KOMPUTERBAY 4GB (2X 2GB) DDR2 800MHz PC2-6300 PC2-6400 (200 PIN) SODIMM Laptop Memory with Samsung Chips KOMPUTERBAY 4GB (2X2GB) DDR2 800MHz PC2-6300 PC2-6400 (200 PIN) SODIMM Laptop Memory with Samsung Chips 100% Compatible with Laptops. BRAND NEW 2GB PC2-6300 PC2-6400 DDR2 800 Mhz. Supports Dual Channel. Compatible with LAPTOPS THAT SUPPORT DDR2 200PIN MEMORY Lifetime Warranty