Quarterly Reports
Every reporting period Backblaze has published Drive Stats for, back to 2013.
2014
79 model(s) reported this period.
Brand
Capacity
| Brand | Model | Capacity | Drive Count | Drive Days | Failures | AFR |
|---|---|---|---|---|---|---|
| WD | WD10EALS | 1 TB | 1 | 296 | 0 | 0.00% |
| WD | WD5000BPKT | 500 GB | 24 | 7,618 | 0 | 0.00% |
| Seagate | ST6000DX000 | 6 TB | 45 | 6,390 | 0 | 0.00% |
| WD | WD10EARX | 1 TB | 3 | 1,089 | 0 | 0.00% |
| WD | WD10EARS | 1 TB | 5 | 1,591 | 0 | 0.00% |
| Seagate | ST1500DM003 | 2 TB | 5 | 1,162 | 0 | 0.00% |
| Seagate | ST3500320AS | 500 GB | 1 | 124 | 0 | 0.00% |
| WD | WD3200BEKX | 320 GB | 13 | 1,901 | 0 | 0.00% |
| WD | WD40EFRX | 4 TB | 45 | 13,500 | 0 | 0.00% |
| WD | WD5000LPVX | 500 GB | 172 | 31,597 | 0 | 0.00% |
| WD | WD3200AAKS | 320 GB | 1 | 320 | 0 | 0.00% |
| WD | WD800JD | 80 GB | 1 | 316 | 0 | 0.00% |
| WD | WD5000AAJS | 500 GB | 1 | 320 | 0 | 0.00% |
| Hitachi | HDT725025VLA380 | 250 GB | 1 | 319 | 0 | 0.00% |
| WD | WD5003ABYX | 500 GB | 2 | 484 | 0 | 0.00% |
| Hitachi | HDT721010SLA360 | 1 TB | 15 | 1,009 | 0 | 0.00% |
| WD | WD2500BEVT | 250 GB | 1 | 316 | 0 | 0.00% |
| WD | WD2500AAJS | 250 GB | 3 | 758 | 0 | 0.00% |
| WD | WD5002ABYS | 500 GB | 6 | 1,677 | 0 | 0.00% |
| WD | WD3200BEKT | 320 GB | 1 | 320 | 0 | 0.00% |
| WD | WD800LB | 80 GB | 2 | 640 | 0 | 0.00% |
| WD | WD3200AAJB | 320 GB | 3 | 957 | 0 | 0.00% |
| WD | WD800JB | 80 GB | 19 | 6,005 | 0 | 0.00% |
| WD | WD3200LPVX | 320 GB | 2 | 581 | 0 | 0.00% |
| HGST | HDS724040ALE640 | 4 TB | 43 | 15,008 | 0 | 0.00% |
| Seagate | ST2000VN000 | 2 TB | 5 | 1,482 | 0 | 0.00% |
| WD | WD1001FALS | 1 TB | 2 | 721 | 0 | 0.00% |
| Hitachi | HDS723030BLE640 | 3 TB | 10 | 3,326 | 0 | 0.00% |
| Hitachi | HDS5C3030BLE630 | 3 TB | 1 | 364 | 0 | 0.00% |
| Seagate | ST1500DL001 | 2 TB | 2 | 558 | 0 | 0.00% |
| WD | WD15EARS | 2 TB | 2 | 407 | 0 | 0.00% |
| Samsung | HD103UJ | 1 TB | 14 | 770 | 0 | 0.00% |
| HGST | HMS5C4040BLE640 | 4 TB | 3,115 | 702,397 | 10 | 0.52% |
| Hitachi | HDS5C3030ALA630 | 3 TB | 4,623 | 1,663,064 | 27 | 0.59% |
| Hitachi | HDS5C4040ALE630 | 4 TB | 2,673 | 926,934 | 23 | 0.91% |
| Hitachi | HDS722020ALA330 | 2 TB | 4,737 | 1,702,723 | 50 | 1.07% |
| Seagate | ST4000DX000 | 4 TB | 179 | 64,908 | 2 | 1.13% |
| HGST | HMS5C4040ALE640 | 4 TB | 7,167 | 906,814 | 35 | 1.41% |
