B550M Pro4

B550M Pro4 can i use m 2 pcie 4 0 in 3 0 slot 2 Slot is from the Ryzen 7 5700G then it will only support PCIe Found this tech site that explains that a Motherboard can have both PCIe and slots: candy dreams slot They are all compatible Even a PCIe SSD will work just fine, but the speed will be limited to PCIe x4

candy dreams slot Eight NVMe SSD slots on a PCIe x16 card used, the host computer's CPU speed, and PCIe card slot architecture Gen 3 PCIe Slot RAID 0 Performance

canada slot machines You can plug pcie into slots as it's backwards compatible but the speeds will be limited to Gen 3 It wouldn't be able to go above the Most computers and storage drives still use the common SATA or PCIe interfaces to sling your bits of data around, but if you're lucky