KOMPUTERBAY 4GB ( 2 X 2GB ) DDR2 DIMM (240 PIN) AM2 1066Mhz PC2 8500 FOR ZOTAC AND MSI MO... Komputerbay 4GB (2 x 2GB) DDR2 DIMM (240 PIN) AM2 1066Mhz PC2-8500 FOR ZOTAC GF8300-A-E 4 GB with Heatspreaders ONLY WORKS ON MOTHERBOARDS WITH AMD PROCESSORS (SOCKET AM2 ,AM2+ AND AM3 PROCESSORS) . Non-ECC Non parity Voltage 1.8V. COMES WITH HEAT SPREADERS. SUPPORTS DUAL CHANNEL TRIPLE CHANNEL AND QUAD CHANNEL Lifetime Warranty COMPATIBLE WITH ZOTAC GF8300-A-E