Corsair Vengeance Red 8GB (4x2GB)  DDR3 1600 MHz (PC3 12800) Desktop Memory (CMZ8GX3M4X1600C8R) Density: 8GB (4x2GB Module) Speed: 1600MHz PC3-12800 Timing: 8-8-8-24 Voltage: 1.5V XMP: version 1.3 Pin Out: 240 Pin Extreme Overclocking Memory from Corsair  the Leader in Performance Memory Solutions Lifetime Warranty