Recent changes to NVIDIA's EULA prohibits datacenter deployment of their consumer grade GeForce GPUs apart from those used for blockchain processing. This being seen as a move to curb deployment of cost-effective GeForce GPUs for half-precision Deep Neural Network processing.
https://www.notebookcheck.net/Consumer-NVIDIA-GPUs-cannot-be-used-in-datacenters-henceforth.275834.0.html