Product comparison · 2 memory modules

Kingston Technology 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel) vs Kingston Technology Memory 4 GB DIMM 240-pin DDR2

Key differences

Internal memory
- 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel):2 GB
- Memory 4 GB DIMM 240-pin DDR2:4 GB
Memory layout (modules x size)
- 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel):2 x 1 GB
- Memory 4 GB DIMM 240-pin DDR2:1 x 4 GB
Internal memory type
- 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel):DDR3
- Memory 4 GB DIMM 240-pin DDR2:DDR2
Memory type
- 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel):DDR3
- Memory 4 GB DIMM 240-pin DDR2:DDR2

Differences highlightedShow differences only

Comparison of 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel), Memory 4 GB DIMM 240-pin DDR2
12 specifications	A Kingston Technology 2GB, 1066MHz, DDR3, ECC Reg, CL7, DIMM SR, x4 w/Therm Sensor (Intel)View product	B Kingston Technology Memory 4 GB DIMM 240-pin DDR2 View product
Features4 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	1 x 4 GB
Internal memory typeDiffers	DDR3	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyKnown for one	7	Unknown — not stated by the source
Memory bus	72 bit	72 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory voltageKnown for one	1.5 V	Unknown — not stated by the source
Memory typeDiffers	DDR3	DDR2
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.