Product comparison · 2 memory modules

Kingston Technology 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel) vs Kingston Technology 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel)

Key differences

Internal memory
- 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel):2 GB
- 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel):4 GB
Memory layout (modules x size)
- 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel):2 x 1 GB
- 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel):2 x 2 GB
CAS latency
- 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel):7
- 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel):9
Buffered memory type
- 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel):Unregistered (unbuffered)
- 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel):Registered (buffered)

Differences highlightedShow differences only

Comparison of 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel), 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel)
12 specifications	A Kingston Technology 2GB, 1066MHz, DDR3, ECC, CL7, DIMM (Kit of 2) w/ Thermal Sensor (Intel)View product	B Kingston Technology 4GB, 1333MHz, DDR3, ECC, Reg w/Par CL9, DIMM (Kit of 2), SR x4 w/Sen (Intel)View product
Features4 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	2 x 2 GB
CAS latencyDiffers	7	9
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Other featuresidentical
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.