Check at following Merchants
Speed
Modules
Color
First Word Latency
CAS Latency
Voltage
Heat Spreader
Compatible Products
Specifications
ManufacturerG.Skill
Part #F3-10666CL9S-4GBXL
SpeedDDR3-1333
Form Factor240-pin DIMM (DDR3)
Modules1 x 4GB
ColorRed
First Word Latency13.503 ns
CAS Latency9
Voltage1.5 V
ECC / RegisteredNon-ECC / Unbuffered
Heat SpreaderYes