Convert Petabytes per second to Terabits per second
Convert Petabytes per second (PB/s) to Terabits per second (Tbit/s) instantly and accurately.
Conversion Formula
Tbit/s = PB/s × 8000
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.
About Terabits per second
Terabit per second (Tbit/s) = 10¹² bit/s (SI). Internet backbone scale: MAREA cable (2017) = 200 Tbit/s per fibre pair; 2Africa cable (2024) = 180 Tbit/s. DWDM: 100 wavelengths × 800 Gbit/s = 80 Tbit/s per fibre. H100 GPU HBM3 memory bandwidth = 3.35 Tbit/s per GPU. NTT lab record (2023): 1,200 Tbit/s over a single fibre. 1 Tbit/s = 10¹² bit/s = 125 GB/s.
Quick Reference Table
| Petabytes per second (PB/s) | Terabits per second (Tbit/s) |
|---|---|
| 1 PB/s | 8000 Tbit/s |
| 2 PB/s | 16000 Tbit/s |
| 5 PB/s | 40000 Tbit/s |
| 10 PB/s | 80000 Tbit/s |
| 25 PB/s | 200000 Tbit/s |
| 50 PB/s | 400000 Tbit/s |
| 100 PB/s | 800000 Tbit/s |