Product comparison · 2 memory modules

Dell 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC vs HyperX 4GB DDR3 1333MHz Kit

5specifications compared
3differ
2identical
8known for one product only

Key differences

Internal memory type
- 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC:DDR2
- 4GB DDR3 1333MHz Kit:DDR3
ECC
- 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC:Yes
- 4GB DDR3 1333MHz Kit:No
Memory clock speed
- 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC:667 MHz
- 4GB DDR3 1333MHz Kit:1333 MHz

Side by side

Differences highlightedShow differences only

Comparison of 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC, 4GB DDR3 1333MHz Kit
13 specifications	A Dell 4GB (2x2GB), DDR II SDRAM, 667MHz, Precision WorkStation T5400, ECC View product	B HyperX 4GB DDR3 1333MHz Kit View product
Features3 differ
Internal memory	4 GB	4 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	7
Memory clock speedDiffers	667 MHz	1333 MHz
Memory voltageKnown for one	Unknown — not stated by the source	1.65 V
Row cycle timeKnown for one	Unknown — not stated by the source	49.5 ns
Row active timeKnown for one	Unknown — not stated by the source	36 ns
Lead platingKnown for one	Unknown — not stated by the source	Gold
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C
Other featuresidentical
Number of pinsKnown for one	240	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.

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