I am currently looking to upgrade my my receiver. I currently have the Onkyo 747. I am looking for opions if this is a good upgrade? Here are some of the 747 specs..

90 W/ch, continuous at 8 ohms 20Hz-20kHz, 0.08% THD
Surround mode: 80 W/ch (front L/R/center), 40 W/ch (surround L/R)
Dolby Digital (AC-3), Lucasfilm Cinema Re-EQ and Timbre Match