RE: Yes...another Video card question...
Have you tried www.systemrequirementslab.com
Pretty need tool,to see if your computer will run games.Tells what you have in your PC,and then tells your weakness,passed or failed.It doesn't tell what watts of P/S you need.My PC P/S is 700W.
Core 2 Duo E6600.I have the Nvidia GF 7600GS 256MB PCI-E x16.I was not going to expect a lot.Suprise!FPS up to 70FPS FS9.FSX sliders med.and higher on some reading setting,getting 30-50FPS,sometimes lower.
7600GS is a Keeper for awhile,DX10 GPU $$$$$$$ Too much now,but a kick butt Card.Noell as said that the Processor is a big part of flight Sims,then memory,GPU, P/S.He was right,what a Difference,living proof for me.Check out some of my post if I don't but you to sleep.good luck.
Gateway FX510S Core 2 Duo E6600 2.40GHz 4MB XPMCE
GPU BFG 8800GT OC 512MB
Notebook HP AMD turion 64x2 1.6 GHz 2MB Vista