Product comparison · 2 memory modules

HP 1GB DDR2-400 vs Kingston Technology 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,

4specifications compared
1differ
3identical
7known for one product only

Key differences

The Kingston Technology 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72, has 3 GB more internal memory than the HP 1GB DDR2-400 (4 GB vs 1 GB).

Internal memory
- 1GB DDR2-400:1 GB
- 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,:4 GB

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR2-400, 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,
11 specifications	A HP 1GB DDR2-400 View product	B Kingston Technology 4 GB ( 2 x 2 GB ), DIMM 240-pin, SDRAM-DDR2, 667 MHz, CL5,1.8 V, 256M X 72,View product
Features1 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Known for one	2 x 0.5 GB	Unknown — not stated by the source
Internal memory type	DDR2	DDR2
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory clock speedKnown for one	400 MHz	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
CAS latencyKnown for one	Unknown — not stated by the source	5
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Lead platingKnown for one	Unknown — not stated by the source	Gold

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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