What can I expect from this build? Will i be able to play skyrim and new Vegas on ultra with lots of mods?

[Cookiemonster1994]

I plan on buying this build I know I have not included windows 8.1 any feed back would be much appreciated. This will be my first build as I am new to PC gaming. Open to help as it would be much appreciated! http://uk.pcpartpicker.com/parts/partlist/

 

[plaintuts]

2 r9 280x will draw 740watts with a 8350
Get atleast 850watts psu

The asrock extreme 3 is ok if you dont plan to overclock, else get gigabyte ud7 or asus sabbertooth 990fx

As for skyrim, straight up murder that game