Product comparison · 2 memory modules

Kingston Technology 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM vs Kingston Technology 2GB DDR2-533

Key differences

Internal memory
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:1 GB
- 2GB DDR2-533:2 GB
Memory layout (modules x size)
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:1 x 1 GB
- 2GB DDR2-533:1 x 2 GB
Internal memory type
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:DDR
- 2GB DDR2-533:DDR2
Memory form factor
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:184-pin DIMM
- 2GB DDR2-533:240-pin DIMM
CAS latency
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:3
- 2GB DDR2-533:4
Memory bus
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:72 bit
- 2GB DDR2-533:64 bit
Memory type
- 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM:DDR
- 2GB DDR2-533:DDR2

Differences highlightedShow differences only

Comparison of 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM, 2GB DDR2-533
15 specifications	A Kingston Technology 1GB 400MHz DDR ECC CL3 (3-3-3) DIMM View product	B Kingston Technology 2GB DDR2-533 View product
Features7 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Differs	1 x 1 GB	1 x 2 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
CAS latencyDiffers	3	4
Memory busDiffers	72 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory typeDiffers	DDR	DDR2
Lead platingKnown for one	Gold	Unknown — not stated by the source
Module configurationKnown for one	Unknown — not stated by the source	256M X 64
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
Expansion slotsKnown for one	1 x DIMM 184-pin	Unknown — not stated by the source
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.