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SD Ram: Pre- Pentium 1.4ghz computers usually take either PC100 or PC133. You can pick up this computer memory pretty cheap now. PC133 256mb sd ram is around $20.00. Pictured are two different sized sd ram chips. They have different dimensions, but they have the same notches on the bottom. Their specs are the same. Both 64mb sd ram Pc 100.
DDR Ram: The more modern PC's take anything from PC2100 (266MHz), PC2700 (333MHz), PC3200 (400-MHz). You can get PC2100 256mb ddr ram for around $25.00, which is pictured below. See how the notch is in a different place to the sd ram. This is one way to tell them apart. The stickers on the ram have their specifications and serial numbers. DDR Ram 2: New computers may be compatible to use this ram.
The size of Ram ( Random Access Memory) Both SD ram and DDR ram come in various sizes. Starting from 128mb, 256mb, 512mb, and now 1gig and 2 gig ram sticks. In the earlier days they were also available in smaller sizes, however now days the bigger sizes are the most popular. Upgrading your computer memory increases system performance, lets you run more applications, and improve graphics and video editing. It is always an improvement to your computer when you add ram. Browse Tips4pc.com for more articles
About the Author Mitz Pantic wrote this article. See more Free Computer Education articles. See More Computer Basics
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