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    Please do not post a support request without first reading and following the advice in https://retropie.org.uk/forum/topic/3/read-this-first

    Raspberry Pi 3B+ PPSSPP lag

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    • K
      Kosmas12
      last edited by

      Hello everyone! I recently installed RetroPie on my RPi 3B+ and wanted to try out some PSP games. I have Assassin's Creed Bloodlines and God of War Ghost of Sparta and I've been having some problems. Assassin's Creed Bloodlines mostly works, but I have some graphical glitches. God of War is where I have a big problem. It lags a lot! It only works OK on cinematics. I don't know what to do to fix it. My setup:

      Raspberry Pi 3 Model B+ at stock speeds, also have it in a case
      5V 3A power supply I bought from a local tech store
      RetroPie 4.5.1 preconfigured image
      PPSSPP emulator (not LibRetro)
      Xbox 360 wired controller
      RPi connected to a 60Hz TV

      Any help will be much appreciated. Thank you!

      1 Reply Last reply Reply Quote 0
      • mituM
        mitu Global Moderator
        last edited by

        There's no fix - the 3B+ is too slow to run all PSP games at full speed. While certain games can work reasonably well, other are too demanding to fluidly run on a RPI 3B+.

        K 1 Reply Last reply Reply Quote 1
        • K
          Kosmas12 @mitu
          last edited by Kosmas12

          @mitu Thanks for replying. I understand that not all games will run good but isn't the RPi 3B+ more powerful than the PSP? Also, will we at least be able to run games well on the RPi 4 when RetroPie becomes available?

          BobHarrisB 1 Reply Last reply Reply Quote 0
          • BobHarrisB
            BobHarris @Kosmas12
            last edited by BobHarris

            @Kosmas12 It emulates the hardware of a PSP which is very demanding. A PSP for example is much more powerful than the Snes, but it can't run each Snes game perfectly.

            2d PSP games generally are no problem and some 3d games run well too (for example Virtua Tennis 3), but most of them are unplayable.

            The Pi 4 is more powerful so I'm sure more games will be playable

            Pi 3B , 64 GB Sandisk ultra flashdrive, 19 systems, 872 hand picked classic gaming gems :-) Dual shock 4v2

            B 1 Reply Last reply Reply Quote 0
            • B
              BJRetro @BobHarris
              last edited by

              Also if you look up God of War PSP emulation in general you will see it seems to be one of the hardest games to emulate at full speed in general on various hardware. So it may wind up being that even pi4 won’t do it.

              1 Reply Last reply Reply Quote 0
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