Product comparison · 2 memory modules

Dell FWDM1 memory module vs Samsung M391A5143EB1-CTD memory module

Key differences

Internal memory
- FWDM1 memory module:8 GB
- M391A5143EB1-CTD memory module:4 GB
Memory layout (modules x size)
- FWDM1 memory module:1 x 8 GB
- M391A5143EB1-CTD memory module:1 x 4 GB
Internal memory type
- FWDM1 memory module:DDR3
- M391A5143EB1-CTD memory module:DDR4
Memory form factor
- FWDM1 memory module:240-pin DIMM
- M391A5143EB1-CTD memory module:288-pin DIMM
Memory clock speed
- FWDM1 memory module:1333 MHz
- M391A5143EB1-CTD memory module:2666 MHz
Memory voltage
- FWDM1 memory module:1.5 V
- M391A5143EB1-CTD memory module:1.2 V

Differences highlightedShow differences only

Comparison of FWDM1, M391A5143EB1-CTD
15 specifications	A Dell FWDM1 memory module Model FWDM1 View product	B Samsung M391A5143EB1-CTD memory module Model M391A5143EB1-CTD View product
Features6 differ
Internal memoryDiffers	8 GB	4 GB
Memory layout (modules x size)Differs	1 x 8 GB	1 x 4 GB
Internal memory typeDiffers	DDR3	DDR4
Memory form factorDiffers	240-pin DIMM	288-pin DIMM
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
CAS latencyKnown for one	Unknown — not stated by the source	19
Buffered memory typeKnown for one	Unknown — not stated by the source	Unregistered (unbuffered)
Memory rankingKnown for one	Unknown — not stated by the source	1
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.