Product comparison · 2 memory modules

Kingston Technology 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V vs Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4

6specifications compared
2differ
4identical
8known for one product only

Key differences

The Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4 has 3 GB more internal memory than the Kingston Technology 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V (4 GB vs 1 GB). Only the Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4 has ECC.

Internal memory
- 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V:1 GB
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4:4 GB
ECC
- 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V:No
- 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4:Yes

Side by side

Differences highlightedShow differences only

Comparison of 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V, 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4
14 specifications	A Kingston Technology 1 GB, DIMM 240-pin, DDR II, 667 MHz / PC2-5300, CL5, 1.8 V View product	B Kingston Technology 4GB 667MHz DDR2 ECC Fully Buffered CL5 DIMM (Kit of 2) Single Rank, x4 View product
Features2 differ
Internal memoryDiffers	1 GB	4 GB
Memory layout (modules x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latency	5	5
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory voltage	1.8 V	1.8 V
Module configurationKnown for one	Unknown — not stated by the source	256M X 72
Memory typeKnown for one	Unknown — not stated by the source	DDR2
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other featuresidentical
Bus clock rateKnown for one	Unknown — not stated by the source	667 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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