4-Drive NVMe SSD to PCIe x4 Adapter Card

The Intel X550-T1 specification states it uses a PCIe x4 slot, however in my new PC , I'd like to use it in the PCIe x4

I bought a PCIe x4 NVMe SSD with a maximum read speed of approximately 3500MBs and I'm going to put it in a PCIe x4 slot

pcie 1 slot slot 2,3,4,5,6 and 7 respectively DMI2

pcie slot configuration gen1 gen2 gen3 PCI Slots: Slot: 1 type: x1 PCI Express x1 PCI-1 status: In Use x4 units will be perfectly OK attached to a slot supporting only