Convert Gigabits per second to Gigabytes per second
Convert Gigabits per second (Gbit/s) to Gigabytes per second (GB/s) instantly and accurately.
Conversion Formula
GB/s = Gbit/s × 0.125
About Gigabits per second
Gigabit per second (Gbit/s) = 10⁹ bit/s (SI). Enterprise/data-centre standard: 1/10/25/100/400 Gbit/s Ethernet all deployed. Storage: SATA III = 6 Gbit/s; PCIe 4.0 ×4 = 64 Gbit/s; PCIe 5.0 ×4 = 128 Gbit/s. Display: HDMI 2.1 = 48 Gbit/s; DisplayPort 2.1 = 80 Gbit/s. Memory: DDR5-4800 dual-channel = 76.8 Gbit/s; H100 HBM3 = 26.8 Tbit/s. 1 Gbit/s = 10⁹ bit/s = 125 MB/s.
About Gigabytes per second
Gigabyte per second (GB/s) = 10⁹ B/s (SI). Dominant unit for memory bandwidth and GPU interconnects. DRAM: Intel i9-13900K DDR5 = 89.6 GB/s; AMD EPYC Genoa 8-channel = 460.8 GB/s. H100 HBM3 = 3,350 GB/s; RTX 4090 GDDR6X = 1,008 GB/s. PCIe 5.0 ×16 = 128 GB/s. HPC Lustre on Frontier ≈ 5,000 GB/s aggregate. 100 Gbit/s Ethernet = 12.5 GB/s. 1 GB/s = 10⁹ B/s = 8 Gbit/s.
Quick Reference Table
| Gigabits per second (Gbit/s) | Gigabytes per second (GB/s) |
|---|---|
| 1 Gbit/s | 0.125 GB/s |
| 2 Gbit/s | 0.25 GB/s |
| 5 Gbit/s | 0.625 GB/s |
| 10 Gbit/s | 1.25 GB/s |
| 25 Gbit/s | 3.125 GB/s |
| 50 Gbit/s | 6.25 GB/s |
| 100 Gbit/s | 12.5 GB/s |