corsair xms2 4 gb 2 x 2 gb pc2-6400 800 mhz 240-pin ddr2 dual-channel memory kit - twin2x4096-6400c5
this memory has been verified to operate at 800mhz at the low latencies of 5-5-5-18 memory technology ddr2 sdram number of modules 2 x 2gb memory speed 800mhz form factor 240-pin