Product comparison · 2 memory modules

HyperX 4GB DDR3L-1866 vs Kingston Technology 4GB DDR3L 1333MHz Module

Key differences

Component for
- 4GB DDR3L-1866:Laptop
- 4GB DDR3L 1333MHz Module:PC/Server
Memory form factor
- 4GB DDR3L-1866:204-pin SO-DIMM
- 4GB DDR3L 1333MHz Module:240-pin DIMM
ECC
- 4GB DDR3L-1866:No
- 4GB DDR3L 1333MHz Module:Yes
CAS latency
- 4GB DDR3L-1866:11
- 4GB DDR3L 1333MHz Module:9
Memory bus
- 4GB DDR3L-1866:64 bit
- 4GB DDR3L 1333MHz Module:72 bit
Buffered memory type
- 4GB DDR3L-1866:Unregistered (unbuffered)
- 4GB DDR3L 1333MHz Module:Registered (buffered)
Module configuration
- 4GB DDR3L-1866:512M x 64
- 4GB DDR3L 1333MHz Module:512M x 72
Bus clock rate
- 4GB DDR3L-1866:1866 MHz
- 4GB DDR3L 1333MHz Module:1333 MHz

Differences highlightedShow differences only

Comparison of 4GB DDR3L-1866, 4GB DDR3L 1333MHz Module
29 specifications	A HyperX 4GB DDR3L-1866 View product	B Kingston Technology 4GB DDR3L 1333MHz Module View product
Features7 differ
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	11	9
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)
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
Memory rankingKnown for one	Unknown — not stated by the source	2
Memory typeKnown for one	Unknown — not stated by the source	PC-10600
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 & dimensionsidentical
WidthKnown for one	67.6 mm	Unknown — not stated by the source
HeightKnown for one	30 mm	Unknown — not stated by the source
Other features2 differ
Bus clock rateDiffers	1866 MHz	1333 MHz
Error indicationDiffers	No	ECC
Chips organisationKnown for one	Unknown — not stated by the source	X8
Form factorKnown for one	Unknown — not stated by the source	240-pin VLP DIMM
Number of pinsKnown for one	Unknown — not stated by the source	240
Packaging dataidentical
Package typeKnown for one	Unknown — not stated by the source	DIMM

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.