The PSP’s hardware maxes out at 333 MHz CPU and 64 MB of RAM. Forza Horizon 5 requires a modern multi-core processor, several gigabytes of RAM, and a dedicated GPU. Even if someone tried to port it, the PSP simply can’t run it.
While you can't download Forza Horizon 5 on PSP, there are other racing games available on the console that you might enjoy: Forza Horizon 5 Psp Download
: Known for its intense crashes and fast-paced arcade gameplay. Show more The PSP’s hardware maxes out at 333 MHz