Product comparison · 2 memory modules

Kingston Technology 1GB DDR2-400 vs Kingston Technology Memory 2GB 333MHz DDR ECC

5specifications compared
5differ
0identical
11known for one product only

Key differences

The Kingston Technology Memory 2GB 333MHz DDR ECC has 1 GB more internal memory than the Kingston Technology 1GB DDR2-400 (2 GB vs 1 GB). The Kingston Technology 1GB DDR2-400 has 0.5 more CAS latency than the Kingston Technology Memory 2GB 333MHz DDR ECC (3 vs 2.5). The Kingston Technology Memory 2GB 333MHz DDR ECC has 8 bit more memory bus than the Kingston Technology 1GB DDR2-400 (72 bit vs 64 bit). Internal memory type: DDR2 on the Kingston Technology 1GB DDR2-400, DDR on the Kingston Technology Memory 2GB 333MHz DDR ECC. Memory form factor: 240-pin DIMM on the Kingston Technology 1GB DDR2-400, 184-Pin DIMM on the Kingston Technology Memory 2GB 333MHz DDR ECC.

Internal memory
- 1GB DDR2-400:1 GB
- Memory 2GB 333MHz DDR ECC:2 GB
Internal memory type
- 1GB DDR2-400:DDR2
- Memory 2GB 333MHz DDR ECC:DDR
Memory form factor
- 1GB DDR2-400:240-pin DIMM
- Memory 2GB 333MHz DDR ECC:184-Pin DIMM
CAS latency
- 1GB DDR2-400:3
- Memory 2GB 333MHz DDR ECC:2.5
Memory bus
- 1GB DDR2-400:64 bit
- Memory 2GB 333MHz DDR ECC:72 bit

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR2-400, Memory 2GB 333MHz DDR ECC
16 specifications	A Kingston Technology 1GB DDR2-400 View product	B Kingston Technology Memory 2GB 333MHz DDR ECC View product
Features5 differ
Internal memoryDiffers	1 GB	2 GB
Memory layout (modules x size)Known for one	1 x 1 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR2	DDR
Memory form factorDiffers	240-pin DIMM	184-Pin DIMM
CAS latencyDiffers	3	2.5
Memory busDiffers	64 bit	72 bit
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Module configurationKnown for one	128M X 64	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
ECCKnown for one	Unknown — not stated by the source	Yes
Check widthKnown for one	Unknown — not stated by the source	4 bit
Memory voltageKnown for one	Unknown — not stated by the source	2.5 V
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Bus clock rateKnown for one	400 MHz	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 70 °C

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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