|The processor is one of the best for gaming right now.|
You might need to look at the games you wish to play. They may or may not need special gpu features.
Ram and more of it and the faster is better rule in my book.
The hard drive is the slowest part, might also look at simple raid with fast data. Dunno if solid state drives are as fast as claimed.
Might look at loading games up on ram disks. That is a way to use ram as hard drive. One of the fastest ways to use data.
See also tips and tricks to speed up game systems. Reduce any and all but game.
"Best Practices", Event viewer, host file, perfmon, antivirus, anti-spyware, Live CD's, backups, Make an autorun.inf folder on all usb drives.