Corsair Vengeance LPX CMK8GX4M1A2666C16 8GB (1x8GB) 2666MHz DDR4 in black, 15-15-15-36, 1.2v, XMP 2.0, Anodised Aluminium heatspreader. Backed by a lifetime Corsair warranty. Vengeance LPX memory is designed for high-performance overclocking. The heatspreader is made of pure aluminium for faster heat dissipation, and the eight-layer PCB helps manage heat and provides superior overclocking headroom. Each IC is individually screened for performance potential.