Product comparison · 2 memory modules

HP 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit vs Lenovo 16GB DDR3 DIMM

Key differences

Internal memory
- 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit:8 GB
- 16GB DDR3 DIMM:16 GB
Memory layout (modules x size)
- 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit:2 x 4 GB
- 16GB DDR3 DIMM:1 x 16 GB
Internal memory type
- 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit:DDR2
- 16GB DDR3 DIMM:DDR3
Memory clock speed
- 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit:800 MHz
- 16GB DDR3 DIMM:1866 MHz
Memory voltage
- 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit:1.8 V
- 16GB DDR3 DIMM:1.5 V

Differences highlightedShow differences only

Comparison of 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit, 16GB DDR3 DIMM
11 specifications	A HP 8GB (2x4GB) Dual Rank PC2-6400 (DDR2-800) Registered Memory Kit View product	B Lenovo 16GB DDR3 DIMM View product
Features5 differ
Internal memoryDiffers	8 GB	16 GB
Memory layout (modules x size)Differs	2 x 4 GB	1 x 16 GB
Internal memory typeDiffers	DDR2	DDR3
Memory clock speedDiffers	800 MHz	1866 MHz
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
CAS latencyKnown for one	Unknown — not stated by the source	13

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.