Product comparison · 2 memory modules

Kingston Technology 16GB DDR4 2666MHz vs Kingston Technology 4GB DDR4-2400MHZ ECC

10specifications compared
6differ
4identical
14known for one product only

Key differences

Internal memory
- 16GB DDR4 2666MHz:16 GB
- 4GB DDR4-2400MHZ ECC:4 GB
Memory layout (modules x size)
- 16GB DDR4 2666MHz:1 x 16 GB
- 4GB DDR4-2400MHZ ECC:1 x 4 GB
ECC
- 16GB DDR4 2666MHz:Yes
- 4GB DDR4-2400MHZ ECC:No
CAS latency
- 16GB DDR4 2666MHz:19
- 4GB DDR4-2400MHZ ECC:17
Buffered memory type
- 16GB DDR4 2666MHz:Registered (buffered)
- 4GB DDR4-2400MHZ ECC:Unregistered (unbuffered)
Product colour
- 16GB DDR4 2666MHz:Green
- 4GB DDR4-2400MHZ ECC:Black, Green

Side by side

Differences highlightedShow differences only

Comparison of 16GB DDR4 2666MHz, 4GB DDR4-2400MHZ ECC
24 specifications	A Kingston Technology 16GB DDR4 2666MHz View product	B Kingston Technology 4GB DDR4-2400MHZ ECC View product
Features6 differ
Internal memoryDiffers	16 GB	4 GB
Memory layout (modules x size)Differs	1 x 16 GB	1 x 4 GB
Internal memory type	DDR4	DDR4
Component for	PC/Server	PC/Server
Memory form factor	288-pin DIMM	288-pin DIMM
ECCDiffers	Yes	No
CAS latencyDiffers	19	17
Buffered memory typeDiffers	Registered (buffered)	Unregistered (unbuffered)
Memory voltage	1.2 V	1.2 V
Row cycle timeKnown for one	45.75 ns	Unknown — not stated by the source
Refresh row cycle timeKnown for one	350 ns	Unknown — not stated by the source
Row active timeKnown for one	32 ns	Unknown — not stated by the source
SPD profileKnown for one	Yes	Unknown — not stated by the source
Product colourDiffers	Green	Black, Green
Lead platingKnown for one	Gold	Unknown — not stated by the source
Module configurationKnown for one	Unknown — not stated by the source	512M x 8
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
Sustainabilityidentical
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Softwareidentical
Windows operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	133.3 mm	Unknown — not stated by the source
HeightKnown for one	31.2 mm	Unknown — not stated by the source

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.

More memory module comparisons

All memory module comparisons