Product comparison · 2 memory modules

Kingston Technology 4x4GB DDR3-1333 vs Kingston Technology 8GB (4 x 2GB) DDR3

Key differences

Internal memory
- 4x4GB DDR3-1333:16 GB
- 8GB (4 x 2GB) DDR3:8 GB
Memory layout (modules x size)
- 4x4GB DDR3-1333:4 x 4 GB
- 8GB (4 x 2GB) DDR3:4 x 2 GB

Differences highlightedShow differences only

Comparison of 4x4GB DDR3-1333, 8GB (4 x 2GB) DDR3
21 specifications	A Kingston Technology 4x4GB DDR3-1333 View product	B Kingston Technology 8GB (4 x 2GB) DDR3 View product
Features2 differ
Internal memoryDiffers	16 GB	8 GB
Memory layout (modules x size)Differs	4 x 4 GB	4 x 2 GB
Internal memory type	DDR3	DDR3
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
Memory busKnown for one	Unknown — not stated by the source	72 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	1
Module configurationKnown for one	Unknown — not stated by the source	256M X 72
Lead plating	Gold	Gold
CAS latencyKnown for one	9	Unknown — not stated by the source
Memory voltageKnown for one	1.35 V	Unknown — not stated by the source
Other featuresidentical
Chips organisationKnown for one	Unknown — not stated by the source	X8
CompatibilityKnown for one	Unknown — not stated by the source	44T1592 (IBM); 39U4449 (IBM)
Data transfer rateKnown for one	Unknown — not stated by the source	10600 Mbit/s
Bus clock rateKnown for one	Unknown — not stated by the source	1333 MHz
Country of originKnown for one	Unknown — not stated by the source	United States
Error indicationKnown for one	Unknown — not stated by the source	ECC
Internal memoryKnown for one	Unknown — not stated by the source	8192 MB
Memory layoutKnown for one	Unknown — not stated by the source	4 x 2048 MB
Packaging dataidentical
Package typeKnown for one	DIMM	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.