Product comparison · 2 memory modules

HyperX 16GB 2133MHz DDR3L vs HyperX 4GB DDR3L-1866

Key differences

Internal memory
- 16GB 2133MHz DDR3L:16 GB
- 4GB DDR3L-1866:4 GB
Memory layout (modules x size)
- 16GB 2133MHz DDR3L:2 x 8 GB
- 4GB DDR3L-1866:1 x 4 GB
Memory clock speed
- 16GB 2133MHz DDR3L:2133 MHz
- 4GB DDR3L-1866:1866 MHz
Module configuration
- 16GB 2133MHz DDR3L:1G X 64
- 4GB DDR3L-1866:512M x 64
Row cycle time
- 16GB 2133MHz DDR3L:44.22 ns
- 4GB DDR3L-1866:44.7 ns
Bus clock rate
- 16GB 2133MHz DDR3L:2133 MHz
- 4GB DDR3L-1866:1866 MHz
Internal memory
- 16GB 2133MHz DDR3L:16384 MB
- 4GB DDR3L-1866:4096 MB
Memory layout
- 16GB 2133MHz DDR3L:2 x 8192 MB
- 4GB DDR3L-1866:1 x 4096 MB

Differences highlightedShow differences only

Comparison of 16GB 2133MHz DDR3L, 4GB DDR3L-1866
25 specifications	A HyperX 16GB 2133MHz DDR3L View product	B HyperX 4GB DDR3L-1866 View product
Features5 differ
Internal memoryDiffers	16 GB	4 GB
Memory layout (modules x size)Differs	2 x 8 GB	1 x 4 GB
Internal memory type	DDR3L	DDR3L
Component for	Laptop	Laptop
Memory form factor	204-pin SO-DIMM	204-pin SO-DIMM
CAS latency	11	11
Memory clock speedDiffers	2133 MHz	1866 MHz
Memory bus	64 bit	64 bit
Buffered memory type	Unregistered (unbuffered)	Unregistered (unbuffered)
Memory voltage	1.35 V	1.35 V
Module configurationDiffers	1G X 64	512M x 64
Row cycle timeDiffers	44.22 ns	44.7 ns
Refresh row cycle time	260 ns	260 ns
Row active timeKnown for one	31.875 ns	Unknown — not stated by the source
Product colourKnown for one	Black	Unknown — not stated by the source
Lead plating	Gold	Gold
ECCKnown for one	Unknown — not stated by the source	No
Operational conditionsidentical
Operating temperature (T-T)	0 - 85 °C	0 - 85 °C
Storage temperature (T-T)	-55 - 100 °C	-55 - 100 °C
Weight & dimensionsidentical
Width	67.6 mm	67.6 mm
Height	30 mm	30 mm
Other features3 differ
Bus clock rateDiffers	2133 MHz	1866 MHz
Error indication	No	No
Internal memoryDiffers	16384 MB	4096 MB
Memory layoutDiffers	2 x 8192 MB	1 x 4096 MB

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.