Hashcat Newbie Multi GPU Setup

[Mem5]

Both cards have been detected:

Code:

CUDA API (CUDA 11.1)
====================
* Device #1: GeForce RTX 2060 SUPER, 7653/7979 MB, 34MCU
* Device #2: GeForce RTX 2060 SUPER, 7881/7982 MB, 34MCU

1) Does it matter if I am using Desktop Ubuntu, or do I need to use server?
Same.
2) How do I edit this patch to apply to secondary video cards? (I would eventually like to have 6-8 identical cards)
Do not edit. Cards are already detected.

Please post output of :
hashcat -I
and hashcat -b -m 0