Product comparison · 2 internal solid state drives

Dahua Technology SSD-S820GS1TB vs Dahua Technology SSD-S820GS2TB

Key differences

Differences highlightedShow differences only

Comparison of SSD-S820GS1TB, SSD-S820GS2TB
28 specifications	A Dahua Technology SSD-S820GS1TB Model SSD-S820GS1TB View product	B Dahua Technology SSD-S820GS2TB Model SSD-S820GS2TB View product
Features5 differ
SSD capacityDiffers	1 TB	2 TB
SSD form factor	2.5"	2.5"
Interface	Serial ATA	Serial ATA
NVMe	No	No
Memory type	3D NAND	3D NAND
Component for	PC	PC
Hardware encryption	No	No
Random read (4KB)Differs	43 IOPS	49 IOPS
Random write (4KB)Differs	82 IOPS	66 IOPS
Sequential read speed (ATTO)	480 MB/s	480 MB/s
Sequential write speed (ATTO)Differs	460 MB/s	440 MB/s
S.M.A.R.T. support	Yes	Yes
TRIM support	Yes	Yes
Mean time between failures (MTBF)	1500000 h	1500000 h
TBW ratingDiffers	2000	4000
Power1 differ
Power consumption (max)	3.4 W	3.4 W
Power consumption (average)Differs	0.48 W	0.53 W
Weight & dimensionsidentical
Width	100.2 mm	100.2 mm
Depth	69.9 mm	69.9 mm
Height	7 mm	7 mm
Weight	40 g	40 g
Packaging dataidentical
Package width	140.5 mm	140.5 mm
Package depth	105.5 mm	105.5 mm
Package height	15.5 mm	15.5 mm
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	5 - 95%	5 - 95%
Vibration resistance	2.78 G	2.78 G

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.