Product comparison · 2 memory modules

Kingston Technology 4GB DDR3 1333MHz Module vs Kingston Technology System Specific Memory D25664J90S memory module

Key differences

Internal memory
- 4GB DDR3 1333MHz Module:4 GB
- System Specific Memory D25664J90S memory module:2 GB
Memory layout (modules x size)
- 4GB DDR3 1333MHz Module:1 x 4 GB
- System Specific Memory D25664J90S memory module:1 x 2 GB
Memory bus
- 4GB DDR3 1333MHz Module:72 bit
- System Specific Memory D25664J90S memory module:64 bit
Buffered memory type
- 4GB DDR3 1333MHz Module:Registered (buffered)
- System Specific Memory D25664J90S memory module:Unregistered (unbuffered)
Module configuration
- 4GB DDR3 1333MHz Module:512M x 72
- System Specific Memory D25664J90S memory module:256M x 64
Chips organisation
- 4GB DDR3 1333MHz Module:X4
- System Specific Memory D25664J90S memory module:X8
Error indication
- 4GB DDR3 1333MHz Module:ECC
- System Specific Memory D25664J90S memory module:No
Internal memory
- 4GB DDR3 1333MHz Module:4096 MB
- System Specific Memory D25664J90S memory module:2048 MB

Differences highlightedShow differences only

Comparison of 4GB DDR3 1333MHz Module, D25664J90S
22 specifications	A Kingston Technology 4GB DDR3 1333MHz Module View product	B Kingston Technology System Specific Memory D25664J90S memory module Model D25664J90S View product
Features5 differ
Internal memoryDiffers	4 GB	2 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 2 GB
Internal memory type	DDR3	DDR3
Component for	PC/Server	PC/Server
Memory form factor	240-pin DIMM	240-pin DIMM
ECCKnown for one	Yes	Unknown — not stated by the source
CAS latency	9	9
Memory busDiffers	72 bit	64 bit
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory ranking	1	1
Memory voltage	1.5 V	1.5 V
Module configurationDiffers	512M x 72	256M x 64
Memory type	PC-10600	PC-10600
Lead plating	Gold	Gold
Packaging dataidentical
Package type	DIMM	DIMM
Other features4 differ
Chips organisationDiffers	X4	X8
Bus clock rate	1333 MHz	1333 MHz
Error indicationDiffers	ECC	No
Form factor	240-pin DIMM	240-pin DIMM
Internal memoryDiffers	4096 MB	2048 MB
Memory layoutDiffers	1 x 4096 MB	1 x 2048 MB
Number of pins	240	240

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.