Ram memory 8GB=2*4GB DDR3 1066 [1] strong stock [2] 3 month warranty Features ... X 64 Non-ECC 1600MHz 240-pin Unbuffered DIMM (SDRAM-DDR3, 1.65V, CL9, FBGA, Gold) Size - 4GB x ... retail packageNumber of Modules - 2Memory Technology - DDR 3 Dual Channel PC3-12800Clock Rate - 1600 MHzCL9Timing: 9Pin Count - 240-pinLead Plating ... you for your understanding. HyperX Computer Ram memory 8GB=2*4GB DDR3 1066