Conventions For Storage Capacity Values - Hitachi 88-02-0 Series Hardware Reference Manual

Convention
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Conventions for storage capacity values

Physical storage capacity values (for example, disk drive capacity) are calculated based
on the following values:
Physical capacity unit
1 kilobyte (KB)
1 megabyte (MB)
1 gigabyte (GB)
1 terabyte (TB)
1 petabyte (PB)
1 exabyte (EB)
Logical capacity values (for example, logical device capacity, cache memory capacity) are
calculated based on the following values:
Hitachi Virtual Storage Platform G700 Hardware Reference Guide
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Preface
Conventions for storage capacity values
Description
Description
Value
3
1,000 (10 ) bytes
2
1,000 KB or 1,000 bytes
3
1,000 MB or 1,000 bytes
4
1,000 GB or 1,000 bytes
5
1,000 TB or 1,000 bytes
6
1,000 PB or 1,000 bytes
10