SN850 only running at PCIe Gen 3?

SN850 only running at PCIe Gen 3? pcie 4 in pcie 3 slot ssd We suspected there may be a small performance advantage with high-end parts such as the RTX 3080 and 3090 when using PCIe over , pcie x1 slot function PCIe BGA SSD ECR Table 3 of section in the document “PCIe BGA SSD ECR”, defines the PWR_1 signal as a source This is changed to

pcie x1 slot function As the subsequent iteration of Gen3, Gen4's data transfer rate is twice that of PCIe Gen 3, enabling PCIe Gen 4 devices to transfer data at a faster speed

pcie4 slot Gen 4 is faster than Gen 3 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