Product comparison · 2 memory modules

HyperX 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64 vs Kingston Technology 256MB, DDR2, PC400, CL3, ECC

6specifications compared
4differ
2identical
9known for one product only

Key differences

The HyperX 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64 has 3.75 GB more internal memory than the Kingston Technology 256MB, DDR2, PC400, CL3, ECC (4 GB vs 0.25 GB). The HyperX 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64 has 1 more CAS latency than the Kingston Technology 256MB, DDR2, PC400, CL3, ECC (4 vs 3). The HyperX 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64 has 0.15 V more memory voltage than the Kingston Technology 256MB, DDR2, PC400, CL3, ECC (1.95 V vs 1.8 V). Only the Kingston Technology 256MB, DDR2, PC400, CL3, ECC has ECC.

Internal memory
- 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64:4 GB
- 256MB, DDR2, PC400, CL3, ECC:0.25 GB
ECC
- 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64:No
- 256MB, DDR2, PC400, CL3, ECC:Yes
CAS latency
- 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64:4
- 256MB, DDR2, PC400, CL3, ECC:3
Memory voltage
- 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64:1.95 V
- 256MB, DDR2, PC400, CL3, ECC:1.8 V

Side by side

Differences highlightedShow differences only

Comparison of 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64, 256MB, DDR2, PC400, CL3, ECC
15 specifications	A HyperX 4GB, 800MHZ, DDR2, NON-ECC, CL4 (4-4-4-12), DIMM 240-pin, Gold, 256M X 64 View product	B Kingston Technology 256MB, DDR2, PC400, CL3, ECC View product
Features4 differ
Internal memoryDiffers	4 GB	0.25 GB
ECCDiffers	No	Yes
CAS latencyDiffers	4	3
Memory clock speedKnown for one	800 MHz	Unknown — not stated by the source
Memory busKnown for one	64 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageDiffers	1.95 V	1.8 V
Module configurationKnown for one	256M X 64	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other featuresidentical
Bus clock rateKnown for one	800 MHz	Unknown — not stated by the source
Error indicationKnown for one	No	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 2048 MB	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.

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