Phenom 2 x4 965.
$85.
http://www.amazon.com/AMD-Phenom-3-4Ghz-...enom+2+965
Up to you.
Beats all of the FX processors in dolphin.
However, if you MUST have the FX series then get the 4170.
It can't overclock past 5 GHz and even at that it would only be a bit faster than the Phenom 2 X4 965 @ 4 Ghz, while consuming much more power.
http://www.amazon.com/AMD-FX-4170-Quad-C...471&sr=1-2
$85.
http://www.amazon.com/AMD-Phenom-3-4Ghz-...enom+2+965
Up to you.
Beats all of the FX processors in dolphin.
However, if you MUST have the FX series then get the 4170.
It can't overclock past 5 GHz and even at that it would only be a bit faster than the Phenom 2 X4 965 @ 4 Ghz, while consuming much more power.
http://www.amazon.com/AMD-FX-4170-Quad-C...471&sr=1-2