Product comparison · 2 memory modules

Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8 vs Kingston Technology ValueRAM KVR1333D3N8K2/1G memory module

Key differences

Internal memory
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8:4 GB
- ValueRAM KVR1333D3N8K2/1G memory module:1 GB
Internal memory type
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8:DDR2
- ValueRAM KVR1333D3N8K2/1G memory module:DDR3
ECC
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8:Yes
- ValueRAM KVR1333D3N8K2/1G memory module:No
CAS latency
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8:5
- ValueRAM KVR1333D3N8K2/1G memory module:8
Memory voltage
- 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8:1.8 V
- ValueRAM KVR1333D3N8K2/1G memory module:1.5 V

Differences highlightedShow differences only

Comparison of 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8, KVR1333D3N8K2/1G
19 specifications	A Kingston Technology 4GB 667MHz DDR2 ECC Reg with Parity CL5 DIMM (Kit of 2) Dual Rank x8 View product	B Kingston Technology ValueRAM KVR1333D3N8K2/1G memory module Model KVR1333D3N8K2/1G View product
Features5 differ
Internal memoryDiffers	4 GB	1 GB
Memory layout (modules x size)Known for one	2 x 2 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR2	DDR3
ECCDiffers	Yes	No
CAS latencyDiffers	5	8
Memory busKnown for one	72 bit	Unknown — not stated by the source
Buffered memory typeKnown for one	Registered (buffered)	Unknown — not stated by the source
Memory rankingKnown for one	2	Unknown — not stated by the source
Memory voltageDiffers	1.8 V	1.5 V
Module configurationKnown for one	256M X 72	Unknown — not stated by the source
Memory typeKnown for one	DDR2	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	X8	Unknown — not stated by the source
Bus clock rateKnown for one	667 MHz	Unknown — not stated by the source
Error indicationKnown for one	Parity	Unknown — not stated by the source
Form factorKnown for one	240-pin DIMM	Unknown — not stated by the source
Internal memoryKnown for one	4096 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 2048 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.