Comparison of AMD Radeon HD 7670 2 GB and Radeon HD 7730M

Attribute	Radeon HD 7730M ×	AMD Radeon HD 7670 2 GB ×
GPU
Release year (year)	2012	2012
Reference card	-	AMD Radeon HD 7670 OEM 800 MHz 512 MB
GPU brand	AMD	AMD
GPU name	Chelsea	Turks XT
Market	Laptop	Desktop
Clock speed (MHz)	575	800
Turbo clock speed (MHz)	675	-
Is dual GPU	-	-
Model	Radeon HD 7730M	AMD Radeon HD 7670 2 GB
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	28.8	25.6
Memory bus (bit)	128	128
Memory type	DDR3	GDDR3
Memory clock speed (MHz)	900	800
Effective memory clock speed (MHz)	1,800	1,600
Noise and power
TDP (W)	25	66
Raw performance
Pixel rate (GPixel/s)	10.8	6.4
Render output processors	16	8
Texture mapping units	32	24
Shading units	512	480
Floating-point performance (GFLOPS)	691	768
Compute units	8	6
Texture rate (GTexel/s)	21.6	19.2
Benchmarks
Battlefield 3	10	-
T-Rex (Compubench 1.5) (frames/s)	-	0.46
PassMark	-	1,101
PassMark Direct Compute	-	510
Face detection (mPixels/s)	15.24	7.27
T-Rex (GFXBench 3.0)	3365.76	3357.56
Manhattan (GFXBench 3.0)	3517.84	3259.53
Bitcoin mining (mHash/s)	69.76	71.83
Sky Diver Factor	114.28	89.13
Fire Strike Factor	14.28	-
Ocean surface simulation (frames/s)	289.17	-