Product comparison · 2 memory modules

HP 512MB SDRAM 133MHz vs Lenovo 256MB PC2700 ECC DDR SDRAM UDIMM

4specifications compared
3differ
1identical
9known for one product only

Key differences

Internal memory
- 512MB SDRAM 133MHz:0.5 GB
- 256MB PC2700 ECC DDR SDRAM UDIMM:0.25 GB
Memory form factor
- 512MB SDRAM 133MHz:168-pin DIMM
- 256MB PC2700 ECC DDR SDRAM UDIMM:184-pin DIMM
Memory clock speed
- 512MB SDRAM 133MHz:133 MHz
- 256MB PC2700 ECC DDR SDRAM UDIMM:333 MHz

Side by side

Differences highlightedShow differences only

Comparison of 512MB SDRAM 133MHz, 256MB PC2700 ECC DDR SDRAM UDIMM
13 specifications	A HP 512MB SDRAM 133MHz View product	B Lenovo 256MB PC2700 ECC DDR SDRAM UDIMM View product
Features3 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Internal memory typeKnown for one	Unknown — not stated by the source	DDR
Memory form factorDiffers	168-pin DIMM	184-pin DIMM
ECC	Yes	Yes
CAS latencyKnown for one	Unknown — not stated by the source	2.5
Memory clock speedDiffers	133 MHz	333 MHz
Lead platingKnown for one	Unknown — not stated by the source	Gold
Memory layout (modules x size)Known for one	1 x 0.5 GB	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory voltageKnown for one	3.3 V	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
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.

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