Corsair Vengeance Blue 8GB (2x 4GB) PC3-15000 1866MHz DDR3 Memory Kit for and Dual Channel Processors 8GB (2 x 4GB)Dual Channel Kit, DDR3 1866 (PC3 15000), Cas Latency 9, Voltage 1.5V, Timing 9-10-9-27, 240-Pin DDR3 SDRAM 8GB (2x4GB) DDR3 for AMD, Intel Dual processors and upcoming 2nd Generation Intel Core platforms Vengeance Blue heat spreader for styling and performance Intel XMP (Extreme Memory Profile) Support Limited Lifetime Warranty Memory Type: DDR3; Speed: 1866MHz