Product comparison · 2 memory modules

HyperX 4GB DDR3L-1866 vs Kingston Technology 16GB DDR4-2133

17specifications compared
16differ
1identical
8known for one product only

Key differences

The Kingston Technology 16GB DDR4-2133 has 12 GB more internal memory than the HyperX 4GB DDR3L-1866 (16 GB vs 4 GB). The Kingston Technology 16GB DDR4-2133 has 4 more CAS latency than the HyperX 4GB DDR3L-1866 (15 vs 11). The Kingston Technology 16GB DDR4-2133 has 8 bit more memory bus than the HyperX 4GB DDR3L-1866 (72 bit vs 64 bit). Only the Kingston Technology 16GB DDR4-2133 has ECC. Memory layout (modules x size): 1 x 4 GB on the HyperX 4GB DDR3L-1866, 1 x 16 GB on the Kingston Technology 16GB DDR4-2133.

Internal memory
- 4GB DDR3L-1866:4 GB
- 16GB DDR4-2133:16 GB
Memory layout (modules x size)
- 4GB DDR3L-1866:1 x 4 GB
- 16GB DDR4-2133:1 x 16 GB
Internal memory type
- 4GB DDR3L-1866:DDR3L
- 16GB DDR4-2133:DDR4
Component for
- 4GB DDR3L-1866:Laptop
- 16GB DDR4-2133:PC/Server
Memory form factor
- 4GB DDR3L-1866:204-pin SO-DIMM
- 16GB DDR4-2133:288-pin DIMM
ECC
- 4GB DDR3L-1866:No
- 16GB DDR4-2133:Yes
CAS latency
- 4GB DDR3L-1866:11
- 16GB DDR4-2133:15
Memory bus
- 4GB DDR3L-1866:64 bit
- 16GB DDR4-2133:72 bit

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR3L-1866, 16GB DDR4-2133
25 specifications	A HyperX 4GB DDR3L-1866 View product	B Kingston Technology 16GB DDR4-2133 View product
Features11 differ
Internal memoryDiffers	4 GB	16 GB
Memory layout (modules x size)Differs	1 x 4 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	512M x 64	2G 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	2
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
HeightKnown for one	30 mm	Unknown — not stated by the source
Other features4 differ
Bus clock rateDiffers	1866 MHz	2133 MHz
Error indicationDiffers	No	ECC
Internal memoryDiffers	4096 MB	16384 MB
Memory layoutDiffers	1 x 4096 MB	1 x 16384 MB
Chips organisationKnown for one	Unknown — not stated by the source	X4

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.

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