Datacenter license only counts if you're leasing out the hardware directly. It's fine to use consumer grade but you can't subdivide it or sell it to customers (for ML as an example)
Quoting: “To clarify this, we recently added a provision to our GeForce-specific EULA to discourage potential misuse of our GeForce and Titan products in demanding, large-scale enterprise environments.”
According to this article, they want to discourage but I would expect legal retaliation if FileCoin proves to be profitable. There is one area where AWS never launched: gaming servers and I suspect this could be the reason.
To avoid being sued you need a Tesla GPU, the cheapest one is $7,374