Dataram 4GB DDR3 SDRAM Memory Module - For Workstation, Server - 4 GB (1 x 4GB) - DDR3-1333/PC3-10600 DDR3 SDRAM - 1333 MHz - 1.35 V - ECC - Unbuffered - 240-pin - DIMM - Lifetime Warranty

Up to 1333 MHz speed with Unbuffered signal for smooth computer performance 4 GB memory smoothly executes complex apps and games 240-pin-pin DDR3-1333/PC3-10600 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