Product comparison · 2 memory modules

HyperX 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC vs Kingston Technology 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4

Key differences

ECC
- 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC:No
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:Yes
Memory voltage
- 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC:2.2 V
- 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4:1.8 V

Differences highlightedShow differences only

Comparison of 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC, 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4
20 specifications	A HyperX 2GB(2 x 1GB), 1066MHz,SDRAM-DDR2, 2.2V, CL5 (5-5-5-15), 128M X 64, Non-ECC View product	B Kingston Technology 2GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Single Rank, x4 View product
Features2 differ
Internal memory	2 GB	2 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 2 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latency	5	5
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	1
Memory voltageDiffers	2.2 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Lead plating	Gold	Gold
Memory clock speedKnown for one	1066 MHz	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X4
Bus clock rateKnown for one	Unknown — not stated by the source	667 MHz
Error indicationKnown for one	Unknown — not stated by the source	Parity
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Internal memoryKnown for one	Unknown — not stated by the source	2048 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 2048 MB

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.