FANTASIAN Neo Dimension on Legion Go

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

Yes. Valve rates FANTASIAN Neo Dimension Steam Deck Verified, and the Legion Go has a faster GPU than the Steam Deck OLED. At its native 2560×1600 we estimate ~45 fps on the ultra preset (range 36–54, medium confidence, ±20%). 60 fps is reachable on the medium preset. Model estimate, not measured; data updated 2026-09-24.

Estimated FPS at native 2560×1600

Preset	Native 2560×1600	Range	Rendered at 1280×800
low	95	76–114	212
medium	73	58–87	172
high	56	45–67	132
ultra	45	36–54	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 2560×1600: ultra preset
40 fps at 2560×1600: ultra preset
60 fps at 2560×1600: medium 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: 2560×1600, 144 Hz, 49.2 Wh battery.
Even frame caps for 144 Hz: 36, 48, 72, 144 fps. At ultra (low end of the range 36 fps), a 36 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 FANTASIAN Neo Dimension Steam Deck Verified (tested on Steam Deck, not on the Legion Go).

FANTASIAN Neo Dimension 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	186	Steam Deck Verified · faster GPU
ROG Xbox Ally X	1920×1080	88	136	Steam Deck Verified · faster GPU
ROG Xbox Ally X20	1920×1080	88	136	Steam Deck Verified · faster GPU
Legion Go 2	1920×1200	79	130	Steam Deck Verified · faster GPU
MSI Claw 8 AI+	1920×1200	79	130	Steam Deck Verified · faster GPU
MSI Claw A8	1920×1200	79	130	Steam Deck Verified · faster GPU
MSI Claw 7 AI+	1920×1080	80	124	Steam Deck Verified · faster GPU
ROG Ally X	1920×1080	76	118	Steam Deck Verified · faster GPU
Legion Go	2560×1600	45	105	Steam Deck Verified · faster GPU
ROG Ally (Ryzen Z1 Extreme)	1920×1080	68	105	Steam Deck Verified · faster GPU
Legion Go S (Ryzen Z1 Extreme)	1920×1200	64	105	Steam Deck Verified · faster GPU
Legion Go 2 (Ryzen Z2)	1920×1200	64	105	Steam Deck Verified · faster GPU
Steam Deck OLED	1280×800	93	93	Steam Deck Verified
Steam Deck LCD	1280×800	87	87	Steam Deck Verified
ROG Xbox Ally	1920×1080	52	81	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.