Product comparison · 2 memory modules

HyperX 4GB DDR3L-1866 vs Kingston Technology 4GB DDR3L 1600MHz

Key differences

Component for
- 4GB DDR3L-1866:Laptop
- 4GB DDR3L 1600MHz:PC/Server
Memory form factor
- 4GB DDR3L-1866:204-pin SO-DIMM
- 4GB DDR3L 1600MHz:240-pin DIMM
ECC
- 4GB DDR3L-1866:No
- 4GB DDR3L 1600MHz:Yes
Memory bus
- 4GB DDR3L-1866:64 bit
- 4GB DDR3L 1600MHz:72 bit
Buffered memory type
- 4GB DDR3L-1866:Unregistered (unbuffered)
- 4GB DDR3L 1600MHz:Registered (buffered)
Module configuration
- 4GB DDR3L-1866:512M x 64
- 4GB DDR3L 1600MHz:512M X 72
Width
- 4GB DDR3L-1866:67.6 mm
- 4GB DDR3L 1600MHz:133.3 mm
Bus clock rate
- 4GB DDR3L-1866:1866 MHz
- 4GB DDR3L 1600MHz:1600 MHz

Differences highlightedShow differences only

Comparison of 4GB DDR3L-1866, 4GB DDR3L 1600MHz
26 specifications	A HyperX 4GB DDR3L-1866 View product	B Kingston Technology 4GB DDR3L 1600MHz View product
Features6 differ
Internal memory	4 GB	4 GB
Memory layout (modules x size)	1 x 4 GB	1 x 4 GB
Internal memory type	DDR3L	DDR3L
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latency	11	11
Memory clock speedKnown for one	1866 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltage	1.35 V	1.35 V
Module configurationDiffers	512M x 64	512M X 72
Row cycle timeKnown for one	44.7 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	260 ns	Unknown — not stated by the source
Lead plating	Gold	Gold
Memory rankingKnown for one	Unknown — not stated by the source	1
Product colourKnown for one	Unknown — not stated by the source	Green
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
Weight & dimensions1 differ
WidthDiffers	67.6 mm	133.3 mm
Height	30 mm	30 mm
Other features2 differ
Bus clock rateDiffers	1866 MHz	1600 MHz
Error indicationDiffers	No	ECC
Internal memory	4096 MB	4096 MB
Memory layout	1 x 4096 MB	1 x 4096 MB
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.