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 8GB, DDR2-RAM, 667MHz, DIMM

Key differences

Internal memory
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:4 GB
- 8GB, DDR2-RAM, 667MHz, DIMM:8 GB
Memory layout (modules x size)
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:1 x 4 GB
- 8GB, DDR2-RAM, 667MHz, DIMM:1 x 8 GB
Internal memory type
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:DDR3
- 8GB, DDR2-RAM, 667MHz, DIMM:DDR2
CAS latency
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:7
- 8GB, DDR2-RAM, 667MHz, DIMM:5
Memory voltage
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:1.5 V
- 8GB, DDR2-RAM, 667MHz, DIMM:1.8 V
Module configuration
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:512M X 72
- 8GB, DDR2-RAM, 667MHz, DIMM:1024M X 72
Memory type
- 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen:DDR3
- 8GB, DDR2-RAM, 667MHz, DIMM:DDR2

Differences highlightedShow differences only

Comparison of 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen, 8GB, DDR2-RAM, 667MHz, DIMM
20 specifications	A Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg w/Parity CL7 DIMM Dual Rank, x4 w/Therm Sen View product	B Kingston Technology 8GB, DDR2-RAM, 667MHz, DIMM View product
Features7 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory typeDiffers	DDR3	DDR2
CAS latencyDiffers	7	5
Memory bus	72 bit	72 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	2
Memory voltageDiffers	1.5 V	1.8 V
Module configurationDiffers	512M X 72	1024M X 72
Memory typeDiffers	DDR3	DDR2
Lead plating	Gold	Gold
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
Other featuresidentical
Chips organisation	X4	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	8192 MB
Memory layoutKnown for one	Unknown — not stated by the source	1 x 8192 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.