Quarterly Reports
Every reporting period Backblaze has published Drive Stats for, back to 2013.
Q3 2020
48 model(s) reported this period.
Brand
Capacity
| Brand | Model | Capacity | Drive Count | Drive Days | Failures | AFR |
|---|---|---|---|---|---|---|
| Dell | DELLBOSS VD | 480 GB | 100 | 9,191 | 0 | 0.00% |
| Toshiba | MG08ACA16TA | 16 TB | 40 | 2,939 | 0 | 0.00% |
| HGST | HMS5C4040BLE641 | 4 TB | 1 | 92 | 0 | 0.00% |
| Seagate | ST500LM021 | 500 GB | 33 | 3,028 | 0 | 0.00% |
| Hitachi | HDS5C4040ALE630 | 4 TB | 28 | 2,514 | 0 | 0.00% |
| Seagate | ZA2000CM10002 | 2 TB | 4 | 368 | 0 | 0.00% |
| WD | WD5000LPCX | 500 GB | 53 | 4,876 | 0 | 0.00% |
| Seagate | ST1000LM024 HN | 1 TB | 1 | 92 | 0 | 0.00% |
| Seagate | ZA500CM10002 | 500 GB | 18 | 1,651 | 0 | 0.00% |
| Seagate | ST12000NM0117 | 12 TB | 9 | 697 | 0 | 0.00% |
| Seagate | ST6000DM004 | 6 TB | 1 | 92 | 0 | 0.00% |
| Seagate | ST16000NM001G | 16 TB | 59 | 5,428 | 0 | 0.00% |
| Toshiba | HDWE160 | 6 TB | 4 | 368 | 0 | 0.00% |
| HGST | HUS726040ALE610 | 4 TB | 28 | 2,576 | 0 | 0.00% |
| Seagate | ZA250CM10003 | 250 GB | 219 | 13,995 | 0 | 0.00% |
| Seagate | ST14000NM001G | 14 TB | 2,400 | 21,120 | 0 | 0.00% |
| Seagate | Seagate SSD | 250 GB | 109 | 9,924 | 0 | 0.00% |
| Seagate | ST6000DM001 | 6 TB | 4 | 368 | 0 | 0.00% |
| Toshiba | MD04ABA400V | 4 TB | 99 | 9,108 | 0 | 0.00% |
| Seagate | ST8000DM005 | 8 TB | 25 | 2,300 | 0 | 0.00% |
| WD | WD60EFRX | 6 TB | 3 | 276 | 0 | 0.00% |
| HGST | HUH721010ALE600 | 10 TB | 20 | 1,840 | 0 | 0.00% |
| Seagate | ST18000NM000J | 18 TB | 60 | 300 | 0 | 0.00% |
| WD | WD5000BPKT | 500 GB | 10 | 920 | 0 | 0.00% |
| HGST | HMS5C4040ALE640 | 4 TB | 3,023 | 274,923 | 0 | 0.00% |
| Toshiba | HDWF180 | 8 TB | 17 | 1,536 | 0 | 0.00% |
| HGST | HMS5C4040BLE640 | 4 TB | 12,744 | 1,171,895 | 7 | 0.22% |
| HGST | HUH721212ALE600 | 12 TB | 2,602 | 238,966 | 2 | 0.30% |
| HGST | HUH721212ALN604 | 12 TB | 10,849 | 997,546 | 10 | 0.37% |
| Seagate | ST6000DX000 | 6 TB | 887 | 81,512 | 1 | 0.45% |
| Seagate | ST12000NM001G | 12 TB | 6,149 | 547,693 | 10 | 0.67% |
| HGST | HUH728080ALE600 | 8 TB | 1,034 | 92,702 | 2 | 0.79% |
| Seagate | ST12000NM0007 | 12 TB | 34,957 | 2,944,060 | 68 | 0.84% |
| Toshiba | MG07ACA14TA | 14 TB | 17,350 | 1,186,511 | 31 | 0.95% |
| Seagate | ST12000NM0008 | 12 TB | 18,386 | 1,557,673 | 42 | 0.98% |
| Seagate | ST10000NM0086 | 10 TB | 1,203 | 110,396 | 3 | 0.99% |
| HGST | HUH721212ALE604 | 12 TB | 1,911 | 67,002 | 2 | 1.09% |
| Seagate | ST8000DM002 | 8 TB | 9,829 | 901,933 | 28 | 1.13% |
| Seagate | ST8000NM0055 | 8 TB | 14,476 | 1,328,845 | 50 | 1.37% |
| Seagate | ST4000DM000 | 4 TB | 19,123 | 1,753,271 | 69 | 1.44% |
| Seagate | ZA250CM10002 | 250 GB | 552 | 45,413 | 2 | 1.61% |
| Seagate | ST500LM030 | 500 GB | 243 | 22,085 | 2 | 3.31% |
| WD | WD5000LPVX | 500 GB | 200 | 18,260 | 2 | 4.00% |
| Seagate | ST500LM012 HN | 500 GB | 466 | 42,568 | 6 | 5.14% |
| Toshiba | MQ01ABF050M | 500 GB | 403 | 36,295 | 9 | 9.05% |
| Seagate | ST4000DM005 | 4 TB | 39 | 3,550 | 1 | 10.28% |
| Toshiba | MQ01ABF050 | 500 GB | 392 | 34,956 | 20 | 20.88% |
| Seagate | ST8000DM004 | 8 TB | 2 | 155 | 1 | 235.48% |