Product comparison · 2 memory modules

Acer 512MB DDR2 667MHz vs HP 664691-001 memory module

Key differences

Internal memory
- 512MB DDR2 667MHz:0.5 GB
- 664691-001 memory module:8 GB
Memory layout (modules x size)
- 512MB DDR2 667MHz:1 x 0.5 GB
- 664691-001 memory module:1 x 8 GB
Internal memory type
- 512MB DDR2 667MHz:DDR2
- 664691-001 memory module:DDR3
Component for
- 512MB DDR2 667MHz:Laptop
- 664691-001 memory module:PC/Server
Memory form factor
- 512MB DDR2 667MHz:200-pin SO-DIMM
- 664691-001 memory module:240-pin DIMM
Memory clock speed
- 512MB DDR2 667MHz:667 MHz
- 664691-001 memory module:1600 MHz

Differences highlightedShow differences only

Comparison of 512MB DDR2 667MHz, 664691-001
15 specifications	A Acer 512MB DDR2 667MHz View product	B HP 664691-001 memory module Model 664691-001 View product
Features6 differ
Internal memoryDiffers	0.5 GB	8 GB
Memory layout (modules x size)Differs	1 x 0.5 GB	1 x 8 GB
Internal memory typeDiffers	DDR2	DDR3
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	11
Memory clock speedDiffers	667 MHz	1600 MHz
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Memory typeKnown for one	PC-5300	Unknown — not stated by the source
Other featuresidentical
CompatibilityKnown for one	Unknown — not stated by the source	ProLiant DL380p Gen8
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	SO-DIMM	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.