The listing, Kingston HypherX DDR2 Memory 4gb (2x2gb) has ended.
The Kingston HyperX KHX8500AD2K2/4GR 4GB RAM is a kit of two 256M x 64-bit 2 GB DDR2-1066 CL7 SDRAM (Synchronous DRAM) memory modules, based on sixteen 128M x 8-bit DDR2 FBGA components per module. Total kit capacity is 4 GB (4096 MB). Each module pair has been tested to run at DDR2- 1066MHz at a latency timing of 7-7-7-20 at +1.85 V to +2.0 V. The SPD is programmed to JEDEC standard latency 800Mhz timing of 6-6-6-18 at +1.8 V. Each 240-pin DIMM uses gold contact fingers and requires +1.8 V.