My english is bad.
ASUS Z77-A
Intel Core i5-3550
Gigabyte Gaming RX 570 4GB
10GB DDR3@1333
Xilence XP500R7 (500Watt)
The only problem that i've had with this setup was asus anti-surge trigger.
I disabled it and no more problems, no crashing, no freezing, no random reboots. Gaming 5-6hours...