200-watt power supply marginal for a graphics card; Dell OptiPlex 3090 Small Form Factor Specs. ... Dell's OptiPlex 3000 series of desktop PCs is aimed at businesses with modest computing needs.

I would like to add a graphics card to my computer. Dell optiplex 7020 The card is a GC-N610sl-2GL The card recommends the system have a 300 watt power supply. The system currently has a 225 watt ...