Which is the best RAM ddr2 or ddr3?

DDR2 RAM provides 4 data transfers per cycle, while DDR3 increases the number to 8. Assuming a base clock speed of 100Mhz, DDR RAM will provide 1600 MB/s of Bandwidth, DDR2 provides 3200 MB/s, and DDR3 provides 6400 MB/s. More is always better!Sep 10, 2010 read more

DDR2 memory, for instance, first appeared in 2004. But only in the last 12 months has DDR3 taken over as the mainstream memory type for most new PCs. If you factor in existing systems, DDR2 is still the dominant memory technology. read more

The Big Issue: DDR2 vs. DDR3. In late 2008, Intel released the first Core i7 processors. These processors were paired with a new motherboard chipset called X58. This chipset introduced the need for a new type of memory called DDR3. In the last two years the entire industry has converted over to DDR3. read more