IGN: Xbox 720 Will Be Six Times as Powerful as Current Gen

[VGKing]

zarx said:

 

doubt it 

Why would they use a modified 6670 when a 7970m uses less power and is at least twice as powerful? If they want a low power chip going for a low end desktop GPU is stupid when the low power low heat mobile GPUs exist.

Model	Launch	Code name	Transistors (Million)	Memory (MiB)	Clock rate	Config core	Fillrate	Fillrate	Memory	Memory	Memory	GFLOPS	TDP3 (W)
							Pixel (GP/s)	Texture (GT/s)	Bandwidth (GB/s)	type	Bus width (bit)
Radeon HD 7950M	Q4 2011[98]	Thames Pro[79]		2048	700	1409:28:32	24.3	71.7	155	GDDR5	256	1749	50
Radeon HD 7970M	Q4 2011[98]	Thames XT[79]		2048	800	1537:36:32	28.7	87.4	172	GDDR5	256	2017	65
Radeon HD 6670	4/19/2011	Turks	716	512/1024	800	480:24:08	6.4	19.2	64	GDDR5	128	768	66
Xenos (Xbox 360)	11/22/2005	R500, C1	232	512 (shared)             10 eDRAM	500	48:16:08	4	8	22.4 (256EDRAM)	GDDR3	128	240

They're probably aiming to make a good profit at launch.