Product comparison · 2 memory modules

Kingston Technology 4GB DDR3 1600MHz SO-DIMM vs Kingston Technology 4GB DDR3L-1333

Key differences

Internal memory type
- 4GB DDR3 1600MHz SO-DIMM:DDR3
- 4GB DDR3L-1333:DDR3L
Memory form factor
- 4GB DDR3 1600MHz SO-DIMM:204-pin SO-DIMM
- 4GB DDR3L-1333:240-pin DIMM
Memory bus
- 4GB DDR3 1600MHz SO-DIMM:64 bit
- 4GB DDR3L-1333:72 bit
Buffered memory type
- 4GB DDR3 1600MHz SO-DIMM:Unregistered (unbuffered)
- 4GB DDR3L-1333:Registered (buffered)
Memory voltage
- 4GB DDR3 1600MHz SO-DIMM:1.5 V
- 4GB DDR3L-1333:1.35 V
Module configuration
- 4GB DDR3 1600MHz SO-DIMM:512M X 64
- 4GB DDR3L-1333:512K X 72
Package type
- 4GB DDR3 1600MHz SO-DIMM:SO-DIMM
- 4GB DDR3L-1333:DIMM
Chips organisation
- 4GB DDR3 1600MHz SO-DIMM:X8
- 4GB DDR3L-1333:X4

Differences highlightedShow differences only

Comparison of 4GB DDR3 1600MHz SO-DIMM, 4GB DDR3L-1333
21 specifications	A Kingston Technology 4GB DDR3 1600MHz SO-DIMM View product	B Kingston Technology 4GB DDR3L-1333 View product
Features6 differ
Internal memory typeDiffers	DDR3	DDR3L
Component forKnown for one	Laptop	Unknown — not stated by the source
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltageDiffers	1.5 V	1.35 V
Module configurationDiffers	512M X 64	512K X 72
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latencyKnown for one	Unknown — not stated by the source	9
Memory rankingKnown for one	Unknown — not stated by the source	1
Softwareidentical
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Packaging data1 differ
Package typeDiffers	SO-DIMM	DIMM
Other features3 differ
Chips organisationDiffers	X8	X4
Bus clock rateDiffers	1600 MHz	1333 MHz
Error indicationDiffers	No	ECC
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.