Quarterly Reports
Every reporting period Backblaze has published Drive Stats for, back to 2013.
Q4 2020
57 model(s) reported this period.
Brand
Capacity
| Brand | Model | Capacity | Drive Count | Drive Days | Failures | AFR |
|---|---|---|---|---|---|---|
| Micron | MTFDDAV240TDU | 240 GB | 2 | 128 | 0 | 0.00% |
| Toshiba | MG08ACA16TA | 16 TB | 40 | 3,680 | 0 | 0.00% |
| WD | WD5000BPKT | 500 GB | 10 | 912 | 0 | 0.00% |
| Toshiba | HDWF180 | 8 TB | 17 | 1,545 | 0 | 0.00% |
| Seagate | ST500LM021 | 500 GB | 33 | 3,036 | 0 | 0.00% |
| Seagate | ZA2000CM10002 | 2 TB | 4 | 364 | 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 | 1,656 | 0 | 0.00% |
| Seagate | ST12000NM0117 | 12 TB | 10 | 859 | 0 | 0.00% |
| Dell | SSDSCKKB480G8R | 480 GB | 4 | 4 | 0 | 0.00% |
| Dell | DELLBOSS VD | 480 GB | 116 | 9,216 | 0 | 0.00% |
| Hitachi | HDS5C4040ALE630 | 4 TB | 28 | 2,576 | 0 | 0.00% |
| WD | WD60EFRX | 6 TB | 3 | 276 | 0 | 0.00% |
| Seagate | ST6000DX000 | 6 TB | 886 | 81,512 | 0 | 0.00% |
| Toshiba | MD04ABA400V | 4 TB | 99 | 9,108 | 0 | 0.00% |
| Seagate | ST6000DM001 | 6 TB | 4 | 368 | 0 | 0.00% |
| HGST | HUS726040ALE610 | 4 TB | 28 | 2,576 | 0 | 0.00% |
| Toshiba | HDWE160 | 6 TB | 4 | 368 | 0 | 0.00% |
| Seagate | ST6000DM004 | 6 TB | 1 | 92 | 0 | 0.00% |
| Seagate | ST4000DM005 | 4 TB | 38 | 3,495 | 0 | 0.00% |
| Seagate | ST8000DM004 | 8 TB | 1 | 92 | 0 | 0.00% |
| HGST | HMS5C4040BLE641 | 4 TB | 1 | 92 | 0 | 0.00% |
| Seagate | ST16000NM001G | 16 TB | 59 | 5,428 | 0 | 0.00% |
| Seagate | ZA250CM10003 | 250 GB | 406 | 28,685 | 0 | 0.00% |
| Toshiba | MG08ACA16TEY | 16 TB | 1,014 | 33,774 | 0 | 0.00% |
| Toshiba | MG07ACA14TEY | 14 TB | 160 | 2,562 | 0 | 0.00% |
| Seagate | ST14000NM0018 | 14 TB | 5 | 125 | 0 | 0.00% |
| Seagate | ST14000NM0138 | 14 TB | 360 | 5,784 | 0 | 0.00% |
| Seagate | ST500LM030 | 500 GB | 241 | 22,019 | 0 | 0.00% |
| Seagate | ST8000DM005 | 8 TB | 25 | 2,300 | 0 | 0.00% |
| Micron | MTFDDAV240TCB | 240 GB | 38 | 1,473 | 0 | 0.00% |
| Seagate | ZA250CM10002 | 250 GB | 558 | 51,195 | 0 | 0.00% |
| HGST | HUH721010ALE600 | 10 TB | 20 | 1,840 | 0 | 0.00% |
| WD | WD5000LPVX | 500 GB | 198 | 18,176 | 0 | 0.00% |
| Seagate | ST16000NM005G | 16 TB | 26 | 26 | 0 | 0.00% |
| WD | WUH721414ALE6L4 | 14 TB | 6,003 | 233,681 | 1 | 0.16% |
| HGST | HUH721212ALN604 | 12 TB | 10,838 | 996,625 | 7 | 0.26% |
| HGST | HMS5C4040BLE640 | 4 TB | 12,753 | 1,171,990 | 9 | 0.28% |
| HGST | HUH721212ALE600 | 12 TB | 2,602 | 239,184 | 2 | 0.30% |
| HGST | HUH728080ALE600 | 8 TB | 1,076 | 97,298 | 1 | 0.38% |
| HGST | HMS5C4040ALE640 | 4 TB | 3,104 | 281,844 | 3 | 0.39% |
| Toshiba | MG07ACA14TA | 14 TB | 21,080 | 1,793,437 | 33 | 0.67% |
| Seagate | ST12000NM001G | 12 TB | 7,142 | 610,527 | 12 | 0.72% |
| Seagate | ST12000NM0008 | 12 TB | 19,397 | 1,741,198 | 48 | 1.01% |
| Seagate | ST12000NM0007 | 12 TB | 28,875 | 2,314,675 | 68 | 1.07% |
| Seagate | ST14000NM001G | 14 TB | 6,000 | 432,970 | 13 | 1.10% |
| Seagate | ST8000DM002 | 8 TB | 9,801 | 900,333 | 29 | 1.18% |
| HGST | HUH721212ALE604 | 12 TB | 2,633 | 208,777 | 7 | 1.22% |
| Seagate | ST8000NM0055 | 8 TB | 14,456 | 1,325,932 | 47 | 1.29% |
| Seagate | ST4000DM000 | 4 TB | 19,022 | 1,746,025 | 83 | 1.74% |
| Seagate | ST10000NM0086 | 10 TB | 1,208 | 110,451 | 7 | 2.31% |
| Seagate | Seagate SSD | 250 GB | 109 | 9,902 | 1 | 3.69% |
| Seagate | ST500LM012 HN | 500 GB | 460 | 41,907 | 6 | 5.23% |
| Toshiba | MQ01ABF050M | 500 GB | 392 | 35,327 | 9 | 9.30% |
| Seagate | ST18000NM000J | 18 TB | 62 | 5,520 | 2 | 13.22% |
| Toshiba | MQ01ABF050 | 500 GB | 371 | 33,222 | 16 | 17.58% |