| Seagate | ST500LM012 HN | 500 GB | 186 | 16,394 | 1 | 2.23% |
| Hitachi | HDS723030ALA640 | 3 TB | 1,039 | 369,628 | 23 | 2.27% |
| Seagate | ST4000DM000 | 4 TB | 12,920 | 3,371,578 | 237 | 2.57% |
| WD | WD60EFRX | 6 TB | 272 | 11,879 | 1 | 3.07% |
| Seagate | ST250LM004 HN | 250 GB | 38 | 11,596 | 1 | 3.15% |
| Seagate | ST9250315AS | 250 GB | 64 | 20,099 | 2 | 3.63% |
| Toshiba | DT01ACA300 | 3 TB | 58 | 19,832 | 2 | 3.68% |
| WD | WD10EADS | 1 TB | 535 | 168,368 | 18 | 3.90% |
| WD | WD10EADX | 1 TB | 29 | 8,385 | 1 | 4.35% |
| WD | WD800AAJS | 80 GB | 30 | 7,746 | 1 | 4.71% |
| Seagate | ST33000651AS | 3 TB | 334 | 106,508 | 14 | 4.80% |
| Seagate | ST9320325AS | 320 GB | 25 | 7,411 | 1 | 4.92% |
| WD | WD10EACS | 1 TB | 109 | 28,011 | 4 | 5.21% |
| WD | WD1600AAJS | 160 GB | 122 | 32,297 | 5 | 5.65% |
| WD | WD30EFRX | 3 TB | 1,050 | 231,556 | 44 | 6.94% |
| Seagate | ST3160316AS | 160 GB | 64 | 19,109 | 4 | 7.64% |
| Seagate | ST3160318AS | 160 GB | 53 | 16,317 | 4 | 8.95% |
| WD | WD800BB | 80 GB | 56 | 16,087 | 4 | 9.08% |
| Seagate | ST31500541AS | 2 TB | 1,949 | 621,143 | 162 | 9.52% |
| Hitachi | HDS723020BLA642 | 2 TB | 10 | 3,481 | 1 | 10.48% |
| WD | WD30EZRX | 3 TB | 400 | 25,330 | 8 | 11.53% |
| Seagate | ST320LT007 | 320 GB | 95 | 28,979 | 10 | 12.60% |
| WD | WD2500BPVT | 250 GB | 9 | 2,840 | 1 | 12.85% |
| Seagate | ST32000542AS | 2 TB | 292 | 48,938 | 18 | 13.43% |
| WD | WD1600AAJB | 160 GB | 9 | 2,659 | 1 | 13.73% |
| WD | WD3200AAJS | 320 GB | 6 | 1,716 | 1 | 21.27% |
| WD | WD20EFRX | 2 TB | 31 | 3,212 | 2 | 22.73% |
| WD | WD800AAJB | 80 GB | 23 | 6,299 | 4 | 23.18% |
| Seagate | ST31500341AS | 2 TB | 574 | 141,152 | 91 | 23.53% |
| Samsung | HD154UI | 2 TB | 4 | 1,146 | 1 | 31.85% |
| Seagate | ST3000DM001 | 3 TB | 4,350 | 1,142,159 | 1348 | 43.08% |
| Seagate | ST2000DL001 | 2 TB | 2 | 694 | 1 | 52.59% |
| WD | WD30EZRS | 3 TB | 15 | 690 | 1 | 52.90% |
| WD | WD2500AAJB | 250 GB | 2 | 599 | 1 | 60.94% |
| Seagate | ST1500DL003 | 2 TB | 55 | 14,376 | 26 | 66.01% |
| Seagate | ST2000DL003 | 2 TB | 2 | 546 | 1 | 66.85% |
| Seagate | ST2000DM001 | 2 TB | 7 | 512 | 1 | 71.29% |
| Seagate | ST250LT007 | 250 GB | 9 | 1,895 | 4 | 77.05% |
| WD | WD1600BPVT | 160 GB | 4 | 917 | 2 | 79.61% |
| Seagate | ST320005XXXX | 2 TB | 15 | 1,525 | 5 | 119.67% |
| WD | WD2500JB | 250 GB | 1 | 39 | 1 | 935.90% |