DiskGradeDell DELLBOSS VD 480 GB failure rate and reliability
A Grade A: Excellent
Backblaze logged 1,591 drive-years on the Dell DELLBOSS VD from Q1 2023 to Q3 2026, with 430 in service at the end of that period. In that time 3 drives failed, an annualised failure rate of 0.19%.
That is 88% lower than the 1.52% average across every drive in the same data, which earns it grade A (excellent).
- Failure rate / year
- 0.19%
- Average, all drives
- 1.52%
- Drives in use
- 430
- Drive-years
- 1,591
- Failures
- 3
- Capacity
- 480 GB
- Type
- SSD
- Model number
- DELLBOSS VD
Failure rate by quarter
| Quarter | Drive-days | Failures | Failure rate / year |
|---|---|---|---|
| Q1 2023 | 36,590 | 0 | 0.00% |
| Q2 2023 | 36,608 | 0 | 0.00% |
| Q3 2023 | 37,421 | 0 | 0.00% |
| Q4 2023 | 38,618 | 0 | 0.00% |
| Q1 2024 | 39,220 | 0 | 0.00% |
| Q2 2024 | 38,388 | 1 | 0.95% |
| Q3 2024 | 39,637 | 1 | 0.92% |
| Q4 2024 | 39,643 | 1 | 0.92% |
| Q1 2025 | 38,778 | 0 | 0.00% |
| Q2 2025 | 39,212 | 0 | 0.00% |
| Q3 2025 | 39,618 | 0 | 0.00% |
| Q4 2025 | 39,635 | 0 | 0.00% |
| Q1 2026 | 38,653 | 0 | 0.00% |
| Q2 2026 | 39,208 | 0 | 0.00% |
| Q3 2026 | 39,367 | 0 | 0.00% |
Single quarters with few drive-days swing widely; the overall figure above is the dependable one.