If you have those GPUs already use them. If you are looking into buying them, check out Paperspace or Colab first. Think about the fact, that you will probably

If you have those GPUs already use them. If you are looking into buying them, check out Paperspace or Colab first. Think about the fact, that you will probably not use your own cards the whole time and with Paperspace you only pay for your usage (and some fixed amount for disk usage I think) and Colab is even cheaper in that regard.