Product comparison · 2 memory modules

HyperX 8GB DDR3-2666 vs Kingston Technology 16GB DDR3-1866

Key differences

Internal memory
- 8GB DDR3-2666:8 GB
- 16GB DDR3-1866:16 GB
Memory layout (modules x size)
- 8GB DDR3-2666:2 x 4 GB
- 16GB DDR3-1866:4 x 4 GB
ECC
- 8GB DDR3-2666:No
- 16GB DDR3-1866:Yes
CAS latency
- 8GB DDR3-2666:11
- 16GB DDR3-1866:13
Memory bus
- 8GB DDR3-2666:64 bit
- 16GB DDR3-1866:72 bit
Buffered memory type
- 8GB DDR3-2666:Unregistered (unbuffered)
- 16GB DDR3-1866:Registered (buffered)
Memory voltage
- 8GB DDR3-2666:1.65 V
- 16GB DDR3-1866:1.5 V
Module configuration
- 8GB DDR3-2666:512M x 64
- 16GB DDR3-1866:512M x 72

Differences highlightedShow differences only

Comparison of 8GB DDR3-2666, 16GB DDR3-1866
26 specifications	A HyperX 8GB DDR3-2666 View product	B Kingston Technology 16GB DDR3-1866 View product
Features9 differ
Internal memoryDiffers	8 GB	16 GB
Memory layout (modules x size)Differs	2 x 4 GB	4 x 4 GB
ECCDiffers	No	Yes
CAS latencyDiffers	11	13
Memory clock speedKnown for one	2666 MHz	Unknown — not stated by the source
Memory busDiffers	64 bit	72 bit
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory voltageDiffers	1.65 V	1.5 V
Module configurationDiffers	512M x 64	512M x 72
Row cycle timeDiffers	48.125 ns	47.125 ns
Memory rankingKnown for one	Unknown — not stated by the source	1
Weight & dimensions1 differ
DepthKnown for one	8.12 mm	Unknown — not stated by the source
HeightDiffers	53.8 mm	30 mm
Other features4 differ
Bus clock rateDiffers	2666 MHz	1866 MHz
Error indicationDiffers	No	ECC
Internal memoryDiffers	8192 MB	16384 MB
Memory layoutDiffers	2 x 4096 MB	4 x 4096 MB
Chips organisationKnown for one	Unknown — not stated by the source	X8

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.