Give a try with the new lolMiner 1.76 :
Improved performance of Blake3-Alephium mining on Nvidia Turing and newer cards by 15-18%.
Improved performance of Blake3-Ironfish mining on Nvidia Turing and newer cards by 9-11%.
Slightly improved performance of Blake3-Ironfish mining on AMD cards by ~0.8%.
Slightly improved performance of Nexa mining on Nvidia Turing and newer cards by ~0.6%.
Updated dag repair tables for OctaSpace, ETHW & ETC mining to cover current epochs