Using PhoenixMiner 5.2a version with parameters  -daglim 1 and -dagrestart 1.

Windows 10 Pro
1pc RX580 8GB in primary pcie
6pc RX570 4GB ELLESMERE (SAMSUNG)
4GB RAM
GPU Driver Adrenalin 2019 19.75

https://ibb.co/TLKRMQ4

The 4GB mine at 1/mhs. Will the GPU still able to mine at 2x/mhs ?