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Ryzen 3000 series build / Struggling with PCI-e lanes

Ryzen 3000 series build / Struggling with PCI-e lanes

Hi all   Like many here (I assume), I am planning on a Ryzen 3000 series build in the next couple of months, to replace my existing setup.  This brings with it some choices around chipsets, pci-e lanes, etc.  My current setup is:   Node 804 (limited to Micro ATX or smaller) i7-2600k Supermirco Micro ATX  Broadcom 9207-8i 8 port HBA (PCI-e 3.0 8x) TBS dual DVB tuner (PCI-e 2.0 1x)   Switching to Ryzen has certain limitations: Lack o
@fr05ty I suppose if I'm reading right my Group, that I could probably passthru USB controller in group 9?   Bus 1 --> 0000:06:00.1 (IOMMU group 16) Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 2 --> 0000:06:00.1 (IOMMU group 16) Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 3 --> 0000:06:00.3 (IOMMU group 16) Bus 003 Device 003: ID 0781:5571 SanDisk Corp. Cruzer Fit Bus 003 Device 002: ID 0bda:5411 Realtek Semiconductor Corp. Bus 0