Hi all, my firstpost.
I have just built this machine to up grade from  myi7 2600 Asrock H77 Pro4 that has served me many years, my problem ismoving the Blackmagic Intensity Prohttps://www.cnet.com/products/blackmagic-intensity-pro-video-input-adapter-pcie-series/specs/it is not detecting it in PCIe3, or any other cards for that matter,has anyone else had this issue?

*-pci:3
            description: PCI bridge
            product: Advanced Micro Devices, Inc. [AMD]
            vendor: Advanced Micro Devices, Inc. [AMD]
            physical id: 8.1
            bus info: pci@0000:40:08.1
            version: 00
            width: 32 bits
            clock: 33MHz
            capabilities: pci pm pciexpress msi ht normal_decode bus_mastercap_list
            configuration: driver=pcieport
            resources: irq:44 memory:ed500000-ed5fffff
          *-generic UNCLAIMED
               description: Non-Essential Instrumentation
               product: Advanced Micro Devices, Inc. [AMD]
               vendor: Advanced Micro Devices, Inc. [AMD]
               physical id: 0
               bus info: pci@0000:44:00.0
               version: 00
               width: 32 bits
               clock: 33MHz
               capabilities: pm pciexpress bus_master cap_list
               configuration: latency=0
          *-storage
               description: SATA controller
               product: FCH SATA Controller [AHCI mode]
               vendor: Advanced Micro Devices, Inc. [AMD]
               physical id: 0.2
               bus info: pci@0000:44:00.2
               version: 51
               width: 32 bits
               clock: 33MHz
               capabilities: storage pm pciexpress msi ahci_1.0 bus_mastercap_list
               configuration: driver=ahci latency=0
               resources: irq:56 memory:ed500000-ed500fff

There is currently acard in the slot
I have no issues with my GPU

Any assistants welcomed,

Cheers,

hairy.