The Story
SPECIFICATION
|
Brand |
Dahua |
|
Capacity |
256 GB |
|
Form Factor |
M.2 2280 (80 × 22 × ~2.25 mm) |
|
Interface |
PCIe Gen 3.0 ×4 |
|
Protocol |
NVMe (likely NVMe 1.4) |
|
Sequential Read Speed |
Up to ~1,600 MB/s (some listings claim up to 2,500 MB/s) |
|
Sequential Write Speed |
Up to ~2,000 MB/s (for C910 series) |
|
Random 4K Read |
Up to ~88 K IOPS |
|
Random 4K Write |
Up to ~95 K IOPS |
|
MTBF (Mean Time Between Failures) |
1,500,000 hours |
|
Endurance (TBW: Total Bytes Written) |
~128 TB for the 256 GB capacity variant |
|
Operating Temperature |
0 °C to +70 °C |
|
Storage Temperature |
–40 °C to +85 °C |
|
Power Consumption (typical) |
Idle ~0.53 W, Max ~2.95 W for the 256GB variant |
|
Features |
3D NAND Flash, S.M.A.R.T support, TRIM, LDPC ECC, Garbage Collection |
Description
SPECIFICATION
|
Brand |
Dahua |
|
Capacity |
256 GB |
|
Form Factor |
M.2 2280 (80 × 22 × ~2.25 mm) |
|
Interface |
PCIe Gen 3.0 ×4 |
|
Protocol |
NVMe (likely NVMe 1.4) |
|
Sequential Read Speed |
Up to ~1,600 MB/s (some listings claim up to 2,500 MB/s) |
|
Sequential Write Speed |
Up to ~2,000 MB/s (for C910 series) |
|
Random 4K Read |
Up to ~88 K IOPS |
|
Random 4K Write |
Up to ~95 K IOPS |
|
MTBF (Mean Time Between Failures) |
1,500,000 hours |
|
Endurance (TBW: Total Bytes Written) |
~128 TB for the 256 GB capacity variant |
|
Operating Temperature |
0 °C to +70 °C |
|
Storage Temperature |
–40 °C to +85 °C |
|
Power Consumption (typical) |
Idle ~0.53 W, Max ~2.95 W for the 256GB variant |
|
Features |
3D NAND Flash, S.M.A.R.T support, TRIM, LDPC ECC, Garbage Collection |
