PC Upgrade Considerations
When your computer starting to slow down, When you are unable to install and run new programs ,The Amount Of Space in Your hard drive, or When you have messages of LOW VIRTUAL MEMEORY it means that you need to add more memory. any of this or all together you need to consider upgrading your computer or buying a new one.
Here are things to consider before you are going to upgrade or buy a new computer
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Memory
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Memory (RAM, Read Access Memory) is one of the most effective upgrades you can make on your system. Some considerations for purchasing more memory 1.Access time 2.compatibility with existing RAM in your system. Quality is also very important. High-quality memory has a better tolerance for higher CPU bus frequencies.
The more memory you have the less accesses Windows will be making to its swap file. It is very important to maximize your faster RAM and limit the amount your system has to access your hard drive.
Hard Drive
It is Very important to have a fast hard drive if you want to have a faster computer. Even if the size of your current hard drive fits your needs, What to look for when searching for a new hard drive, 1.Access time 2.how much cache it has, 3.rotations per minute it performs (RPM). SCSI hard drives are much faster and built for hard work for example "for servers" SCSI Hard Drive is usually much more expensive, and require a SCSI controller card, not like the standard in every P.C you have the IDE built in. SCSI controller card you have to purchase separately. If you are looking for top performance SCSI hard drives is what you need.
Video Card
The video card in your computer is either built: on the Main Board, or on one of the Slots. The video card is Responsible for the way you view your work and games.3D performance is important for games and multimedia. What to consider if you want to upgrade your video card 1.refresh rate (75Hz or higher), 2.at least 16-bit colors. 3. The amount of RAM (128 Min).AGP cards are better than PCI , AGP bus is twice faster then the PCI.
CPU
Upgrade a CPU is a difficult task Because Of the wide range of options. The most common brands of CPU manufactures are INTEL and AMD. what you need to look for when you are going to Upgrade first thing is the CPU performance, if its for Regular home use, or business, Or multimedia, Or gaming which will require a strong CPU with big CACHE. You also need to know If your motherboard Support Bigger CPU. You can find this information at the manufacturer's website