Product comparison · 2 memory modules

HP 1Gb DDR2 SDRAM ECC vs HP 256Mb DDR2 667MHz

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

Key differences

The HP 1Gb DDR2 SDRAM ECC has 0.75 GB more internal memory than the HP 256Mb DDR2 667MHz (1 GB vs 0.25 GB). Only the HP 1Gb DDR2 SDRAM ECC has ECC. Memory layout (modules x size): 2 x 0.5 GB on the HP 1Gb DDR2 SDRAM ECC, 1 x 0.25 GB on the HP 256Mb DDR2 667MHz.

Internal memory
- 1Gb DDR2 SDRAM ECC:1 GB
- 256Mb DDR2 667MHz:0.25 GB
Memory layout (modules x size)
- 1Gb DDR2 SDRAM ECC:2 x 0.5 GB
- 256Mb DDR2 667MHz:1 x 0.25 GB
ECC
- 1Gb DDR2 SDRAM ECC:Yes
- 256Mb DDR2 667MHz:No

Side by side

Differences highlightedShow differences only

Comparison of 1Gb DDR2 SDRAM ECC, 256Mb DDR2 667MHz
7 specifications	A HP 1Gb DDR2 SDRAM ECC View product	B HP 256Mb DDR2 667MHz View product
Features3 differ
Internal memoryDiffers	1 GB	0.25 GB
Memory layout (modules x size)Differs	2 x 0.5 GB	1 x 0.25 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
Memory clock speed	667 MHz	667 MHz
Buffered memory typeKnown for one	Registered (buffered)	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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