Check at following Merchants
Speed
Modules
Color
First Word Latency
CAS Latency
Voltage
Timing
Compatible Products
Specifications
ManufacturerCrucial
Part #BLE2KIT4G3D186HCE1TX0
SpeedDDR3-1866
Form Factor240-pin DIMM (DDR3)
Modules2 x 4GB
ColorBlack / Silver
First Word Latency9.646 ns
CAS Latency9
Voltage1.65 V
ECC / RegisteredNon-ECC / Unbuffered
Heat SpreaderYes