For MT DDR2 4GB 800Mhz PC2 6400S 16 Chips 2RX8 1.8V 200 Pins SODIMM for6981

PC2 6400 = DDR2 800MHZ (Compatible with DDR2 667MHZ, DDR2 533MHZ). Model:DDR2 SODIMM. PC2 5300 = DDR2 667MHZ (Compatible with DDR2 533MHZ). PC2 4200 = DDR2 533MHZ. PC2 8500 = DDR2 1066MHZ. Function:DDR2 200PIN.

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