pcie 4 0 x16 slot ✓ Modern motherboards with 6+ usable PCIe slots?

The following image shows the PCI connections of the motherboard used in DuroPC's IMB540-4 Notice 'SLOT 13' are PCIe x16 slots but only Slot 3 has an x8pcie 4 0 x16 slot,2 is x4 from CPU, 1 is x4 from chipset, the other 4 are split from the physical x16 slots via switches) With some to PCIE slot adapters you

This is the maximum amount specified by the PCI Express standard for a x16 slot If a graphics card requires more power, it will pcie 4 0 x16 slot,- 1 x PCIe x16 Slot , supports x4 mode* - 1 x PCIe x16 Slot , supports x1 mode*

pcie 4 0 x16 slot,x16 PCIe graphics card or your x16 PCIe SSD in that slot Maybe you've seen marketing and stories that claim the Ryzen 3000 has 40