Product comparison · 2 memory modules

Kingston Technology 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2) vs Kingston Technology 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4

6specifications compared
3differ
3identical
11known for one product only

Key differences

The Kingston Technology 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4 has 2 GB more internal memory than the Kingston Technology 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2) (4 GB vs 2 GB). The Kingston Technology 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2) has 1 more CAS latency than the Kingston Technology 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4 (6 vs 5). Only the Kingston Technology 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4 has ECC.

Internal memory
- 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2):2 GB
- 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4:4 GB
ECC
- 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2):No
- 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4:Yes
CAS latency
- 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2):6
- 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4:5

Side by side

Differences highlightedShow differences only

Comparison of 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2), 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4
17 specifications	A Kingston Technology 2GB 800MHz DDR2 Non-ECC CL6 DIMM (Kit of 2)View product	B Kingston Technology 4GB 800MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Dual Rank, x4 View product
Features3 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	6	5
Memory busKnown for one	64 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	128M X 64	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Bus clock rateKnown for one	800 MHz	Unknown — not stated by the source
Error indicationKnown for one	No	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	2048 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 1024 MB	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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