Corsair XMS3 16GB (2x8GB) DDR3 1333 MHz (PC3 10666) Desktop Memory 1.5V Speed: 1333MHz -- Timing: 9-9-9-24 -- Voltage: 1.50V -- Pin Out: 240-Pin. Limited Lifetime Warranty. Compatible with 2nd generation and higher Intel core CPUs and AMD DDR3 supported CPU.