2GB Module---EL DDR2 PC2-6400/800MHz/Gold Gamer eXtreme/XTC Edition Rev. 2! 800MHz DDR2, CL 4-5-5-15 (CAS-TRCD-TRP-TRAS), Unbuffered, Gold Layered XTC Heatspreader, 1.95-2.1 Volts, 240-Pin DIMM, 2.2V EVP.