Product comparison · 2 memory modules

Samsung M393A1G40DB1-CRC memory module vs Samsung M393A2G40DB1-CRC memory module

Key differences

Internal memory
- M393A1G40DB1-CRC memory module:8 GB
- M393A2G40DB1-CRC memory module:16 GB
Memory layout (modules x size)
- M393A1G40DB1-CRC memory module:1 x 8 GB
- M393A2G40DB1-CRC memory module:1 x 16 GB
Module configuration
- M393A1G40DB1-CRC memory module:1024M x 72
- M393A2G40DB1-CRC memory module:2048M x 72

Differences highlightedShow differences only

Comparison of M393A1G40DB1-CRC, M393A2G40DB1-CRC
21 specifications	A Samsung M393A1G40DB1-CRC memory module Model M393A1G40DB1-CRC View product	B Samsung M393A2G40DB1-CRC memory module Model M393A2G40DB1-CRC View product
Features3 differ
Internal memoryDiffers	8 GB	16 GB
Memory layout (modules x size)Differs	1 x 8 GB	1 x 16 GB
Internal memory type	DDR4	DDR4
Component for	PC/Server	PC/Server
Memory form factor	288-pin DIMM	288-pin DIMM
ECCKnown for one	Unknown — not stated by the source	Yes
CAS latency	17	17
Memory clock speed	2400 MHz	2400 MHz
Buffered memory type	Registered (buffered)	Registered (buffered)
Memory voltage	1.2 V	1.2 V
Module configurationDiffers	1024M x 72	2048M x 72
Row cycle timeKnown for one	Unknown — not stated by the source	17 ns
Refresh row cycle timeKnown for one	Unknown — not stated by the source	17 ns
Memory rankingKnown for one	1	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)	0 - 85 °C	0 - 85 °C
Sustainabilityidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	RoHS
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	133.3 mm
DepthKnown for one	Unknown — not stated by the source	3.9 mm
Height	31.2 mm	31.2 mm
Logistics dataidentical
Harmonized System (HS) codeKnown for one	Unknown — not stated by the source	84733020
Other featuresidentical
Doesn't containKnown for one	Unknown — not stated by the source	Halogen

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.