Product comparison · 2 memory modules

Samsung M391A2K43BB1-CRCQ memory module vs Samsung M393B1K70CH0-CH9Q5 memory module

Key differences

Internal memory
- M391A2K43BB1-CRCQ memory module:16 GB
- M393B1K70CH0-CH9Q5 memory module:8 GB
Internal memory type
- M391A2K43BB1-CRCQ memory module:DDR4
- M393B1K70CH0-CH9Q5 memory module:DDR3
Memory form factor
- M391A2K43BB1-CRCQ memory module:288-pin DIMM
- M393B1K70CH0-CH9Q5 memory module:240-pin DIMM
CAS latency
- M391A2K43BB1-CRCQ memory module:17
- M393B1K70CH0-CH9Q5 memory module:9
Memory clock speed
- M391A2K43BB1-CRCQ memory module:2400 MHz
- M393B1K70CH0-CH9Q5 memory module:1333 MHz
Buffered memory type
- M391A2K43BB1-CRCQ memory module:Unregistered (unbuffered)
- M393B1K70CH0-CH9Q5 memory module:Registered (buffered)
Module configuration
- M391A2K43BB1-CRCQ memory module:2048M x 72
- M393B1K70CH0-CH9Q5 memory module:1024M x 72

Differences highlightedShow differences only

Comparison of M391A2K43BB1-CRCQ, M393B1K70CH0-CH9Q5
13 specifications	A Samsung M391A2K43BB1-CRCQ memory module Model M391A2K43BB1-CRCQ View product	B Samsung M393B1K70CH0-CH9Q5 memory module Model M393B1K70CH0-CH9Q5 View product
Features7 differ
Internal memoryDiffers	16 GB	8 GB
Internal memory typeDiffers	DDR4	DDR3
Component for	PC/Server	PC/Server
Memory form factorDiffers	288-pin DIMM	240-pin DIMM
ECC	Yes	Yes
CAS latencyDiffers	17	9
Memory clock speedDiffers	2400 MHz	1333 MHz
Buffered memory typeDiffers	Unregistered (unbuffered)	Registered (buffered)
Memory rankingKnown for one	2	Unknown — not stated by the source
Module configurationDiffers	2048M x 72	1024M x 72
Memory layout (modules x size)Known for one	Unknown — not stated by the source	1 x 8 GB
Memory voltageKnown for one	Unknown — not stated by the source	1.5 V
Weight & dimensionsidentical
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.