AMD RX 480 & RX 470 - Hashing Performance for Ethereum

A statistical analysis of the performance of the new AMD RX 480 (R9 480?) and RX 470 (R9 470) video cards. Please Submit your individual card performance metric.

Performance Estimates:

Card	Average MH/S	Confidence Interval (3σ)	Sample Size	Power Usage (W/MH)
RX 480	23.7	+/-4.9	7	6.3
RX 470	-	-	0	-

RX 470 is not being released on 6/29/2016 therefore we have no data for this unit!