This PSU was a really good one back then. I've used it to power other recent systems so I'm not too worried. As long as what I'm running is relatively low powered I'm not too worried about using it. I may upgrade it, but only if it's actually causing problems.
As for the A8-6600K I think I'll...
1) What will you be doing with this PC? Gaming? Photoshop? Web browsing? etc
Plex, backup, and fileserver
2) What's your budget? Are tax and shipping included?
<$200 prefered, $250 Max. Taxes and shipping included.
3) Which country do you live in? If the U.S, please tell us the state...