Does PCIe x16 slot, running at x4 mean this x16 slots

Does PCIe x16 slot, running at x4 mean this x16 slots x4 slot x4 x8 x16 Slot USB Type C · 1 out of 5 stars 50+ bought in past PCI Express x4 · SAS · Serial · USB · USB Internal Solid State Drives x4d slot PCI-E x4 slot Intel P4800X · Intel DC P4xxx · · · · M2 SSD M2 SSD Intel SlimSASLP x4 to SlimSASLP x4 · IPASS to SATA · Internal SATA · MiniSAS

x4d slot x4 slots are designed to replace the PCI slot, and x8 and x16 are designed to replace the AGP and PCI-X slots Table 3-2 compares the performance of PCI

slot caravan The adapter card I am looking at can be used in a X4, X8 or X16 PCIe slot and they say I will get up to 32Gbps when it is plugged into a PCIe Pcie 4x slot vs pcie 16x slot Will it impact gpu performance when inserted in low