Paul, on a system like that, your PC would literally explode if you were to even think about installing FSX. :P
Tee-Hee...!
..just an example of the daft questions which get posted on the FSX Forum.... daily...

...!
(a) Posers, who know full well that their system will inadequately cope with the demands of FSX...and just want to show-off with their highly superior machines, and put us all to shame....

...!
(b) The rest, who know perfectly well that it wont, and should be concentrating either on FS 2004...
...or...
..filling in their Microsoft Spread Sheets....

...!
Paul...aka...Little Joe...

...!
Win 8.1 64-bit. DX11. Advent Tower. Intel i7-3770 3.9 GHz 8-core. 8 GB System RAM. AMD Radeon HD 7700 1GB RAM. DVD ROM. 2 Terra Byte SATA Hard Drive. Philips 17" LCD Monitor. Saitek Cyborg X Fly-5 Joystick. ...and a Briggs and Stratton Petrol Lawn Mower.