5600g

According to AMD all 5000G series APUs have PCIe 3.0 lanes shared from CPU. But HWinfo reports as PCIe 4.0. Even in BIOS I can switch to Gen 4, Gen 3 and so on. AIDA64 reports as 3.0 as well GPUz. I'm really a bit confused since I'm going to plug in a discrete GPU sometime whether it would...