Product comparison · 2 memory modules

Dell FWDM1 memory module vs Samsung M393AAK40B42-CWD memory module

Key differences

Internal memory
- FWDM1 memory module:8 GB
- M393AAK40B42-CWD memory module:128 GB
Memory layout (modules x size)
- FWDM1 memory module:1 x 8 GB
- M393AAK40B42-CWD memory module:1 x 128 GB
Internal memory type
- FWDM1 memory module:DDR3
- M393AAK40B42-CWD memory module:DDR4
Memory form factor
- FWDM1 memory module:240-pin DIMM
- M393AAK40B42-CWD memory module:RDIMM
Memory clock speed
- FWDM1 memory module:1333 MHz
- M393AAK40B42-CWD memory module:2666 MHz
Memory voltage
- FWDM1 memory module:1.5 V
- M393AAK40B42-CWD memory module:1.2 V

Differences highlightedShow differences only

Comparison of FWDM1, M393AAK40B42-CWD
14 specifications	A Dell FWDM1 memory module Model FWDM1 View product	B Samsung M393AAK40B42-CWD memory module Model M393AAK40B42-CWD View product
Features6 differ
Internal memoryDiffers	8 GB	128 GB
Memory layout (modules x size)Differs	1 x 8 GB	1 x 128 GB
Internal memory typeDiffers	DDR3	DDR4
Component for	PC/Server	PC/Server
Memory form factorDiffers	240-pin DIMM	RDIMM
Memory clock speedDiffers	1333 MHz	2666 MHz
Memory voltageDiffers	1.5 V	1.2 V
ECCKnown for one	Unknown — not stated by the source	Yes
Buffered memory typeKnown for one	Unknown — not stated by the source	Registered (buffered)
Memory rankingKnown for one	Unknown — not stated by the source	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	-25 - 95 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	10 - 80%	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.