Convert Terabytes to Bytes
Convert Terabytes (TB) to Bytes (B) instantly and accurately.
Conversion Formula
B = TB × 1000000000000
About Terabytes
A terabyte (TB) = 10¹² bytes (SI). Consumer HDDs: 1-22 TB; consumer NVMe SSDs: 1-8 TB. LTO-9 tape: 18 TB/cartridge; enterprise libraries: hundreds of petabytes. Whole genome sequencing: Illumina NovaSeq 6000 run ≈ 6 TB raw FASTQ. JWST downlinks ≈ 57 GB/day (≈20 TB/year). 4K NVR (64 cameras) ≈ 1 TB/day. 1 TB = 10¹² bytes = 1,000 GB.
About Bytes
The byte (B) is the fundamental addressable memory unit - 8 bits, 256 values (0-255). Standardised by the IBM System/360 (1964). UTF-8 encodes ASCII in 1 byte; Unicode in 1-4 bytes. One byte = 1 ASCII character, 1 RGB channel value, 1 PCM audio sample (8-bit). All mainstream CPU architectures (x86-64, ARM64, RISC-V) increment addresses by 1 byte. 1 byte = 8 bits = 2 nibbles.
Quick Reference Table
| Terabytes (TB) | Bytes (B) |
|---|---|
| 1 TB | 1 × 1012 B |
| 2 TB | 2 × 1012 B |
| 5 TB | 5 × 1012 B |
| 10 TB | 1 × 1013 B |
| 25 TB | 2.5 × 1013 B |
| 50 TB | 5 × 1013 B |
| 100 TB | 1 × 1014 B |