pentium dual core e5700
(4GB) DDR3-1600 CL9 SDRAM (Synchronous DRAM) 2Rx8 memory modules, based on sixteen 256M x 8-bit DDR3 FBGA components per module. Each module kit supports Intel® XMP(Extreme Memory Profiles). Total kit capacity is 8GB. Each module kit has been tested to run at DDR3-1600 at a low latency timing of 9-9-9-27 at 1.65V. The SPDs are programmed. Kingston. Elixir/Nanya 8GB 2x4GB DDR3 PC3-12800 1600MHz 1.5V Elixir M2F4G64CB8HG4N-DI As written on the chips: NANYA 1304 NT5CC256M8GN-DI 215054R4GR L TW Stock timings are 11-11-11-30 but these are perfectly stable at 1600 9-9-9-24-1T @ 1.5V, these could easily be overclocked and will reach at least 1000MHz.