To the point question: two 6850's crossfire; 600W PSU sufficient to run them both?
Other Brief Computer Info:
1x Optical Drive
1x HDD
1x Z77 Motherboard
1x i5-3570K
To the point question: two 6850's crossfire; 600W PSU sufficient to run them both?
Other Brief Computer Info:
1x Optical Drive
1x HDD
1x Z77 Motherboard
1x i5-3570K
Waste not, want not.
According to reviews 6850 crossfire systems run at around 400W in full load, so yes it is enough. I hope you already own those cards though and that you not are planning to buy 6850 crossfire now.
Assuming the PSU is decent quality then the answer is yes.