Product comparison · 2 memory modules

Samsung M391A5143EB1-CTD memory module vs Samsung M393B1K70CHD-YH9 memory module

Key differences

Internal memory
- M391A5143EB1-CTD memory module:4 GB
- M393B1K70CHD-YH9 memory module:8 GB
Memory layout (modules x size)
- M391A5143EB1-CTD memory module:1 x 4 GB
- M393B1K70CHD-YH9 memory module:1 x 8 GB
Internal memory type
- M391A5143EB1-CTD memory module:DDR4
- M393B1K70CHD-YH9 memory module:DDR3L
Memory form factor
- M391A5143EB1-CTD memory module:288-pin DIMM
- M393B1K70CHD-YH9 memory module:240-pin DIMM
CAS latency
- M391A5143EB1-CTD memory module:19
- M393B1K70CHD-YH9 memory module:9
Memory clock speed
- M391A5143EB1-CTD memory module:2666 MHz
- M393B1K70CHD-YH9 memory module:1333 MHz
Buffered memory type
- M391A5143EB1-CTD memory module:Unregistered (unbuffered)
- M393B1K70CHD-YH9 memory module:Registered (buffered)
Memory voltage
- M391A5143EB1-CTD memory module:1.2 V
- M393B1K70CHD-YH9 memory module:1.35 V

Differences highlightedShow differences only

Comparison of M391A5143EB1-CTD, M393B1K70CHD-YH9
12 specifications	A Samsung M391A5143EB1-CTD memory module Model M391A5143EB1-CTD View product	B Samsung M393B1K70CHD-YH9 memory module Model M393B1K70CHD-YH9 View product
Features8 differ
Internal memoryDiffers	4 GB	8 GB
Memory layout (modules x size)Differs	1 x 4 GB	1 x 8 GB
Internal memory typeDiffers	DDR4	DDR3L
Component for	PC/Server	PC/Server
Memory form factorDiffers	288-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	19	9
Memory clock speedDiffers	2666 MHz	1333 MHz
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	1	Unknown — not stated by the source
Memory voltageDiffers	1.2 V	1.35 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 85 °C

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.