Quick update on WiFi. I have five S3s running 100% stable (no reboots) for 4 days at stock clock (daily avg 434 GH/s) on WiFi.
What WiFi antenna did you buy? I'm trying to find one on mono price that will fit.
I'm using these: http://www.amazon.com/gp/product/B00DP64JRG/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1