Product comparison · 2 memory modules

Kingston Technology 2GB PC2700 Kit vs Kingston Technology 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4

5specifications compared
3differ
2identical
9known for one product only

Key differences

The Kingston Technology 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4 has 56 -pin DIMM more memory form factor than the Kingston Technology 2GB PC2700 Kit (240-pin DIMM vs 184-pin DIMM). The Kingston Technology 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4 has 8 bit more memory bus than the Kingston Technology 2GB PC2700 Kit (72 bit vs 64 bit). Internal memory type: DDR on the Kingston Technology 2GB PC2700 Kit, DDR2 on the Kingston Technology 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4.

Internal memory type
- 2GB PC2700 Kit:DDR
- 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4:DDR2
Memory form factor
- 2GB PC2700 Kit:184-pin DIMM
- 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4:240-pin DIMM
Memory bus
- 2GB PC2700 Kit:64 bit
- 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4:72 bit

Side by side

Differences highlightedShow differences only

Comparison of 2GB PC2700 Kit, 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4
14 specifications	A Kingston Technology 2GB PC2700 Kit View product	B Kingston Technology 4GB 400MHz DDR2 ECC Registered CL3 DIMM (Kit of 2) Dual Rank, x4 View product
Features3 differ
Internal memory	2 GB	2 GB
Memory layout (modules x size)Known for one	1 x 2 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR	DDR2
Component forKnown for one	PC/Server	Unknown — not stated by the source
Memory form factorDiffers	184-pin DIMM	240-pin DIMM
Memory busDiffers	64 bit	72 bit
Buffered memory typeKnown for one	Unregistered (unbuffered)	Unknown — not stated by the source
Memory typeKnown for one	DDR	Unknown — not stated by the source
Lead plating	Gold	Gold
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	3
Check widthKnown for one	Unknown — not stated by the source	4 bit
Memory voltageKnown for one	Unknown — not stated by the source	1.8 V
Other featuresidentical
Mac compatibilityKnown for one	Yes	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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