Kingston 4gb 1x4gb memory module 1333mhz 240 pin cl9 ddr3 dimm non ecc unbuffered 15v memory memory size 4096 mb 1 modules x 4096 mb memory type ddr3 memory speed 1333 mhz memory package dimm designation pc3 10600 pin configuration 240 pins bus io configuration unbuffered error correction non ecc cas latency cl9 electrical voltage 15 v physical form factor memory module case colour green