Check at following Merchants
Form Factor
Speed
Modules
Color
First Word Latency
CAS Latency
Timing
ECC / Registered
Compatible Products
Specifications
ManufacturerKingston
Part #KVR21E15S8/4
SpeedDDR4-2133
Form Factor288-pin DIMM (DDR4)
Modules1 x 4GB
ColorBlack / Green
First Word Latency14.065 ns
CAS Latency15
Voltage1.2 V
ECC / RegisteredECC / Unbuffered
Heat SpreaderNo