I have read a ton of research on google and found that the best option is from amazon.com
I also got very fast&free shipping from amazon for more than 50 usd items.

PNY OPTIMA 2GB (2x1GB) Dual Channel Kit DDR2 667 MHz PC2-5300 Desktop DIMM Memory Modules MD2048KD2-667

Wednesday, 17. March 2010. 13:21 by memory sdhc

PNY OPTIMA 2GB (2x1GB) Dual Channel Kit DDR2 667 MHz PC2-5300 Desktop DIMM Memory Modules MD2048KD2-667 List Price: $43.99
Want more discount? get it here -> compare price
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DDR2 is the next generation of DDR memory. DDR2 memory features faster speeds, greater bandwidth, lower power consumption and thermal performance. Although DDR2 modules are the modules the physical size as DDR modules, the plug-in connector configuration is different and DDR2 are not compatible with PCs requiring DDR modules, and vice-versa.PNY manufactures DDR2 memory upgrades valued at PC2 – 3200, PC2-4200, PC2-5300 and higher. They are compatible with desktop and notebook computers and processors including Intel Pentium, Celeron, Centrino, AMD Athlon and Sempron Socket AM2, and others. PNY expansion modules are compatible with systems from Apple, Compaq, Dell, Gateway, HP, IBM and more than 5,000 other systems.Boost performance of your PC. The PNY memory upgrades will prove to be an outstanding value now and in the future.
buy it now!



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