Supreme Series memory modules use original DRAM IC and pass complete cross-platform and durability testing to guarantee compatibility and satisfying performance, ideal for customers who seek enhanced quality and reliability; ADATA memory modules all come with product lifetime warranty. ADATA announces the Number-1 DDR2-667 module which passes the ATI QVL in Taiwan, and this excellent module is avaliable now. Its density include 1GB/2GB/4GB. This module configuration is by 128x8 (1Gbit) die, 8 pcs dies in 1 rank, 16pcs dies in 2 rank. full-speed without extraneous loading. Compared with DDR, DDR2 owns four key technologies pave the way to high-speed operation and low power consumption. 4-bit prefectch DDR2 archieves the high-speed by four times the transmission amount of data . It also... Less

XTune - 1GB Dual Kit DDR2-1066 / PC2 8500 CL5 DIMM - Overclocked Modules (2x 512MB) Kit for Desktop PC Enthusiasts : AENEON DDR2 modules are manufactured by Qimonda, a leading DRAM manufacturer, and using leading edge, high quality components designed to meet PC Enthusiast expectations for better gaming and performance results. All products are 100% tested.