Corsair Vengeance 8GB (2X4GB) DDR3 1866MHz (PC3 15000 ) Laptop Memory 8GB (2x4GB) DDR3L SODIMM kit for 4th Generation Intel Core i5 and i7 notebooks compatible with 2nd and 3rd Generation Intel Core i5 and i7 1866MHz 10-10-10-32 latency Voltage: 1.35V (also supports operation at 1.5V) Auto-overclocking with compatible notebooks (no BIOS configuration required) Pin Out: 204 Pin Limited Lifetime Warranty