This would handle 2 easily, 3+ if you reduce the power of your GPUs - which you should 100% be doing anyway when mining.

https://www.amazon.com/EVGA-SuperNOVA-Modular-Warranty-120-GP-0750-X1/dp/B0797HL9Z4/ref=mp_s_a_1_4?dchild=1&keywords=evga+psu&qid=1633192132&sr=8-4