The Team Elite Tpkd34gm1333hc9 4Gb Ddr3 Dimm Memory For Upgrading Or Replacing Pc Memory. Fitted With New Black Heatsink For Better Heat Distribution.Key Features:Memory Size4096Mb (1 Module X 4096Mb)Memory TypeDdr3Module TypeDimmPin Configuration240 Pin UnbufferedError CorrectionNon EccCl-Trcd-Trp-Tras9-9-9-24Dram Density256X8Data Transfer Bandwidth10664Mb/Sec (Pc3 10660)Heat SinkYesWorking Voltage1.5V?0.075VWarrantyLifetime Warranty