Product comparison · 2 memory modules

HyperX 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX vs Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP

Key differences

Internal memory
- 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX:2 GB
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP:4 GB
Memory layout (modules x size)
- 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX:2 x 1 GB
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP:1 x 4 GB
ECC
- 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX:No
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP:Yes
Memory voltage
- 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX:2.0 V
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP:1.8 V

Differences highlightedShow differences only

Comparison of 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX, 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP
9 specifications	A HyperX 2GB, 800MHz, DDR2, Non-ECC, CL5 (5-5-5-15), DIMM (Kit of 2) Tall HS, HyperX View product	B Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 VLP View product
Features4 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	1 x 4 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latency	5	5
Memory clock speedKnown for one	800 MHz	Unknown — not stated by the source
Memory voltageDiffers	2.0 V	1.8 V
Lead plating	Gold	Gold

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.