Product comparison · 2 memory modules

Kingston Technology 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen vs Kingston Technology 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor

Key differences

Internal memory
- 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen:2 GB
- 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor:8 GB
Memory layout (modules x size)
- 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen:1 x 2 GB
- 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor:4 x 2 GB
CAS latency
- 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen:9
- 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor:7
Buffered memory type
- 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen:Registered (buffered)
- 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor:Unregistered (unbuffered)

Differences highlightedShow differences only

Comparison of 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen, 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor
15 specifications	A Kingston Technology 2GB, 1333MHz, DDR3, ECC Reg w/Parity, CL9, DIMM, Single Rank, x4 w/Therm Sen View product	B Kingston Technology 8GB(4 x 2GB), 1066MHz, DDR3, ECC Kit w/ thermal sensor View product
Features4 differ
Internal memoryDiffers	2 GB	8 GB
Memory layout (modules x size)Differs	1 x 2 GB	4 x 2 GB
Internal memory type	DDR3	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	9	7
Memory bus	72 bit	72 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Module configurationKnown for one	Unknown — not stated by the source	256M X 72
Memory type	DDR3	DDR3
Lead plating	Gold	Gold
Memory voltageKnown for one	1.5 V	Unknown — not stated by the source
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	1066 MHz
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
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.