Jeff Geerling personal blog
Resizeable Bar Support on the Raspberry Pi
While not an absolute requirement for modern graphics card support on Linux, Resizeable BAR support makes GPUs go faster, by allowing GPUs to throw data back and forth on the PCIe bus in chunks larger than 256 MB. In January, I opened an issue in the Raspberry Pi Linux repo, Resizable BAR support on Pi 5. Unlike most…
- Points
- 115
- HN comments
- 48
- Submissions
- 1
- Cited by
- 0 commenters
Hardware & ElectronicsSystems & Performance2025
On Hacker News
| Submitted | Title on HN | Points | Comments |
|---|---|---|---|
| Oct 9, 2025 | Resizeable Bar Support on the Raspberry Pi by speckx | 115 | 48 |
