Dell OptiPlex 7040 SFF – Specs and upgrade options
Dell Optiplex 7040 small form factor teardown and system overview - YouTube
This is my Dell Optiplex 7040 sff sleeper/stream pc that matches my pc at work, except mine has a i7 6700, 32gb of ram, 1050ti (w/dvi port cut off) 500gb m.2 NVME