DAHUA-SSD-S820GS512G

Technical Specification

Product Model

DHI-SSD-S820GS512G

DHI-SSD-S820GS1TB

DHI-SSD-S820GS2TB

Capacity1

512GB

1TB

2TB

Form Factor

2.5″

Port

6 Gb/s SATA

Net Weight

Max 40 g (0.09 lb)

Product Dimensions

100.20 mm × 69.90 mm × 7.00 mm (3.94″ × 2.75″ × 0.28″)

Packaging Dimensions

140.50 mm × 105.50 mm × 15.50 mm (5.53″ × 4.15″ × 0.61″)

Memory Component

3D NAND

Power Consumption

2200 mW (max)
480 mW (idle)

3400 mW (max)
480 mW (idle)

3400 mW (max)
530 mW (idle)

S.M.A.R.T

Yes

TRIM

Yes

Garbage Collection

Yes

Sequential

Read2

Up to 530 MB/s

Up to 480 MB/s

Up to 480 MB/s

Sequential

Write2

Up to 460 MB/s

Up to 460 MB/s

Up to 440 MB/s

4K Random

Read2

Up to 43,000

Up to 43,000

Up to 49,000

4K Random

Write2

Up to 82,000

Up to 82,000

Up to 66,000

MTBF

1,500,000 hours

Operating Temperature

0°C to +70°C (+32°F to +158°F)

Storage Temperature

–40°C to +85°C (-40°F to +185°F)

Operating Humidity

5%–95% (non-condensing)

Vibration Resistance

10–1000 Hz, 2.78G

TBW

1000TB

2000TB

4000TB

Warranty3

3-year limited warranty

Reference
Information

1. Capacity calculation: 1GB = 1 billion bytes (IDEMA). Actual available capacity might be reduced (due to formatting, partition, operating system applications, or other necessary usage).
2. The speed data comes from Dahua Memory Lab. System configuration of performance test: Intel Z390 Chipset, Intel Core i9-9900KF@3.6GHz, 16GB DDR4; operating system-Windows 10 x64; testing tool-CrystalDiskMark 6.0.0.
3. Warranty period or maximum write amount (TBW), whichever comes first.
4. High performance SLC cache has been enabled.