Quarterly Reports
Every reporting period Backblaze has published Drive Stats for, back to 2013.
Q1 2020
43 model(s) reported this period.
Brand
Capacity
| Brand | Model | Capacity | Drive Count | Drive Days | Failures | AFR |
|---|---|---|---|---|---|---|
| HGST | HMS5C4040BLE641 | 4 TB | 1 | 91 | 0 | 0.00% |
| Toshiba | MG08ACA16TA | 16 TB | 20 | 1,120 | 0 | 0.00% |
| Seagate | ZA250CM10002 | 250 GB | 350 | 21,687 | 0 | 0.00% |
| HGST | HUH721010ALE600 | 10 TB | 20 | 1,820 | 0 | 0.00% |
| WD | WD5000BPKT | 500 GB | 10 | 910 | 0 | 0.00% |
| HGST | HUH728080ALE600 | 8 TB | 1,000 | 91,000 | 0 | 0.00% |
| Toshiba | HDWF180 | 8 TB | 20 | 1,820 | 0 | 0.00% |
| Seagate | ST500LM021 | 500 GB | 33 | 3,003 | 0 | 0.00% |
| Seagate | ZA2000CM10002 | 2 TB | 4 | 364 | 0 | 0.00% |
| Seagate | ST1000LM024 HN | 1 TB | 1 | 91 | 0 | 0.00% |
| Seagate | ZA500CM10002 | 500 GB | 18 | 1,638 | 0 | 0.00% |
| Dell | DELLBOSS VD | 480 GB | 60 | 5,459 | 0 | 0.00% |
| Hitachi | HDS5C4040ALE630 | 4 TB | 28 | 2,548 | 0 | 0.00% |
| WD | WD60EFRX | 6 TB | 3 | 273 | 0 | 0.00% |
| Toshiba | MD04ABA400V | 4 TB | 99 | 9,009 | 0 | 0.00% |
| Seagate | ST6000DM001 | 6 TB | 4 | 364 | 0 | 0.00% |
| HGST | HUS726040ALE610 | 4 TB | 28 | 2,548 | 0 | 0.00% |
| Toshiba | HDWE160 | 6 TB | 4 | 364 | 0 | 0.00% |
| Seagate | ST6000DM004 | 6 TB | 1 | 91 | 0 | 0.00% |
| Seagate | ST4000DM005 | 4 TB | 39 | 3,549 | 0 | 0.00% |
| Seagate | ST16000NM001G | 16 TB | 60 | 5,036 | 0 | 0.00% |
| Seagate | ZA250CM10003 | 250 GB | 1 | 4 | 0 | 0.00% |
| HGST | HUH721212ALE600 | 12 TB | 1,560 | 141,934 | 0 | 0.00% |
| Seagate | Seagate SSD | 250 GB | 108 | 9,793 | 0 | 0.00% |
| Seagate | ST8000DM005 | 8 TB | 25 | 2,275 | 0 | 0.00% |
| HGST | HMS5C4040BLE640 | 4 TB | 12,753 | 1,159,692 | 9 | 0.28% |
| Seagate | ST6000DX000 | 6 TB | 887 | 80,625 | 1 | 0.45% |
| HGST | HUH721212ALN604 | 12 TB | 10,861 | 987,630 | 14 | 0.52% |
| HGST | HMS5C4040ALE640 | 4 TB | 2,900 | 260,807 | 4 | 0.56% |
| Seagate | ST8000DM002 | 8 TB | 9,811 | 891,585 | 18 | 0.74% |
| Toshiba | MG07ACA14TA | 14 TB | 7,216 | 460,228 | 16 | 1.27% |
| Seagate | ST8000NM0055 | 8 TB | 14,510 | 1,315,700 | 46 | 1.28% |
| Seagate | ST10000NM0086 | 10 TB | 1,204 | 109,200 | 4 | 1.34% |
| Seagate | ST12000NM0007 | 12 TB | 37,123 | 3,368,714 | 126 | 1.36% |
| Seagate | ST12000NM0008 | 12 TB | 10,905 | 750,710 | 29 | 1.41% |
| Seagate | ST4000DM000 | 4 TB | 19,211 | 1,744,597 | 68 | 1.42% |
| WD | WD5000LPCX | 500 GB | 54 | 4,901 | 1 | 7.45% |
| WD | WD5000LPVX | 500 GB | 208 | 18,740 | 4 | 7.79% |
| Toshiba | MQ01ABF050M | 500 GB | 416 | 37,260 | 9 | 8.82% |
| Seagate | ST500LM012 HN | 500 GB | 488 | 43,692 | 13 | 10.86% |
| Seagate | ST500LM030 | 500 GB | 253 | 22,684 | 7 | 11.26% |
| Toshiba | MQ01ABF050 | 500 GB | 452 | 39,141 | 39 | 36.37% |
| Seagate | ST8000DM004 | 8 TB | 3 | 210 | 1 | 173.81% |