Convert Petabits per second to Petabytes per second
Convert Petabits per second (Pbit/s) to Petabytes per second (PB/s) instantly and accurately.
Conversion Formula
PB/s = Pbit/s × 0.125
About Petabits per second
Petabit per second (Pbit/s) = 10¹⁵ bit/s (SI). Research-scale only: NTT (2024) achieved 1.53 Pbit/s over a single fibre using space + wavelength division multiplexing. The combined peak of the world's largest internet exchange points (DE-CIX, AMS-IX) is multi-Tbit/s. Global IP traffic ≈ 1.8 Pbit/s sustained average in 2030 forecast. 1 Pbit/s = 10¹⁵ bit/s = 125 TB/s.
About Petabytes per second
Petabyte per second (PB/s) = 10¹⁵ B/s (SI). Theoretical for single systems. NTT 2024 fibre lab record = 191 TB/s ≈ 0.19 PB/s. Exascale HPC with 10,000 nodes × 10 TB/s memory bandwidth each = 100,000 TB/s = 100 PB/s in aggregate - plausible as a cluster total but not a single link. Global all-data-centre combined write throughput ≈ 1-10 PB/s. 1 PB/s = 10¹⁵ B/s = 8 Pbit/s.
Quick Reference Table
| Petabits per second (Pbit/s) | Petabytes per second (PB/s) |
|---|---|
| 1 Pbit/s | 0.125 PB/s |
| 2 Pbit/s | 0.25 PB/s |
| 5 Pbit/s | 0.625 PB/s |
| 10 Pbit/s | 1.25 PB/s |
| 25 Pbit/s | 3.125 PB/s |
| 50 Pbit/s | 6.25 PB/s |
| 100 Pbit/s | 12.5 PB/s |