Acronym · Memory & Storage
TRR (Target Row Refresh)
A DRAM-internal row hammer mitigation that detects rows being activated unusually often and refreshes their physical neighbours early. Successive academic attacks have shown that vendor implementations can be circumvented.
- Type
- Acronym
- Domain
- Memory & Storage, Memory reliability
Notes
DDR5 supplements it with refresh management commands, making mitigation an explicit contract between controller and DRAM.
Related terms
Part of the Memory & Storage glossary, with every term in the topic and the lifecycles, tools and standards that use them.
Where it appears on the Hub
No other page of the Hub uses this term yet.
Suggest an improvement
Suggest an improvement to this entry
A clearer definition, an example, a correction or a source an editor can check. Editors review every suggestion before the entry changes.
Last reviewed: not yet reviewed in depth. Entry last updated . The full glossary