Convert Kibibytes to Bytes
Convert Kibibytes (KiB) to Bytes (B) instantly and accurately.
Conversion Formula
B = KiB × 1024
About Kibibytes
A kibibyte (KiB) = 2¹⁰ = 1,024 bytes (IEC 80000-13) - the binary kilobyte used by OS memory management. Linux/Windows page size = 4 KiB (4,096 bytes); default NTFS/ext4/APFS cluster size = 4 KiB. CPU L1-D cache: 16-64 KiB. Arduino AVR flash: 2-32 KiB. Windows labels KiB as 'KB'. 1 KiB = 1,024 bytes = 8,192 bits.
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
| Kibibytes (KiB) | Bytes (B) |
|---|---|
| 1 KiB | 1024 B |
| 2 KiB | 2048 B |
| 5 KiB | 5120 B |
| 10 KiB | 10240 B |
| 25 KiB | 25600 B |
| 50 KiB | 51200 B |
| 100 KiB | 102400 B |