Product comparison · 2 memory modules

HyperX 4GB DDR3L-1866 vs Kingston Technology 8GB 1866MHz

15specifications compared
13differ
2identical
11known for one product only

Key differences

The Kingston Technology 8GB 1866MHz has 4 GB more internal memory than the HyperX 4GB DDR3L-1866 (8 GB vs 4 GB). The Kingston Technology 8GB 1866MHz has 8 bit more memory bus than the HyperX 4GB DDR3L-1866 (72 bit vs 64 bit). The Kingston Technology 8GB 1866MHz has 65.7 mm more width than the HyperX 4GB DDR3L-1866 (133.3 mm vs 67.6 mm). Only the Kingston Technology 8GB 1866MHz has ECC. Memory layout (modules x size): 1 x 4 GB on the HyperX 4GB DDR3L-1866, 1 x 8 GB on the Kingston Technology 8GB 1866MHz.

Internal memory
- 4GB DDR3L-1866:4 GB
- 8GB 1866MHz:8 GB
Memory layout (modules x size)
- 4GB DDR3L-1866:1 x 4 GB
- 8GB 1866MHz:1 x 8 GB
Internal memory type
- 4GB DDR3L-1866:DDR3L
- 8GB 1866MHz:DDR3
Component for
- 4GB DDR3L-1866:Laptop
- 8GB 1866MHz:PC/Server
Memory form factor
- 4GB DDR3L-1866:204-pin SO-DIMM
- 8GB 1866MHz:240-pin DIMM
ECC
- 4GB DDR3L-1866:No
- 8GB 1866MHz:Yes
Memory bus
- 4GB DDR3L-1866:64 bit
- 8GB 1866MHz:72 bit
Buffered memory type
- 4GB DDR3L-1866:Unregistered (unbuffered)
- 8GB 1866MHz:Registered (buffered)

Side by side

Differences highlightedShow differences only

Comparison of 4GB DDR3L-1866, 8GB 1866MHz
26 specifications	A HyperX 4GB DDR3L-1866 View product	B Kingston Technology 8GB 1866MHz View product
Features9 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory typeDiffers	DDR3L	DDR3
Component forDiffers	Laptop	PC/Server
Memory form factorDiffers	204-pin SO-DIMM	240-pin DIMM
ECCDiffers	No	Yes
CAS latencyKnown for one	11	Unknown — not stated by the source
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 voltageKnown for one	1.35 V	Unknown — not stated by the source
Module configurationDiffers	512M x 64	1G 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	1
Product colourKnown for one	Unknown — not stated by the source	Black, 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
HeightKnown for one	30 mm	Unknown — not stated by the source
Other features3 differ
Error indicationDiffers	No	ECC
Internal memoryDiffers	4096 MB	8192 MB
Memory layoutDiffers	1 x 4096 MB	1 x 8192 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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