Ensure the24-pin ATX and8/4-pin CPU power connectors are firmly plugged into the motherboard. If your CPU has onboard video, remove the discrete GPU and display from the motherboard’s video outputs to rule out GPU issues.
GIGABYTE B650M AORUS ELITE AX AM5 DDR5 WiFi 6E Micro ATX Motherboard
(Factory Refurbished) GIGABYTE B650 AORUS ELITE AX ICE AMD AM5 ATX Motherboard
GIGABYTE B550 AORUS ELITE AX V2 Motherboard, Supports AMD AM4 Ryzen 5000
New GIGABYTE X870E AORUS ELITE WIFI7 Socket AM5 AMD ATX Motherboard
GIGABYTE - B850 AORUS ELITE WIFI7 (Socket AM5) AMD B850 ATX DDR5 Wi-Fi 7 Moth...
GIGABYTE B550M AORUS ELITE AX (rev 1.3) AM4 AMD B550 Micro-ATX Motherboard