Product comparison · 2 memory modules

HP 405475-051 memory module vs HP 691740-001 memory module

Key differences

Internal memory
- 405475-051 memory module:1 GB
- 691740-001 memory module:4 GB
Memory layout (modules x size)
- 405475-051 memory module:1 x 1 GB
- 691740-001 memory module:1 x 4 GB
Internal memory type
- 405475-051 memory module:DDR2
- 691740-001 memory module:DDR3
Component for
- 405475-051 memory module:PC/Server
- 691740-001 memory module:Laptop
Memory form factor
- 405475-051 memory module:240-pin DIMM
- 691740-001 memory module:204-pin SO-DIMM
Memory clock speed
- 405475-051 memory module:667 MHz
- 691740-001 memory module:1600 MHz
Memory voltage
- 405475-051 memory module:1.5 V
- 691740-001 memory module:1.35 V

Differences highlightedShow differences only

Comparison of 405475-051, 691740-001
11 specifications	A HP 405475-051 memory module Model 405475-051 View product	B HP 691740-001 memory module Model 691740-001 View product
Features7 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR2	DDR3
Component forDiffers	PC/Server	Laptop
Memory form factorDiffers	240-pin DIMM	204-pin SO-DIMM
Memory clock speedDiffers	667 MHz	1600 MHz
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	1	Unknown — not stated by the source
Memory voltageDiffers	1.5 V	1.35 V
Compatible productsKnown for one	Unknown — not stated by the source	EliteBook 745 G2
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020

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.