where does the 7950 even fit into this list.
R9 270X, Firestrike >5500, <225w power consumption, Renamed 7870 GHz Edition, Pitcairn XT (175w TDP for the 7870 GHz Edition)
R9 280X, Firestrike >6800, <300w power consumption, Renamed 7970, Tahiti XT (250w TDP for the 7970)
and why a 290 and a...