Product comparison · 2 memory modules

HyperX 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2) vs Kingston Technology 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated

Key differences

Internal memory
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):0.5 GB
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:1 GB
ECC
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):No
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:Yes
CAS latency
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):2
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:2.5
Memory bus
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):64 bit
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:72 bit
Check width
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):8 bit
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:4 bit
Memory voltage
- 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2):2.6 V
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated:2.5 V

Differences highlightedShow differences only

Comparison of 1GB 400MHz DDR Non-ECC CL2 (2-3-2-6-1) DIMM (Kit of 2), 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 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 1GB 333MHz DDR ECC Registered CL2.5 DIMM Dual Rank, x4 Intel Validated View product
Features6 differ
Internal memoryDiffers	0.5 GB	1 GB
Internal memory type	DDR	DDR
Memory form factor	184-Pin DIMM	184-Pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	2	2.5
Memory clock speedKnown for one	400 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Check widthDiffers	8 bit	4 bit
Memory voltageDiffers	2.6 V	2.5 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)	0 - 70 °C	0 - 70 °C

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.