KVR667D2S5/2G -- ValueRAM 256M x 64-bit 2GB (2048MB) CL5 DDR2-667 SDRAM (Synchronous DRAM) memory module. The components on this module include sixteen stacked 128M x 8-bit DDR2-667 SDRAM. This 200-pin SODIMM uses gold contact fingers and requires +1.8V.