You do amazing things!
I’m not afraid of doing some hardware projects in the past.
But mostly on things which were old and I try to give them a second life.
So, I wish you well on this journey. May it be blazingly Blender fast.
“no static electricity …”
As for me, you need a regular graphics card like rtx 3080 ti for your needs, see the specs yourself Gigabyte Aorus GeForce RTX 3080 Ti Master - 30 secret facts, review, characteristics, reviews. , and just forget about the 128 gigabytes of memory, you just do not need that much