Mark Furneaux | AMD RX 6650 XT on a 20 Year Old 850MHz Pentium 3 @TheUbuntuGuy | Uploaded September 2022 | Updated October 2024, 12 hours ago.
Let's take the trend of "new GPU old CPU" a little further than usual by going beyond when PCIe was invented.
Demo starts at 15:36.
Sorry for the CRT flicker. I didn't notice the frame rate difference until I started editing.

I have a second channel:
youtube.com/channel/UCN3Dgu6CVBcecDkc5DmIIqw