Can Steam Deck Run Garry's Mod?
Steam Deck compatibility check and performance analysis
Unknown — Not yet tested by Valve
Valve's official Steam Deck compatibility rating for Garry's Mod
Performance Grade
Overkill — Steam Deck crushes this
ProtonDB Rating
Community Linux/Deck compatibility
Performance Estimate
Based on Steam Deck GPU (RDNA 2, ~3800 score) at native 1280x800 resolution. Actual performance may vary based on game optimization and Proton compatibility.
Spec Comparison
| Component | Steam Deck | Minimum | Recommended | Status |
|---|---|---|---|---|
| GPU | RDNA 2 (Score: 3,800) | 1GB dedicated VRAM or better | 4GB dedicated VRAM or better | ? |
| CPU | Zen 2, 4c/8t (Score: ~15,000) | 2 GHz Processor or better | 2.5 GHz Processor or better | — |
| RAM | 16 GB LPDDR5 | 4 GB | 8 GB | Pass |
| Storage | 64GB / 256GB / 512GB / 1TB | 10 GB | 25 GB | — |
| Display | 1280x800, 7" / 7.4" OLED | — | OK | |
Frequently Asked Questions
Can Steam Deck run Garry's Mod?
Garry's Mod has not been officially tested on Steam Deck by Valve. Based on hardware specs alone, our grade is S (overkill — steam deck crushes this). ProtonDB rates it as "gold".
What settings should I use for Garry's Mod on Steam Deck?
For Garry's Mod on Steam Deck, we recommend ultra / high at 800p, 60+ fps. The game recommends 4GB dedicated VRAM or better, and Steam Deck's GPU (RDNA 2, ~GTX 1050 Ti equivalent) falls below that requirement. Start at medium settings and adjust based on frame rate.
Does Garry's Mod have Steam Deck verified status?
Garry's Mod has not received a Steam Deck verification status from Valve yet. Its compatibility is unknown and may change as Valve continues testing.
