Hi, here my configuration
1. Intel i7100 with oboard VGA 630HD
2. Asus GTX1660s on PCIE
3. I have 2 VM, a Windows 10 with 1660s, and a Linux
Problem:
1. If I did not plug in GTX1660s to the host, i can passthrough 630HD to any VM (either Windows or Linux) without issues, all worked perfectly...