Product comparison · 2 memory modules

Kingston Technology 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4 vs Kingston Technology 1GB DDR2-400

5specifications compared
4differ
1identical
11known for one product only

Key differences

Internal memory type
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4:DDR
- 1GB DDR2-400:DDR2
Memory form factor
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4:184-Pin DIMM
- 1GB DDR2-400:240-pin DIMM
CAS latency
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4:2.5
- 1GB DDR2-400:3
Memory bus
- 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4:72 bit
- 1GB DDR2-400:64 bit

Side by side

Differences highlightedShow differences only

Comparison of 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4, 1GB DDR2-400
16 specifications	A Kingston Technology 1GB 333MHz DDR ECC Registered CL2.5 DIMM Single Rank, x4 View product	B Kingston Technology 1GB DDR2-400 View product
Features4 differ
Internal memory	1 GB	1 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Internal memory typeDiffers	DDR	DDR2
Memory form factorDiffers	184-Pin DIMM	240-pin DIMM
CAS latencyDiffers	2.5	3
Memory busDiffers	72 bit	64 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Module configurationKnown for one	Unknown — not stated by the source	128M X 64
Memory typeKnown for one	Unknown — not stated by the source	DDR2
ECCKnown for one	Yes	Unknown — not stated by the source
Check widthKnown for one	4 bit	Unknown — not stated by the source
Memory voltageKnown for one	2.5 V	Unknown — not stated by the source
Lead platingKnown for one	Gold	Unknown — not stated by the source
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	400 MHz
Form factorKnown for one	Unknown — not stated by the source	240-pin DIMM
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	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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