Product comparison · 2 memory modules

Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) vs Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM

13specifications compared
10differ
3identical
6known for one product only

Key differences

The Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM has 2 GB more internal memory than the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) (4 GB vs 2 GB). The Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM has 3 more CAS latency than the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) (9 vs 6). The Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) has 8 bit more memory bus than the Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM (72 bit vs 64 bit). Only the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2) has ECC. Memory layout (modules x size): 2 x 1 GB on the Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2), 2 x 2 GB on the Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM.

Internal memory
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):2 GB
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:4 GB
Memory layout (modules x size)
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):2 x 1 GB
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:2 x 2 GB
Internal memory type
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):DDR2
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:DDR3
ECC
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):Yes
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:No
CAS latency
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):6
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:9
Memory bus
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):72 bit
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:64 bit
Memory voltage
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):1.8 V
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:1.5 V
Module configuration
- 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2):128M X 72
- 4GB 1333MHz DDR3 Non-ECC CL9 DIMM:256M X 64

Side by side

Differences highlightedShow differences only

Comparison of 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2), 4GB 1333MHz DDR3 Non-ECC CL9 DIMM
19 specifications	A Kingston Technology 2GB 800MHz DDR2 ECC CL6 DIMM (Kit of 2)View product	B Kingston Technology 4GB 1333MHz DDR3 Non-ECC CL9 DIMM View product
Features9 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	2 x 1 GB	2 x 2 GB
Internal memory typeDiffers	DDR2	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	6	9
Memory busDiffers	72 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltageDiffers	1.8 V	1.5 V
Module configurationDiffers	128M X 72	256M X 64
Memory typeDiffers	DDR2	DDR3
Component forKnown for one	Unknown — not stated by the source	PC/Server
Lead platingKnown for one	Unknown — not stated by the source	Gold
Other features1 differ
Bus clock rateDiffers	800 MHz	1333 MHz
Error indicationKnown for one	ECC	Unknown — not stated by the source
Form factor	240-pin DIMM	240-pin DIMM
Internal memoryKnown for one	2048 MB	Unknown — not stated by the source
Memory layoutKnown for one	2 x 1024 MB	Unknown — not stated by the source
Chips organisationKnown for one	Unknown — not stated by the source	X8

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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