>> Pega2-2GB-RadeonHD.png
>> [...] the card [...] works in a Pegasos II, or Efika.

> Wow, that's seriously cool :-) Thank you for posting this.

This is now being tested with OS4 as well, but instead of a PCI Radeon HD card with onboard PEX8112 PCIe-to-PCI bridge chip, a PCIe Radeon HD card and a separate PEX8112-based PCIe-to-PCI bridge card are used:

https://www.amigans.net/modules/newbb/viewtopic.php?topic_id=9276

Let's see how this works out in comparison.