Product comparison · 2 memory modules

Kingston Technology 1GB DDR2 DIMM vs Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4

9specifications compared
4differ
5identical
0known for one product only

Key differences

The Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has 1.5 GB more internal memory than the Kingston Technology 1GB DDR2 DIMM (2 GB vs 0.5 GB). The Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has 8 bit more memory bus than the Kingston Technology 1GB DDR2 DIMM (72 bit vs 64 bit). The Kingston Technology 1GB DDR2 DIMM has 4 bit more check width than the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 (8 bit vs 4 bit). Only the Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 has ECC.

Internal memory
- 1GB DDR2 DIMM:0.5 GB
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:2 GB
ECC
- 1GB DDR2 DIMM:No
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:Yes
Memory bus
- 1GB DDR2 DIMM:64 bit
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:72 bit
Check width
- 1GB DDR2 DIMM:8 bit
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:4 bit

Side by side

Differences highlightedShow differences only

Comparison of 1GB DDR2 DIMM, 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4
9 specifications	A Kingston Technology 1GB DDR2 DIMM View product	B Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 View product
Features4 differ
Internal memoryDiffers	0.5 GB	2 GB
Internal memory type	DDR2	DDR2
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latency	3	3
Memory busDiffers	64 bit	72 bit
Check widthDiffers	8 bit	4 bit
Memory voltage	1.8 V	1.8 V
Lead plating	Gold	Gold

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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