Game FPS

Forza Horizon 6 on Radeon RX 580 8GB

The Radeon RX 580 8GB runs Forza Horizon 6 at about 59 FPS at 1080p High (playable), 42 FPS at 1440p and 26 FPS at 4K.

FPS by resolution and preset

Average FPS and 1% low without upscaling, Ryzen 7 9800X3D processor, 32 GB of memory.

Preset	1080p	1440p	4K
Low	10786	7661	4738
Medium	7258	5141	3125
High	5948	4234	2621
Ultra	3931	2722	1714
High + FSR Quality	8669	6149	3830

average / 1% low · High preset, upscaler in Quality mode.

Best settings

For 60+ FPS: 1440p · Low ~76 FPS
For 120+ FPS: 1080p · Low · with FSR ~153 FPS

Video memory

At 1440p Ultra the game uses about 9 GB but the card has only 8 GB: expect stutter and texture pop-in. Lower texture quality.

Is the processor holding it back?

With a Ryzen 5 7600 the result is almost the same: the graphics card is the main limit here.

The estimate is checked against measurements of this game on real hardware; typical error about ±5%. FRAME LAB model estimate, not a recorded benchmark: real FPS depends on the driver, game version and scene.