Product comparison · 2 memory modules

Lenovo 128MB DDR SDRAM UDIMM vs Lenovo 512MB NP SDRAM DIMM UPG

9specifications compared
5differ
4identical
6known for one product only

Key differences

Memory form factor
- 128MB DDR SDRAM UDIMM:184-pin DIMM
- 512MB NP SDRAM DIMM UPG:168-pin DIMM
CAS latency
- 128MB DDR SDRAM UDIMM:2.5
- 512MB NP SDRAM DIMM UPG:3
Memory clock speed
- 128MB DDR SDRAM UDIMM:266 MHz
- 512MB NP SDRAM DIMM UPG:133 MHz
Operating temperature (T-T)
- 128MB DDR SDRAM UDIMM:0 - 65 °C
- 512MB NP SDRAM DIMM UPG:10 - 35 °C
Operating relative humidity (H-H)
- 128MB DDR SDRAM UDIMM:10 - 90%
- 512MB NP SDRAM DIMM UPG:8 - 80%

Side by side

Differences highlightedShow differences only

Comparison of 128MB DDR SDRAM UDIMM, 512MB NP SDRAM DIMM UPG
15 specifications	A Lenovo 128MB DDR SDRAM UDIMM View product	B Lenovo 512MB NP SDRAM DIMM UPG View product
Features3 differ
Internal memoryKnown for one	Unknown — not stated by the source	0.5 GB
Memory form factorDiffers	184-pin DIMM	168-pin DIMM
CAS latencyDiffers	2.5	3
Memory clock speedDiffers	266 MHz	133 MHz
Lead platingKnown for one	Unknown — not stated by the source	Gold
Internal memory typeKnown for one	DDR	Unknown — not stated by the source
Operational conditions2 differ
Operating temperature (T-T)Differs	0 - 65 °C	10 - 35 °C
Operating relative humidity (H-H)Differs	10 - 90%	8 - 80%
Weight & dimensionsidentical
WeightKnown for one	Unknown — not stated by the source	45 g
Other featuresidentical
Special featuresKnown for one	Unknown — not stated by the source	Authenticity Seal, Tamper evident carton seal
Supported data transfer ratesKnown for one	Up to 2,100 MBps	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.

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