An ANTEC Solo with a PSU placed at the bottom of the case would be perfect. It's too bad that the PSU intake airflow has to be hot air.

PS : I consider P18x cases like monsters, way too big for me.

I own an ANTEC SOLO case and I'm very happy with it. Nevertheless, I can see a big improvement with this Coolermaster versus the Solo : no need to remove the CPU cooler if you want to change the PSU ! With the Solo, you cannot extract the PSU without removing the CPU cooler :-( But it's the only bad...

Here is all I can tell you : I have the following components : E6300@stock (1.8GHz) + AC Freezer 7 pro motherboard Gigabyte 965P DS3 passively cooled graphic card (old ATI X550) ANTEC SOLO case Fortron Zen 350W With NO fan running in the case (just the fan of the PSU+the fan of the AC), the AC's fan...