Reply 48060 of 57329, by ChrisK
There was this POST here only some days ago with a very similar if not even the same approach:
Re: Bought these (retro) hardware today
Same story with dedicated VRAM plus DRAM for graphics processing onboard without having too much bus load.
Searching on the net brings you to e.g.
https://en.wikipedia.org/wiki/Texas_Instrumen … cs_Architecture
https://retro.swarm.cz/tag/tms34020/
and
https://retro.swarm.cz/sgi-irisvision-add-in- … or-for-pc-1990/
(see the video at the very end of the page)
Very interesting stuff for its time but also very much useless today.
RetroPC: K6-III+/400ATZ @6x83@1.7V / CT-5SIM / 2x 64M SDR / 40G HDD / RIVA TNT / V2 SLI / CT4520
ModernPC: Phenom II 910e @ 3GHz / ALiveDual-eSATA2 / 4x 2GB DDR-II / 512G SSD / 750G HDD / RX470