Product comparison · 2 memory modules

HyperX 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM vs Kingston Technology 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8

Key differences

Internal memory
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:2 GB
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:0.5 GB
Internal memory type
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:DDR
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:DDR2
Memory form factor
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:184-pin DIMM
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:240-pin DIMM
ECC
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:No
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:Yes
CAS latency
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:2
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:5
Memory voltage
- 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM:2.5 V
- 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8:1.8 V

Differences highlightedShow differences only

Comparison of 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM, 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8
8 specifications	A HyperX 2GB(2 x 1024MB), 400MHZ, DDR, NON-ECC, CL2, 184-Pin DIMM View product	B Kingston Technology 512MB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x8 View product
Features6 differ
Internal memoryDiffers	2 GB	0.5 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	2	5
Memory clock speedKnown for one	400 MHz	Unknown — not stated by the source
Memory voltageDiffers	2.5 V	1.8 V
Lead platingKnown for one	Unknown — not stated by the source	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.