Comparison of AMD Radeon HD 7970 GHz Edition and Radeon RX 570

Attribute	Radeon RX 570 ×	AMD Radeon HD 7970 GHz Edition ×
GPU
Release year (year)	2017	2012
Reference card	-	AMD Radeon HD 7970 925 MHz 3 GB
GPU brand	AMD	AMD
GPU name	Polaris 20	Tahiti XT2
Market	-	Desktop
Clock speed (MHz)	1,168	1,000
Turbo clock speed (MHz)	1,244	1,050
Is dual GPU	-	-
Model	Radeon RX 570	AMD Radeon HD 7970 GHz Edition
Memory
Memory (MB)	4,096	3,072
Memory bandwidth (GB/s)	224	288
Memory bus (bit)	256	384
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,750	1,500
Effective memory clock speed (MHz)	7,000	6,000
Noise and power
TDP (W)	120	300
Load power consumption (W)	-	360
Idle power consumption (W)	-	112
Load noise level (dB)	-	53.1
Idle noise level (dB)	-	40.2
Raw performance
Pixel rate (GPixel/s)	39.81	33.6
Render output processors	32	32
Texture mapping units	128	128
Shading units	2,048	2,048
Floating-point performance (GFLOPS)	5,095	4,301
Compute units	32	32
Texture rate (GTexel/s)	159.2	134.4
Benchmarks
Crysis 3	-	28.3
Bioshock Infinite	-	78
Cloud Gate Factor	19.49	-
Face detection (mPixels/s)	110.82	94.02
T-Rex (GFXBench 3.0)	3352.16	2798.85
Manhattan (GFXBench 3.0)	3711.04	2984.22
Bitcoin mining (mHash/s)	634.9	487.62
Sky Diver Factor	387.27	380.04
Fire Strike Factor	70.44	62.9
Ocean surface simulation (frames/s)	1339.53	-