Cities: Skylines on ROG Ally (Ryzen Z1 Extreme)

Steam Deck Playable · faster GPUValve's ratingEstimate · medium confidence, ±20%

Yes. Valve rates Cities: Skylines Steam Deck Playable, and the ROG Ally (Ryzen Z1 Extreme) has a faster GPU than the Steam Deck OLED. At its native 1920×1080 we estimate ~68 fps on the ultra preset (range 54–82, medium confidence, ±20%). 60 fps is reachable on the ultra preset. Model estimate, not measured; data updated 2026-09-24.

Estimated FPS at native 1920×1080

Preset	Native 1920×1080	Range	Rendered at 1280×800
low	124	99–149	124
medium	111	89–133	113
high	85	68–102	113
ultra	68	54–82	105

Estimate · medium confidence, ±20%

Estimated FPS from our model (v0), based on the game's published requirements and relative GPU/CPU performance. Not measured. Real results vary with drivers, patches, and scenes. Values above 300 fps show as 300+. Data updated 2026-09-24.

Presets for 30 / 40 / 60 fps

30 fps at 1920×1080: ultra preset
40 fps at 1920×1080: ultra preset
60 fps at 1920×1080: ultra preset
40 fps rendered at 1280×800: ultra preset
60 fps rendered at 1280×800: ultra preset

AMD graphics: use FSR in quality or balanced mode (or the system-level RSR upscaler) before dropping the preset. DLSS is not available on AMD.

Frame cap and power

Screen: 1920×1080, 120 Hz, 40 Wh battery.
Even frame caps for 120 Hz: 30, 40, 60, 120 fps. At ultra (low end of the range 54 fps), a 40 fps cap should hold steady.
TDP: not measured yet. We don't publish wattage advice until we have measured runs.

Steam Deck rating

Valve rates Cities: Skylines Steam Deck Playable (tested on Steam Deck, not on the ROG Ally (Ryzen Z1 Extreme)).

Cities: Skylines on other handhelds (ultra preset, native resolution)

Handheld	Screen	FPS at native	FPS at 1280×800	Verdict
MSI Claw 8 EX AI+	1920×1200	112	138	Steam Deck Playable · faster GPU
ROG Xbox Ally X	1920×1080	88	130	Steam Deck Playable · faster GPU
ROG Xbox Ally X20	1920×1080	88	130	Steam Deck Playable · faster GPU
Legion Go 2	1920×1200	79	125	Steam Deck Playable · faster GPU
MSI Claw 8 AI+	1920×1200	79	105	Steam Deck Playable · faster GPU
MSI Claw A8	1920×1200	79	125	Steam Deck Playable · faster GPU
MSI Claw 7 AI+	1920×1080	80	105	Steam Deck Playable · faster GPU
ROG Ally X	1920×1080	76	115	Steam Deck Playable · faster GPU
Legion Go	2560×1600	45	105	Steam Deck Playable · faster GPU
ROG Ally (Ryzen Z1 Extreme)	1920×1080	68	105	Steam Deck Playable · faster GPU
Legion Go S (Ryzen Z1 Extreme)	1920×1200	64	105	Steam Deck Playable · faster GPU
Legion Go 2 (Ryzen Z2)	1920×1200	64	105	Steam Deck Playable · faster GPU
Steam Deck OLED	1280×800	68	68	Steam Deck Playable
Steam Deck LCD	1280×800	65	65	Steam Deck Playable
ROG Xbox Ally	1920×1080	52	70	Meets recommended
Legion Go S	1920×1200	49	81	Meets recommended
MSI Claw A1M	1920×1080	52	81	Meets recommended
ROG Ally (Ryzen Z1)	1920×1080	40	62	Meets minimum

Native = each device's own screen resolution; 1280×800 compares GPUs at the same render resolution. A faster handheld is the upgrade path here; desktop cards don't apply.