Product comparison · 2 memory modules

Kingston Technology 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8 vs Kingston Technology 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor

Key differences

Internal memory
- 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8:4 GB
- 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor:6 GB
Internal memory type
- 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8:DDR2
- 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor:DDR3
CAS latency
- 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8:5
- 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor:9
Memory voltage
- 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8:1.8 V
- 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor:1.5 V

Differences highlightedShow differences only

Comparison of 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8, 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor
12 specifications	A Kingston Technology 4GB, 800MHz, DDR2, ECC Fully Buffered, CL5 DIMM, Quad Rank, x8 View product	B Kingston Technology 6GB, 1333MHz, DDR3, ECC Reg w/Par CL9, DIMM (Kit of 3), DR, x8 w/Thermal Sensor View product
Features4 differ
Internal memoryDiffers	4 GB	6 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	3 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
CAS latencyDiffers	5	9
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory voltageDiffers	1.8 V	1.5 V
Memory typeKnown for one	Unknown — not stated by the source	DDR3
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8

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.