Product comparison · 2 memory modules

Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 vs Kingston Technology 512MB PC2100 SODIMM

5specifications compared
4differ
1identical
7known for one product only

Key differences

Internal memory
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:2 GB
- 512MB PC2100 SODIMM:0.5 GB
Internal memory type
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:DDR2
- 512MB PC2100 SODIMM:DRAM
Memory form factor
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:240-pin DIMM
- 512MB PC2100 SODIMM:200-pin SO-DIMM
Memory bus
- 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4:72 bit
- 512MB PC2100 SODIMM:64 bit

Side by side

Differences highlightedShow differences only

Comparison of 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4, 512MB PC2100 SODIMM
12 specifications	A Kingston Technology 2GB 400MHz DDR2 ECC Registered CL3 DIMM Dual Rank, x4 View product	B Kingston Technology 512MB PC2100 SODIMM View product
Features4 differ
Internal memoryDiffers	2 GB	0.5 GB
Internal memory typeDiffers	DDR2	DRAM
Memory form factorDiffers	240-pin DIMM	200-pin SO-DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
CAS latencyKnown for one	3	Unknown — not stated by the source
Memory busDiffers	72 bit	64 bit
Check widthKnown for one	4 bit	Unknown — not stated by the source
Memory voltageKnown for one	1.8 V	Unknown — not stated by the source
Lead plating	Gold	Gold
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 0.5 GB
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory typeKnown for one	Unknown — not stated by the source	DDR

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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