PCIe NVMe SSD on PCIe slot-Worth it?

Hyper x16 Gen 4 Card｜Motherboards｜ASUS Global gen 4 nvme in gen 3 slot Kinda odd he spent nearly 4 minutes talking about the difference between Gen 3 and Gen 4 general lee slot car :CPU: AMD Ryzen 5 5600Motherboard: ASUS TUF GAMING B550-PLUSSSD: Kingston FURY Renegade PCIe NVMe SSD (installed on _1 slot,

genius slot Hi, I have not kept up with the NVMe or SSD tech Does having a Gen4 NVMe SSD in a Gen3 slot will limit the performance of the Gen4 SSD?