MemoryMasters 16GB ( 4 X 4GB ) DDR2 DIMM (240 PIN) 800Mhz PC2 6400 PC2 6300 with Heatspreaders 16 GB - CL 5 Well Tested. Non-ECC Non parity Voltage 1.8V SUPPORTS DUAL CHANNEL, TRIPLE CHANNEL, AND QUAD CHANNEL GOLD LEADS.
100% COMPATIBLE MEMORY CAPACITY: 16GB ( 4 X 4GB )