Some examples of the power ratings they use for receivers.
Marantz,$1250. Their rating 110watts.[http://us.marantz.com/Products/2980.asp]
Tested [http://hometheatermag.com/receivers/marantz_sr6004_av_receiver/index4.html]Pioneer Elite.$2200,140watts.Tested About 107 watts.[http://hometheatermag.com/receivers/pioneer_elite_sc-27_av_receiver/index4.html]Denon $3000,140 watts.[http://usa.denon.com/us/product/pages/Product-Detail.aspx?Catid=3d9614d1-8000-4106-ab91-8192242cab83&SubId=40b5820d-83c2-4e93-9909-60aae60e0bdd&ProductId=14c37b13-44c8-4d7b-9b5d-5316e646e7b7]Tested 31 watts![http://hometheatermag.com/receivers/denon_avr-4810ci_av_receiver/index4.html]Sherwood,only$450,Sounds like 110 watts,Tested,5 watts![http://hometheatermag.com/receivers/sherwood_rd-7503_av_receiver/index3.html]Replace high end? Its getting more common.