Product comparison · 2 memory modules

HP 103995-B21 memory module vs HP VH638AT memory module

6specifications compared
5differ
1identical
6known for one product only

Key differences

Internal memory
- 103995-B21 memory module:0.25 GB
- VH638AT memory module:4 GB
Memory layout (modules x size)
- 103995-B21 memory module:1 x 0.25 GB
- VH638AT memory module:1 x 4 GB
Internal memory type
- 103995-B21 memory module:RDRAM
- VH638AT memory module:DDR3
Memory form factor
- 103995-B21 memory module:184-pin RIMM
- VH638AT memory module:240-pin DIMM
Memory clock speed
- 103995-B21 memory module:800 MHz
- VH638AT memory module:1333 MHz

Side by side

Differences highlightedShow differences only

Comparison of 103995-B21, VH638AT
12 specifications	A HP 103995-B21 memory module Model 103995-B21 View product	B HP VH638AT memory module Model VH638AT View product
Features5 differ
Internal memoryDiffers	0.25 GB	4 GB
Memory layout (modules x size)Differs	1 x 0.25 GB	1 x 4 GB
Internal memory typeDiffers	RDRAM	DDR3
Component for	PC/Server	PC/Server
Memory form factorDiffers	184-pin RIMM	240-pin DIMM
Memory clock speedDiffers	800 MHz	1333 MHz
ECCKnown for one	Yes	Unknown — not stated by the source
Softwareidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	30 mm
DepthKnown for one	Unknown — not stated by the source	133 mm
HeightKnown for one	Unknown — not stated by the source	4 mm
Other featuresidentical
Dimensions (WxDxH)Known for one	Unknown — not stated by the source	30 x 133 x 4 mm

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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