Product comparison · 2 internal solid state drives

ADATA SMAR-980B-2TCS internal solid state drive vs ADATA SMAR-980B-4TCS internal solid state drive

Key differences

SSD capacity
- SMAR-980B-2TCS internal solid state drive:2 TB
- SMAR-980B-4TCS internal solid state drive:4 TB
Random read (4KB)
- SMAR-980B-2TCS internal solid state drive:2000000 IOPS
- SMAR-980B-4TCS internal solid state drive:1950000 IOPS
TBW rating
- SMAR-980B-2TCS internal solid state drive:1480
- SMAR-980B-4TCS internal solid state drive:2960

Differences highlightedShow differences only

Comparison of SMAR-980B-2TCS, SMAR-980B-4TCS
29 specifications	A ADATA SMAR-980B-2TCS internal solid state drive Model SMAR-980B-2TCS View product	B ADATA SMAR-980B-4TCS internal solid state drive Model SMAR-980B-4TCS View product
Features3 differ
SSD capacityDiffers	2 TB	4 TB
SSD form factor	M.2	M.2
Interface	PCI Express 5.0	PCI Express 5.0
NVMe	Yes	Yes
NVMe version	2.0	2.0
Memory type	3D NAND	3D NAND
Component for	PC/Notebook/Game console	PC/Notebook/Game console
Hardware encryption	Yes	Yes
Security algorithms	TCG Pyrite	TCG Pyrite
M.2 SSD size	2280 (22 x 80 mm)	2280 (22 x 80 mm)
Read speed	14000 MB/s	14000 MB/s
Write speed	13000 MB/s	13000 MB/s
Random read (4KB)Differs	2000000 IOPS	1950000 IOPS
Random write (4KB)	1650000 IOPS	1650000 IOPS
Controller typeKnown for one	SMI SM2508	Unknown — not stated by the source
Lithography	6 nm	6 nm
PCI Express interface data lanes	x4	x4
ECC	Yes	Yes
Mean time between failures (MTBF)	2000000 h	2000000 h
TBW ratingDiffers	1480	2960
Weight & dimensionsidentical
Width	80 mm	80 mm
Depth	22 mm	22 mm
Height	4.5 mm	4.5 mm
Weight	12 g	12 g
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating shock	1500 G	1500 G
Other featuresidentical
Compliance certificates	BSMI, CE, EAC, Federal Communications Commission (FCC), KC, RCM, RoHS, UKCA	BSMI, CE, EAC, Federal Communications Commission (FCC), KC, RCM, RoHS, UKCA
Warranty period	5 year(s)	5 year(s)

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.