Mac OS Big Sur installation on GIGABYTE Z-390 Pro

Dear all,

I'm trying to install Mac OS Big Sur on the following configuration:
- Motherboard Gigabyte Z390 AORUS PRO
- Sound with ALC1220 codec
- CPU Intel Core i7-9700K (Coffee-Lake)
- SSD Samsung V-Nand SSD 860 EVO 500GB (plugged on SATA0)
- DDR 4 Viper by Patriot 32GB (2 x 16GB) PC4-24000 3000MHz
- Wireless Network Adapter Fenvi FV-T919 (with Bluetooth) compatible with macOS
- USB stick Sandisk USB 3.0 32GB (contains mac OS Big Sur installer and generated EFI)

I boot on my USB...

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Author: arnaud2