Can Steam Deck Run Cosmic Star Heroine?
Steam Deck compatibility check and performance analysis
Unknown — Not yet tested by Valve
Valve's official Steam Deck compatibility rating for Cosmic Star Heroine
Performance Grade
Overkill — Steam Deck crushes this
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) | Intel HD 405 Graphics 600 MHz | 2GB of VRAM: GTX 750ti, Radeon HD 7850 (2,600) | Pass |
| CPU | Zen 2, 4c/8t (Score: ~15,000) | Intel Atom X7-Z8750 | Core i3 4130, FX-4170 | — |
| RAM | 16 GB LPDDR5 | 2 GB | 4 GB | Pass |
| Storage | 64GB / 256GB / 512GB / 1TB | 6 GB | 6 GB | — |
| Display | 1280x800, 7" / 7.4" OLED | — | OK | |
Frequently Asked Questions
Can Steam Deck run Cosmic Star Heroine?
Cosmic Star Heroine has not been officially tested on Steam Deck by Valve. Based on hardware specs alone, our grade is S (overkill — steam deck crushes this).
What settings should I use for Cosmic Star Heroine on Steam Deck?
For Cosmic Star Heroine on Steam Deck, we recommend ultra / high at 800p, 60+ fps. The game recommends 2GB of VRAM: GTX 750ti, and Steam Deck's GPU (RDNA 2, ~GTX 1050 Ti equivalent) meets that requirement. Start at medium settings and adjust based on frame rate.
Does Cosmic Star Heroine have Steam Deck verified status?
Cosmic Star Heroine has not received a Steam Deck verification status from Valve yet. Its compatibility is unknown and may change as Valve continues testing.
