Axiom 4GB Single Rank Module - For Server - 4 GB - DDR3-1600/PC3-12800 DDR3 SDRAM - 1600 MHz - ECC - Registered - DIMM - Lifetime Warranty

Up to 1600 MHz speed for playing the latest games and using heavy software DIMM 4 GB of memory to refine your computers performance DDR3-1600/PC3-12800 operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation