Honestly, I'd stay clear of them. They'll work, but they're definitely known for high voltage ripple, and I've seen a few too many threads involving systems with long-term problems on their account. A budget is a budget, but if your system deserves a 5850, it deserves a decent PSU as well.
__________________ i7 2600K | ASUS Maximus IV GENE-Z | GTX Titan | Corsair DDR3-2133
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