Product comparison · 2 memory modules

2-Power 8GB DDR4 RDIMM vs HP 512MB DDR2 400MHz

Key differences

Internal memory
- 8GB DDR4 RDIMM:8 GB
- 512MB DDR2 400MHz:0.5 GB
Memory layout (modules x size)
- 8GB DDR4 RDIMM:1 x 8 GB
- 512MB DDR2 400MHz:1 x 0.5 GB
Internal memory type
- 8GB DDR4 RDIMM:DDR4
- 512MB DDR2 400MHz:DDR2
Memory form factor
- 8GB DDR4 RDIMM:288-pin DIMM
- 512MB DDR2 400MHz:240-pin DIMM
Memory clock speed
- 8GB DDR4 RDIMM:2133 MHz
- 512MB DDR2 400MHz:400 MHz

Differences highlightedShow differences only

Comparison of 8GB DDR4 RDIMM, 512MB DDR2 400MHz
19 specifications	A 2-Power 8GB DDR4 RDIMM View product	B HP 512MB DDR2 400MHz View product
Features5 differ
Internal memoryDiffers	8 GB	0.5 GB
Memory layout (modules x size)Differs	1 x 8 GB	1 x 0.5 GB
Internal memory typeDiffers	DDR4	DDR2
Component for	PC/Server	PC/Server
Memory form factorDiffers	288-pin DIMM	240-pin DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
CAS latencyKnown for one	15	Unknown — not stated by the source
Memory clock speedDiffers	2133 MHz	400 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
Product colour	Green	Green
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac 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
Weight & dimensionsidentical
WidthKnown for one	134 mm	Unknown — not stated by the source
DepthKnown for one	4 mm	Unknown — not stated by the source
HeightKnown for one	32 mm	Unknown — not stated by the source
WeightKnown for one	24 g	Unknown — not stated by the source
Packaging dataidentical
Package typeKnown for one	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.