Choosing a motherboard and GPU for a 5950X

I'm building a PC for productivity purposes such as video editing (DaVinci Resolve), Virtual Machines and coding. I need some help choosing the motherboard and graphics card. I'm also considering an extra GPU for a VM but I'm thinking it might be unnecessary.

Motherboard

This is what I'm thinking of:

  • Three PCI-E X16 slots
  • Three or more M.2 slots with PCI-E Gen 4
  • WiFi and Bluetooth
  • Decent Rear I/O - multiple fast USB ports (10 Gbps) and at least one Type-C port
  • No heatsink fan if possible

Budget: ~ $450 (ideally less)

Maybe I'm asking for too much here and maybe I don't need all of these specs however I'd like some future proofing. The MSI MPG X570S EDGE MAX WIFI motherboard seems suitable however there doesn't appear to be enough PCI-E bandwidth for two GPUs? I also like the ASUS ROG STRIX X570-E GAMING WIFI II motherboard but it only has two M.2 slots.

There is currently a $90 difference between the two boards. The ASUS is 5000 series ready so I assume no BIOS update required.

Graphics card

I need some recommendations. At a minimum, it needs to support two 4K monitors (three would be ideal) and 4K video editing.

Budget: $800

Recommendations on other parts would be appreciated. I have already purchased the 5950x, a Corsair RM850x and 3200MHz C16 32GB RAM.

Comments

  • +4

    Based on your I/O needs, it sounds like you'll need a workstation class (e.g. 5995WX) platform.

    The 5950X only has 40 PCIe lanes, 24 directly from the CPU, and 16 via the chipset.

    You're looking for 3 x 16 lanes + 3 x 4 lanes = 60 lanes, so significantly more than what the platform can offer.

    The boards that you've linked (and others that could exist) will be using PCH chips to split out the PCIe lanes, but be aware of the limitations that has for the sort of professional applications you're doing. Even then, I don't think there are any boards that would be offering up to 60 PCIe lanes in total.

    The futureproofing comment also doesn't make any sense either. You're already buying into a product that is out-of-date, and when comes the time that you realistically need that sort of I/O, the 5950X will already be many generations behind. You're better off getting a 7900X, which is a similar price to the 5950X, it'll have similar performance (despite the core deficit), and you'll have features such as DDR5, PCIe Gen 5…etc. which will ease the need for lanes (as you can get the same throughput with less lanes) and you'll have a platform that is (hopefully) supported for generations to come.

    Sinking $500 into a motherboard for a dead platform sounds ludicrous to me.

    EDIT: Only read now that you already bought the 5950X, in which case, I would suggest buying the cheapest motherboard available. When it comes time that you need more I/O, you realistically should be upgrading the platform at that point in time.

    • This, a thousand times this. Only way to get that many PCIe lanes is with threadripper.

      OP, get a cheap board, maybe spring for one that has dual PCI-e 16x slots. You're only spending $800 on a GPU, when you need more grunt just upgrade to a 3090.

      • +1

        …. when you need more grunt just upgrade to a 3090.

        that would be day 1 with 3x 4k screens video editing

    • Thank you for the detailed comment.

      You're looking for 3 x 16 lanes + 3 x 4 lanes = 60 lanes, so significantly more than what the platform can offer.

      I was thinking of two GPUs (dual x8) and a capture card (x4) which is 20 lanes in use. I'm beginning to think that the extra GPU will be too costly for the value it will bring.

      Sinking $500 into a motherboard for a dead platform sounds ludicrous to me.

      It's the choice between tried and true AM4 or higher initial cost and potential issues AM5. I got a good deal on the CPU so I'm sticking with AM4.

      @p1 ama I really appreciate your feedback. Is there any particular AM4 motherboard that you can recommend?

  • The MSI MEG X570 UNIFY for $350 is one you want: https://www.msi.com/Motherboard/MEG-X570-UNIFY/

    Meets all your requirements (except the chipset fan) and has beefy VRM's

    Check the review here: https://www.youtube.com/watch?v=kxJ8rB5DiUE

    • Yeah, just a little concerned the chipset fan may fail. What are your thoughts on spending more for the ASUS I linked? It has a lot more 10 Gbps USB ports, a fanless design and seems better quality overall. Only two M.2 slots but I could get an expansion card if I need more?

    • I've got this one:
      www.amazon.com/Asus-Prime-X570-P-Ryzen-Motherboard/dp/B07SW9…

      Will it be able to handle the 5950x?

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