Product comparison · 2 memory modules

HP 256Mb DDR2 667MHz vs HP 512Mb DDR2 667MHz ECC

6specifications compared
3differ
3identical
1known for one product only

Key differences

The HP 512Mb DDR2 667MHz ECC has 0.25 GB more internal memory than the HP 256Mb DDR2 667MHz (0.5 GB vs 0.25 GB). Only the HP 512Mb DDR2 667MHz ECC has ECC. Memory layout (modules x size): 1 x 0.25 GB on the HP 256Mb DDR2 667MHz, 1 x 0.5 GB on the HP 512Mb DDR2 667MHz ECC.

Internal memory
- 256Mb DDR2 667MHz:0.25 GB
- 512Mb DDR2 667MHz ECC:0.5 GB
Memory layout (modules x size)
- 256Mb DDR2 667MHz:1 x 0.25 GB
- 512Mb DDR2 667MHz ECC:1 x 0.5 GB
ECC
- 256Mb DDR2 667MHz:No
- 512Mb DDR2 667MHz ECC:Yes

Side by side

Differences highlightedShow differences only

Comparison of 256Mb DDR2 667MHz, 512Mb DDR2 667MHz ECC
7 specifications	A HP 256Mb DDR2 667MHz View product	B HP 512Mb DDR2 667MHz ECC View product
Features3 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Memory layout (modules x size)Differs	1 x 0.25 GB	1 x 0.5 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
Memory clock speed	667 MHz	667 MHz
Memory typeKnown for one	Unknown — not stated by the source	PC5300

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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