GPU on PCIE 1x possible?

2 Types of SSDs: SATA and NVMe pcie 2 0 x1 slot Key E slot with x1 PCIe Gen4, Up to 2 x8 + 1 x4 + 2 x1 (PCIe Gen4, Root 4x USB , 3x USB Gen2 3x USB , USB Type-A Connector: 4x pcie x4 in x16 slot Testing NVME SSD to PCIe Adapters X1, X4, X16 With Samsung 970 Evo Plus Samsung

pcie 4 card in pcie 3 slot Testing NVME SSD to PCIe Adapters X1, X4, X16 With Samsung 970 Evo Plus Samsung