Benchmark Reviews posted a review on the Antec TruePower Quattro 850W Modular PSU TPQ-850
A quote from the article:
Antec TruePower Quattro 850W Modular PSU TPQ-850 Review
Last year the Antec TP3-650 TruePower Trio was still making waves in the market, offering 650W of power for an unbeatable price. This year, Antec has returned with a newly designed and very improved power supply unit: the TruePower Quattro. Available to gamers and hardware enthusiasts in need of either 850 or 1000 watts of power output, the new TPQ-850 and TPQ-1000 are poised to energize even the most power-hungry system. Benchmark Reviews has tested the AC voltage ripple and DC power regulation of many top-end power supplies over the past months, and now it's time to see how the Antec TruePower Quattro 850W PSU TPQ-850 compares to the field of competition in this hardware review.
Antec TruePower Quattro 850W Modular PSU TPQ-850 Review