Product comparison · 2 memory modules

Dell 4GB DDR2 800MHz Module vs Lenovo ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM

Key differences

Internal memory
- 4GB DDR2 800MHz Module:4 GB
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:8 GB
Internal memory type
- 4GB DDR2 800MHz Module:DDR2
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:DDR3
Memory form factor
- 4GB DDR2 800MHz Module:200-pin SO-DIMM
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:240-pin DIMM
ECC
- 4GB DDR2 800MHz Module:No
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:Yes
Memory clock speed
- 4GB DDR2 800MHz Module:800 MHz
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:1333 MHz
Memory voltage
- 4GB DDR2 800MHz Module:1.8 V
- ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM:1.5 V

Differences highlightedShow differences only

Comparison of 4GB DDR2 800MHz Module, ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM
14 specifications	A Dell 4GB DDR2 800MHz Module View product	B Lenovo ThinkServer 8GB DDR3-1333Mhz (2RX8) ECC UDIMM View product
Features6 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR2	DDR3
Component forKnown for one	Laptop	Unknown — not stated by the source
Memory form factorDiffers	200-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyKnown for one	6	Unknown — not stated by the source
Memory clock speedDiffers	800 MHz	1333 MHz
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
DepthKnown for one	Unknown — not stated by the source	4 mm
HeightKnown for one	Unknown — not stated by the source	30.5 mm
WeightKnown for one	Unknown — not stated by the source	100 g

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.