Product comparison · 2 memory modules

2-Power 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M vs 2-Power MEM8551A memory module

Key differences

Internal memory
- 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M:0.5 GB
- MEM8551A memory module:8 GB
Internal memory type
- 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M:DDR
- MEM8551A memory module:DDR3
ECC
- 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M:No
- MEM8551A memory module:Yes
CAS latency
- 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M:3
- MEM8551A memory module:9
Memory clock speed
- 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M:400 MHz
- MEM8551A memory module:1333 MHz

Differences highlightedShow differences only

Comparison of 2PDPC400UBJA151M, MEM8551A
11 specifications	A 2-Power 512MB DDR 400MHz DIMM Memory - replaces 2PDPC400UBJA151M Model 2PDPC400UBJA151M View product	B 2-Power MEM8551A memory module Model MEM8551A View product
Features5 differ
Internal memoryDiffers	0.5 GB	8 GB
Memory layout (modules x size)Known for one	1 x 0.5 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR	DDR3
Component forKnown for one	PC/Server	Unknown — not stated by the source
ECCDiffers	No	Yes
CAS latencyDiffers	3	9
Memory clock speedDiffers	400 MHz	1333 MHz
Memory rankingKnown for one	1	Unknown — not stated by the source
Memory form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Weight & dimensionsidentical
WeightKnown for one	28 g	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.