Product comparison · 2 memory modules

Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen vs Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel

Key differences

Internal memory type
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:DDR3
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:DDR2
CAS latency
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:7
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:5
Memory voltage
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:1.5 V
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel:1.8 V

Differences highlightedShow differences only

Comparison of 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen, 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel
13 specifications	A Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen View product	B Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM Dual Rank, x4 Intel View product
Features3 differ
Internal memory	4 GB	4 GB
Memory layout (modules x size)Known for one	1 x 4 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR3	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	7	5
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory voltageDiffers	1.5 V	1.8 V
Module configurationKnown for one	512M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR3	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	X4	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.