Patriot 8GB(2x4GB) Viper III DDR3 2133 (PC3-17000) CL11 Desktop Memory With Red Heatsink- PV38G213C1KRD Capacity: 8GB (2X4GB) Kit DIMM Type: 240-Pin NON-ECC UDIMM Voltage: 1.5V Frequency: PC3-17000 (2133MHz) Timings: 11-11-11-27 Intel 6 & 7 Series Platforms Feature Overclock: XMP 1.3