Official roadmap has been posted. And official performance numbers too.
5870 is 50% faster than the GTX285 on average, and on par with the GTX295.
September - Cypress, 5850 and 5870, at $250 - $350
Q4 '09 - Hemlock (5870 X2) at $400-$500; Juniper (midrange, think 56xx) at $150 to $200
Q1 '10 - Redwood and Cedar, think 53xx or 54xx, sub-$100







