Optiplex 7050 MT Midi Tower 4GB Graphics Cards

under warranty and info from Dell Customer Service via email ( i do not work for dell )

4GB Radeon RX550 GDDR5 currently running im my 7050 MT

4GB GeForce GT730 GDDR5 This model is Fanless

Radeon is better Specs of the 2

...

without using power adapters of sata power and only using PSU power supply of 240 watt

Please feel free to let me know of any also compatible or if this helps