rendering a simple cube
We are going to need some more information, your OS, GPU, driver version, etc. At this point it looks like you could be having problems with any number of things. One thing that helps is that you put your system information in your signature. It makes it easier to figure out what is going wrong.
Linux Mint 21.3 x64 | Nvidia GTX 980 4GB (displays) RTX 2070 8GB| Intel I7 5820K 3.8 Ghz | 32Gb Memory | Nvidia Driver 535.171