Will it fit · Graphics card
Yes
The Lian Li A3-mATX takes cards up to 415 mm and most Arc B580 models are about 272 mm, so there's ~143 mm to spare.
Even the bigger triple-fan versions fit. Any Arc B580 under 415 mm works.
| Case's max card length | 415 mm |
|---|---|
| Typical Arc B580 length | ~272 mm |
| Room left | ~143 mm |
| Max card thickness | 4 slots |
| Arc B580 thickness | ~2 slots |
| Case type | micro-ATX tower |
Case limits from the maker's spec sheet (checked 2026-10-15). Card length is a typical model; partner cards vary, so check yours.
Yes. The Lian Li A3-mATX takes cards up to 415 mm and most Arc B580 models are about 272 mm, so there's ~143 mm to spare. Even the bigger triple-fan versions fit. Any Arc B580 under 415 mm works.
415 mm, up to 4 slots thick.
