Product comparison · 2 memory modules

Kingston Technology 1GB 400MHZ DDR2 ECC vs Kingston Technology DDR2 533MHz 2GB

7specifications compared
5differ
2identical
6known for one product only

Key differences

Internal memory
- 1GB 400MHZ DDR2 ECC:1 GB
- DDR2 533MHz 2GB:2 GB
Memory layout (modules x size)
- 1GB 400MHZ DDR2 ECC:1 x 1 GB
- DDR2 533MHz 2GB:1 x 2 GB
ECC
- 1GB 400MHZ DDR2 ECC:Yes
- DDR2 533MHz 2GB:No
Memory bus
- 1GB 400MHZ DDR2 ECC:72 bit
- DDR2 533MHz 2GB:64 bit
Buffered memory type
- 1GB 400MHZ DDR2 ECC:Registered (buffered)
- DDR2 533MHz 2GB:Unregistered (unbuffered)

Side by side

Differences highlightedShow differences only

Comparison of 1GB 400MHZ DDR2 ECC, DDR2 533MHz 2GB
13 specifications	A Kingston Technology 1GB 400MHZ DDR2 ECC View product	B Kingston Technology DDR2 533MHz 2GB View product
Features5 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 2 GB
Internal memory type	DDR2	DDR2
ECCDiffers	Yes	No
CAS latencyKnown for one	Unknown — not stated by the source	4
Memory busDiffers	72 bit	64 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 64
Memory type	DDR2	DDR2
Memory form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	533 MHz
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM

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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