Over at  DonanimHaber some gossip regarding the supposed clockspeeds of AMD's Radeon HD 7950 video card have surfaced.
The reference clock speeds of the HD 7950 will be clocked at 800 MHz, and the memory at 1250 MHz (actual), 5.00 GHz (GDDR5 effective). The HD 7950 should be a good overclocker considering the speeds it comes with. Board partners can customize the products as they please as well. Obviously unknown att this time is the number of active shader processors.
The Radeon HD 7950 is expected to be around $125 cheaper than the Radeon HD 7970, which would put it around $400 to $450. Well, it wont be much longer.