Acronym · Memory & Storage
TBW (Terabytes Written)
The total host data a drive is warranted to accept over its life, the usual consumer endurance rating. It is derived from the NAND program and erase cycle rating, the capacity and an assumed write amplification.
- Also known as
- Total bytes written
- Type
- Acronym
- Domain
- Memory & Storage, Storage systems
Notes
TBW and DWPD are convertible: DWPD equals TBW divided by capacity and by the number of days in the warranty.
Related terms
Part of the Memory & Storage glossary, with every term in the topic and the lifecycles, tools and standards that use them.
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