Comparison of Radeon R9 285 and Radeon RX 570

Attribute	Radeon RX 570 ×	Radeon R9 285 ×
GPU
Release year (year)	2017	2014
Reference card	-	AMD Radeon R9 285 918 MHz 2 GB
GPU brand	AMD	AMD
GPU name	Polaris 20	Tonga
Market	-	Desktop
Clock speed (MHz)	1,168	918
Turbo clock speed (MHz)	1,244	1,000
Is dual GPU	-	-
Model	Radeon RX 570	Radeon R9 285
Memory
Memory (MB)	4,096	2,048
Memory bandwidth (GB/s)	224	176
Memory bus (bit)	256	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,750	1,375
Effective memory clock speed (MHz)	7,000	5,500
Noise and power
TDP (W)	120	190
Raw performance
Pixel rate (GPixel/s)	39.81	29.38
Render output processors	32	32
Texture mapping units	128	112
Shading units	2,048	1,792
Floating-point performance (GFLOPS)	5,095	3,290
Compute units	32	28
Texture rate (GTexel/s)	159.2	102.8
Benchmarks
FarCry 3	-	35
Cloud Gate Factor	19.49	-
Face detection (mPixels/s)	110.82	72.8
T-Rex (GFXBench 3.0)	3352.16	3355.84
Manhattan (GFXBench 3.0)	3711.04	3715.04
Bitcoin mining (mHash/s)	634.9	391.4
Sky Diver Factor	387.27	344.37
Fire Strike Factor	70.44	50.84
Ocean surface simulation (frames/s)	1339.53	1474.63