Kingston HyperX - Memory - 2 GB ( 2 x 1 GB ) DIMM 240-pin - DDR2 - 1066 MHz / PC2 8500 - CL5 - 2.2 V - unbuffered - non-ECC Kingston HyperX - Memory - 2 GB ( 2 x 1 GB ) DIMM 240-pin - DDR3 - 1600 MHz / PC3 12800 - CL9 - 1.9 V - unbuffered - non-ECC...