Product comparison · 2 memory modules

Kingston Technology Memory 256MB 100MHz ECC Registered CL2 DIMM vs Kingston Technology Memory 512MB 184PIN DIMM DDR

Key differences

Internal memory
- Memory 256MB 100MHz ECC Registered CL2 DIMM:0.25 GB
- Memory 512MB 184PIN DIMM DDR:0.5 GB
Memory form factor
- Memory 256MB 100MHz ECC Registered CL2 DIMM:168-pin DIMM
- Memory 512MB 184PIN DIMM DDR:184-Pin DIMM
ECC
- Memory 256MB 100MHz ECC Registered CL2 DIMM:Yes
- Memory 512MB 184PIN DIMM DDR:No
CAS latency
- Memory 256MB 100MHz ECC Registered CL2 DIMM:2
- Memory 512MB 184PIN DIMM DDR:2.5
Memory bus
- Memory 256MB 100MHz ECC Registered CL2 DIMM:72 bit
- Memory 512MB 184PIN DIMM DDR:64 bit
Memory voltage
- Memory 256MB 100MHz ECC Registered CL2 DIMM:3.3 V
- Memory 512MB 184PIN DIMM DDR:2.5 V
Operating temperature (T-T)
- Memory 256MB 100MHz ECC Registered CL2 DIMM:10 - 50 °C
- Memory 512MB 184PIN DIMM DDR:0 - 70 °C

Differences highlightedShow differences only

Comparison of Memory 256MB 100MHz ECC Registered CL2 DIMM, Memory 512MB 184PIN DIMM DDR
12 specifications	A Kingston Technology Memory 256MB 100MHz ECC Registered CL2 DIMM View product	B Kingston Technology Memory 512MB 184PIN DIMM DDR View product
Features6 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Memory form factorDiffers	168-pin DIMM	184-Pin DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	2	2.5
Memory busDiffers	72 bit	64 bit
Memory voltageDiffers	3.3 V	2.5 V
Internal memory access speedKnown for one	10 ns	Unknown — not stated by the source
Internal memory typeKnown for one	Unknown — not stated by the source	DDR
Operational conditions1 differ
Operating temperature (T-T)Differs	10 - 50 °C	0 - 70 °C
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.