Digital & Data

Prefiks Biner

Definisi

Prefiks biner (KiB, MiB, GiB) menyatakan pangkat 1024, berbeda dengan prefiks metrik SI (KB, MB, GB) yang menyatakan pangkat 1000.

Penjelasan

1 KiB (kibibyte) = 1,024 bytes; 1 KB (kilobyte) = 1,000 bytes. The gap widens at higher scales: 1 GiB = 1,073,741,824 bytes vs. 1 GB = 1,000,000,000 bytes—a 7.4% difference. This explains why a '1 TB' hard drive shows as ~931 GiB in an OS. The IEC standardized the binary prefixes in 1998 specifically to resolve this ambiguity.

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