C.6 Conventions: KB, MB, GB, and TB
This manual uses the following conventions: 1 KB (kilobyte) is 1,024 bytes, 1 MB (megabyte) is 1,0242 bytes, 1 GB (gigabyte) is 1,0243 bytes, and 1 TB (terabyte) is 1,0244 bytes.
JP1 Version 12 Infrastructure Management: Getting Started
C.6 Conventions: KB, MB, GB, and TB