Product comparison · 2 memory modules

HyperX 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2) vs Kingston Technology 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated

Key differences

Internal memory type
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):DDR
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:DDR2
Memory form factor
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):184-Pin DIMM
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:240-pin DIMM
ECC
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):No
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:Yes
CAS latency
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):2
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:3
Memory bus
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):64 bit
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:72 bit
Memory voltage
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):2.6 V
- 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated:1.8 V

Differences highlightedShow differences only

Comparison of 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2), 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated
12 specifications	A HyperX 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2)View product	B Kingston Technology 512MB 400MHz DDR2 ECC Reg CL3 DIMM Single Rank, x8 Intel Validated View product
Features6 differ
Internal memory	0.5 GB	0.5 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-Pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	2	3
Memory clock speedKnown for one	400 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Check width	8 bit	8 bit
Memory voltageDiffers	2.6 V	1.8 V
Lead plating	Gold	Gold
Internal memory access speedKnown for one	5 ns	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	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.