Major difference between benchmark values and real values on RTX4090 rig

[Snoopy]

Your motherboard is going to kill a large percentage of your effective speed in any real attack due to the limitation of just x1 PCIe lanes per card. Mining equipment should NOT be used for hashcat, it will cause severe performance issues and potentially reliability issues.

Thats quite a nice info on mininghardware i wasnt aware of (next to the fact that i missed that when reading the initial post  ). ty chick3nman