Komputerbay 8GB (2 X 4GB) DDR3 DIMM (240 pin) 1600Mhz PC3 12800 8 GB KIT (9-9-9-25) with Heatspreader for extra Cooling 100% COMPATIBLE MEMORY CAPACITY: 8GB comes with Heatspreader for extra Cooling Well Tested. Non-ECC Non parity Voltage 1.5V. SUPPORTS DUAL CHANNEL Lifetime Warranty FOR GAMING / PERFORMANCE MEMORY 9-9-9-25