Product comparison · 2 memory modules

Kingston Technology 4 GB DDR2 SDRAM Memory Module vs Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel)

10specifications compared
5differ
5identical
10known for one product only

Key differences

The Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel) has 1 more CAS latency than the Kingston Technology 4 GB DDR2 SDRAM Memory Module (7 vs 6). The Kingston Technology 4 GB DDR2 SDRAM Memory Module has 0.3 V more memory voltage than the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel) (1.8 V vs 1.5 V). Internal memory type: DDR2 on the Kingston Technology 4 GB DDR2 SDRAM Memory Module, DDR3 on the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel). Buffered memory type: Unregistered (unbuffered) on the Kingston Technology 4 GB DDR2 SDRAM Memory Module, Registered (buffered) on the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel). Memory type: DDR2 on the Kingston Technology 4 GB DDR2 SDRAM Memory Module, DDR3 on the Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel).

Internal memory type
- 4 GB DDR2 SDRAM Memory Module:DDR2
- 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel):DDR3
CAS latency
- 4 GB DDR2 SDRAM Memory Module:6
- 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel):7
Buffered memory type
- 4 GB DDR2 SDRAM Memory Module:Unregistered (unbuffered)
- 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel):Registered (buffered)
Memory voltage
- 4 GB DDR2 SDRAM Memory Module:1.8 V
- 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel):1.5 V
Memory type
- 4 GB DDR2 SDRAM Memory Module:DDR2
- 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel):DDR3

Side by side

Differences highlightedShow differences only

Comparison of 4 GB DDR2 SDRAM Memory Module, 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel)
20 specifications	A Kingston Technology 4 GB DDR2 SDRAM Memory Module View product	B Kingston Technology 4GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM (Kit of 2) SR, x4 w/Thrm Sen (Intel)View product
Features5 differ
Internal memory typeDiffers	DDR2	DDR3
CAS latencyDiffers	6	7
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltageDiffers	1.8 V	1.5 V
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Memory typeDiffers	DDR2	DDR3
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Special featuresKnown for one	Unbuffered	Unknown — not stated by the source
CompatibilityKnown for one	46C7427 (IBM); 46C7429 (IBM); 40W3167 (IBM)	Unknown — not stated by the source
Bus clock rateKnown for one	800 MHz	Unknown — not stated by the source
Error indicationKnown for one	ECC	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 2048 MB	Unknown — not stated by the source
Chips organisationKnown for one	Unknown — not stated by the source	X4

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.

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