Check at following Merchants
Speed
Modules
Color
First Word Latency
CAS Latency
Voltage
Compatible Products
Specifications
ManufacturerCrucial
Part #BL25664FN2139
SpeedDDR3-2133
Form Factor240-pin DIMM (DDR3)
Modules1 x 2GB
ColorBlack / Orange
First Word Latency8.439 ns
CAS Latency9
Voltage1.65 V
ECC / RegisteredNon-ECC / Unbuffered
Heat SpreaderYes