Product comparison · 2 memory modules

2-Power 4GB DDR3L UDIMM + TS vs 2-Power 512MB DDR 400MHz DIMM Memory

Key differences

Internal memory
- 4GB DDR3L UDIMM + TS:4 GB
- 512MB DDR 400MHz DIMM Memory:0.5 GB
Memory layout (modules x size)
- 4GB DDR3L UDIMM + TS:1 x 4 GB
- 512MB DDR 400MHz DIMM Memory:1 x 0.5 GB
Internal memory type
- 4GB DDR3L UDIMM + TS:DDR3L
- 512MB DDR 400MHz DIMM Memory:DDR
ECC
- 4GB DDR3L UDIMM + TS:Yes
- 512MB DDR 400MHz DIMM Memory:No
CAS latency
- 4GB DDR3L UDIMM + TS:11
- 512MB DDR 400MHz DIMM Memory:3
Memory clock speed
- 4GB DDR3L UDIMM + TS:1600 MHz
- 512MB DDR 400MHz DIMM Memory:400 MHz
Memory ranking
- 4GB DDR3L UDIMM + TS:2
- 512MB DDR 400MHz DIMM Memory:1
Weight
- 4GB DDR3L UDIMM + TS:22 g
- 512MB DDR 400MHz DIMM Memory:28 g

Differences highlightedShow differences only

Comparison of 4GB DDR3L UDIMM + TS, MEM1001A
21 specifications	A 2-Power 4GB DDR3L UDIMM + TS View product	B 2-Power 512MB DDR 400MHz DIMM Memory Model MEM1001A View product
Features7 differ
Internal memoryDiffers	4 GB	0.5 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 0.5 GB
Internal memory typeDiffers	DDR3L	DDR
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	11	3
Memory clock speedDiffers	1600 MHz	400 MHz
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory rankingDiffers	2	1
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 & dimensions1 differ
WidthKnown for one	152 mm	Unknown — not stated by the source
DepthKnown for one	6 mm	Unknown — not stated by the source
HeightKnown for one	52 mm	Unknown — not stated by the source
WeightDiffers	22 g	28 g
Packaging dataidentical
Package typeKnown for one	DIMM	Unknown — not stated by the source
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Other featuresidentical
CertificationKnown for one	Unknown — not stated by the source	CE

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.