Big Sur not work with RX 5500 XT + i7 6700K - OC 0.6.6

[fervent07]

I copmlete the installation with HD530 and it works fine. But I doesn't work with Sapphire Nitro+ RX 5500 XT 8GB. I wrote agdpmod=pikera in boot-args. I tried different SMBIOS iMac17,1 and iMacPro1,1. I checked config.plist from sanity checker for Skylake and oc 6.6, all is OK. I attached the config and error log file. Please help me? What should I do?

i7 6700K - ASUS Maximus Viii Hero Z170 - 8GB 2400MHz - Intel HD530 - ALC1150 - Intel l219-V - Samsung 860 250GB

 

[fervent07]

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AMD Radeon Performance Enhanced SSDT

Introduction A couple of weeks ago I got my hands on a new Navi GPU, The Sapphire RX 5500 XT 4 GB, everything was working but the performance was not there, everyone said it is on pair with the good old RX 580. So I got my hands on the new macbook pro 16.1,mac pro 7.1, and looking into the...

www.tonymacx86.com

SAVED me. I followed the steps for opencore and it works very well.