OCZ OCZ3OB1600LV4GK Obsidian 4GB kit (2GB x 2) dual channel 240-pin pc3-12800 DDR3 1600mhz 9-9-9-26 DIMM desktop memory module
FUTURE MEMORY SOLUTIONS PC2-6400 2gb 800mhz 200pin sodimm hp factory original 100% compatible
CRUCIAL BL2KIT25664AR80A Ballistix Tracer 4GB kit (2GB x 2) dual channel 240-pin pc2-6400 DDR2 800mhz 4-4-4-12 DIMM desktop memory module
FUTURE MEMORY SOLUTIONS PC2-6400 2gb kit 2x1gb 800mhz 200pin sodimm hp factory original 100% compatible