Product comparison · 2 internal solid state drives

ADATA ISSS31D 1 TB 2.5" Serial ATA III 3D TLC vs ADATA MARS 980 PRO

13specifications compared
12differ
1identical
22known for one product only

Key differences

SSD capacity
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:1 TB
- MARS 980 PRO:2 TB
SSD form factor
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:2.5"
- MARS 980 PRO:M.2
Interface
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:Serial ATA III
- MARS 980 PRO:PCI Express 5.0
NVMe
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:No
- MARS 980 PRO:Yes
Memory type
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:3D TLC
- MARS 980 PRO:3D NAND
Component for
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:Server/workstation
- MARS 980 PRO:PC/Notebook/Game console
Hardware encryption
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:No
- MARS 980 PRO:Yes
Read speed
- ISSS31D 1 TB 2.5" Serial ATA III 3D TLC:560 MB/s
- MARS 980 PRO:14000 MB/s

Side by side

Differences highlightedShow differences only

Comparison of ISSS31D, MARS 980 PRO
35 specifications	A ADATA ISSS31D 1 TB 2.5" Serial ATA III 3D TLC Model ISSS31D View product	B ADATA MARS 980 PRO View product
Features9 differ
SSD capacityDiffers	1 TB	2 TB
SSD form factorDiffers	2.5"	M.2
InterfaceDiffers	Serial ATA III	PCI Express 5.0
NVMeDiffers	No	Yes
Memory typeDiffers	3D TLC	3D NAND
Component forDiffers	Server/workstation	PC/Notebook/Game console
Hardware encryptionDiffers	No	Yes
Read speedDiffers	560 MB/s	14000 MB/s
Write speedDiffers	480 MB/s	13000 MB/s
S.M.A.R.T. supportKnown for one	Yes	Unknown — not stated by the source
TRIM supportKnown for one	Yes	Unknown — not stated by the source
ECCKnown for one	Yes	Unknown — not stated by the source
End-to-End Data ProtectionKnown for one	Yes	Unknown — not stated by the source
Protection featuresKnown for one	Electrostatic Discharge (ESD) protection	Unknown — not stated by the source
Use conditionsKnown for one	Automotive	Unknown — not stated by the source
NVMe versionKnown for one	Unknown — not stated by the source	2.0
M.2 SSD sizeKnown for one	Unknown — not stated by the source	2280 (22 x 80 mm)
Random read (4KB)Known for one	Unknown — not stated by the source	2000 IOPS
Random write (4KB)Known for one	Unknown — not stated by the source	1650 IOPS
Mean time between failures (MTBF)Known for one	Unknown — not stated by the source	2000000 h
TBW ratingKnown for one	Unknown — not stated by the source	1480
CertificationKnown for one	Unknown — not stated by the source	CE, FCC, BSMI, KC, Morocco, EAC, RCM, UKCA, RoHS
Poweridentical
Operating voltageKnown for one	3.3 V	Unknown — not stated by the source
Power consumption (max)Known for one	2.2 W	Unknown — not stated by the source
Brand-specific featuresidentical
Brand specific technologiesKnown for one	SLC Caching	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	70 mm	24.2 mm
DepthDiffers	100 mm	80.5 mm
HeightDiffers	7 mm	11.2 mm
WeightKnown for one	Unknown — not stated by the source	30.3 g
Operational conditionsidentical
Operating relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Operating shockKnown for one	1500 G	Unknown — not stated by the source
Vibration resistanceKnown for one	20 G	Unknown — not stated by the source
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 85 °C
Other featuresidentical
Warranty periodKnown for one	Unknown — not stated by the source	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.

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