Comparison of AMD Radeon HD 7570 and AMD Radeon HD 7670 2 GB

Attribute	AMD Radeon HD 7670 2 GB ×	AMD Radeon HD 7570 ×
GPU
Release year (year)	2012	2012
Reference card	AMD Radeon HD 7670 OEM 800 MHz 512 MB	AMD Radeon HD 7570 650 MHz 1 GB
GPU brand	AMD	AMD
GPU name	Turks XT	Turks PRO
Market	Desktop	Desktop
Clock speed (MHz)	800	650
Is dual GPU	-	-
Model	AMD Radeon HD 7670 2 GB	AMD Radeon HD 7570
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	25.6	16
Memory bus (bit)	128	128
Memory type	GDDR3	GDDR3
Memory clock speed (MHz)	800	500
Effective memory clock speed (MHz)	1,600	1,000
Noise and power
TDP (W)	66	60
Raw performance
Pixel rate (GPixel/s)	6.4	5.2
Render output processors	8	8
Texture mapping units	24	24
Shading units	480	480
Floating-point performance (GFLOPS)	768	624
Compute units	6	6
Texture rate (GTexel/s)	19.2	15.6
Benchmarks
T-Rex (Compubench 1.5) (frames/s)	0.46	-
PassMark	1,101	-
PassMark Direct Compute	510	-
Cloud Gate Factor	-	9.42
Face detection (mPixels/s)	7.27	4.94
T-Rex (GFXBench 3.0)	3357.56	3357.44
Manhattan (GFXBench 3.0)	3259.53	2666.58
Bitcoin mining (mHash/s)	71.83	56.39
Sky Diver Factor	89.13	76.25
Fire Strike Factor	-	9.14
Ocean surface simulation (frames/s)	-	260.56