Product comparison · 2 memory modules

HP 512MB DDR 266MHz vs Lenovo MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD)

Key differences

Internal memory type
- 512MB DDR 266MHz:DDR
- MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD):DDR2
Memory form factor
- 512MB DDR 266MHz:184-pin DIMM
- MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD):200-pin SO-DIMM
Memory clock speed
- 512MB DDR 266MHz:266 MHz
- MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD):533 MHz

Differences highlightedShow differences only

Comparison of 512MB DDR 266MHz, MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD)
16 specifications	A HP 512MB DDR 266MHz View product	B Lenovo MEMORY 512MB PC2-4200 CL4 DDR2 SDRAM SODIMM MEMORY (THINKPAD)View product
Features3 differ
Internal memory	0.5 GB	0.5 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-pin DIMM	200-pin SO-DIMM
ECC	Yes	Yes
CAS latencyKnown for one	Unknown — not stated by the source	4
Memory clock speedDiffers	266 MHz	533 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
Component forKnown for one	PC/Server	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 65 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 90%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	68 mm
DepthKnown for one	Unknown — not stated by the source	32 mm
HeightKnown for one	Unknown — not stated by the source	4 mm
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.