Product comparison · 2 memory modules

Kingston Technology 2GB DDR3L-1333MHz vs Kingston Technology 4GB DDR3L-1333

Key differences

Internal memory
- 2GB DDR3L-1333MHz:2 GB
- 4GB DDR3L-1333:4 GB
Memory layout (modules x size)
- 2GB DDR3L-1333MHz:1 x 2 GB
- 4GB DDR3L-1333:1 x 4 GB
Module configuration
- 2GB DDR3L-1333MHz:256M X 72
- 4GB DDR3L-1333:512K X 72
Chips organisation
- 2GB DDR3L-1333MHz:X8
- 4GB DDR3L-1333:X4
Internal memory
- 2GB DDR3L-1333MHz:2048 MB
- 4GB DDR3L-1333:4096 MB
Memory layout
- 2GB DDR3L-1333MHz:1 x 2048 MB
- 4GB DDR3L-1333:1 x 4096 MB

Differences highlightedShow differences only

Comparison of 2GB DDR3L-1333MHz, 4GB DDR3L-1333
23 specifications	A Kingston Technology 2GB DDR3L-1333MHz View product	B Kingston Technology 4GB DDR3L-1333 View product
Features3 differ
Internal memoryDiffers	2 GB	4 GB
Memory layout (modules x size)Differs	1 x 2 GB	1 x 4 GB
Internal memory type	DDR3L	DDR3L
Memory form factor	240-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latency	9	9
Memory bus	72 bit	72 bit
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory ranking	1	1
Memory voltage	1.35 V	1.35 V
Module configurationDiffers	256M X 72	512K X 72
Row cycle timeKnown for one	49.5 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	160 ns	Unknown — not stated by the source
Row active timeKnown for one	36 ns	Unknown — not stated by the source
Lead plating	Gold	Gold
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 85 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-55 - 100 °C	Unknown — not stated by the source
Packaging dataidentical
Package type	DIMM	DIMM
Other features3 differ
Chips organisationDiffers	X8	X4
Bus clock rate	1333 MHz	1333 MHz
Error indication	ECC	ECC
Internal memoryDiffers	2048 MB	4096 MB
Memory layoutDiffers	1 x 2048 MB	1 x 4096 MB

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.