64 X2 and FX pretty much take over the performance PC market, putting the once-untouchable chip giant into a position where its only competitive response was to cut prices. Those were dark days indeed. But now, with the release of the long-awaited codename "Conroe" -- the Core 2 Duo and Core 2 Extreme processors -- Intel looks set to start a new age of desktop domination.


 AMD Versus Intel CPU War

If you are in the market to purchase a computer there are many options in existence. You can purchase a Hewlett Packard, Gateway, IBM, or a custom built system. But there is one thing that all of these computers will utilize and that is a CPU (central processing unit). The CPU is responsible for interpreting and executing instructions for the motherboard. CPU's are key to the functioning of your new computer. CPU's from Intel and AMD power virtually every personal computer that you can purchase ...


 Why Upgrade To Corsair DDR2 RAM?

New technology is being introduced every day it seems. Computers are finally getting more stable and they continue to get faster. In this article we I will be talking about some of the new advances in RAM, specifically the new Corsair DDR2 Ram and what it can do for your computer.


 How To Add A USB 2.0 Hub To Your Computer

Digital and video Cameras, scanners, mp3 players, and just about every other electronic device are designed to be connected to your computer.