NVME M2 drives: which slot to use?

This video explains how to select which slot to use on a motherboard for the best

So it doesn't interfere with the first PCIex16 lane's performance when installing a NVME SSD directly to the motherboard's socket3 Since the GPU would be

m2 sata slot Portable SSD · Memorys · DDR5 series · DDR4 series · Industrial Motherboards 1 PCIe x16 slot; 4 SATA3, 2 x ; Graphics Output Options

m2 slot types An slot is a type of expansion slot found on modern motherboards that is primarily used for connecting solid-state drives