miniZ.exe --nvidia --pers=firo --url=ssl://#########################@firopow.mine.zergpool.com:13001 --pass=###############,c=BTC,pl=0 --jobtimeout=900 --retries=99 --retrydelay=1 --stat-int=10 --latency --all-shares --extra --tempunits=C --fee-time=60 --telemetry 4006 -cd 00
************ miniZ v2.0a ************
Number of miniZ CUDA>=[8.0] using driver CUDA[11.80] devices found: 3
miniZ: Excluding GPU#1 ASUS GeForce GT 1030
miniZ: Excluding GPU#2 Gainward GeForce GTX 750 Ti
Driver:         522.25
Algo:           EQ[firo] [smart-pers]
Pool#0:         user[1GPSq8txFnyrYdXL8t6S94mYdF8cGqVQJF]
                server[firopow.mine.zergpool.com] port[13001] ssl[yes] pers[firo]
Telemetry:      [http://localhost:4006]
Temp. limit:    [90 C]
[INFO   ] Mining fee set to 1.00%
miniZ<firo>[00:0:00.0: 5162]: Selecting GPU#0[0] MSI GeForce GTX 1660 Super Gaming X 6G
[ERROR  ] GPU[00] Cannot alloc 5135MB to create dag.

DAG for Firo is only 4.51562201976776 GB.

Other miners, e.g. TeamRedMiner or WildRig run Firo just fine with 6GB.