faulty x570

Hi folks, hoping for some insight here, Trying to build up an x570/3700x system and am having a very weird issue with boot up. I currently have only MB/CPU/RAM/NVMe (all new), GPU installed and I am unable to reliably boot to UEFI. Cold booting the system will result in black screen and no boot...

Hey everyone. First post but been buying from ocuk for at least 10 years! Just bought myself a new pc, the spec is: Gigabyte X570 Aorus Elite AMD Ryzen 7 3700X CPU Gigabyte RX 5700XT GPU Corsair Vengeance Pro 32GB (2x16GB) 3200mhz Corsair RM750 PSU NVMe gen4 500GB Seagate Firecuda NVMe gen4...