Product comparison · 2 memory modules

HyperX 16GB DDR3L-1866 vs Kingston Technology 16GB DDR4

Key differences

Memory layout (modules x size)
- 16GB DDR3L-1866:2 x 8 GB
- 16GB DDR4:1 x 16 GB
Internal memory type
- 16GB DDR3L-1866:DDR3L
- 16GB DDR4:DDR4
Component for
- 16GB DDR3L-1866:Laptop
- 16GB DDR4:PC/Server
Memory form factor
- 16GB DDR3L-1866:204-pin SO-DIMM
- 16GB DDR4:288-pin DIMM
ECC
- 16GB DDR3L-1866:No
- 16GB DDR4:Yes
CAS latency
- 16GB DDR3L-1866:11
- 16GB DDR4:15
Memory bus
- 16GB DDR3L-1866:64 bit
- 16GB DDR4:72 bit
Buffered memory type
- 16GB DDR3L-1866:Unregistered (unbuffered)
- 16GB DDR4:Registered (buffered)

Differences highlightedShow differences only

Comparison of 16GB DDR3L-1866, 16GB DDR4
27 specifications	A HyperX 16GB DDR3L-1866 View product	B Kingston Technology 16GB DDR4 View product
Features12 differ
Memory layout (modules x size)Differs	2 x 8 GB	1 x 16 GB
Internal memory typeDiffers	DDR3L	DDR4
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	288-pin DIMM
ECCDiffers	No	Yes
CAS latencyDiffers	11	15
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 voltageDiffers	1.35 V	1.2 V
Module configurationDiffers	1024M x 64	2G X 72
Row cycle timeDiffers	44.7 ns	47.05 ns
Row active timeDiffers	34 ns	33 ns
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source
Other features4 differ
Chips organisationDiffers	X8	X4
Bus clock rateDiffers	1866 MHz	2133 MHz
Error indicationDiffers	No	ECC
Memory layoutDiffers	2 x 8192 MB	1 x 16384 MB
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
HeightKnown for one	Unknown — not stated by the source	31.2 mm

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.