Comparison of AMD Radeon HD 7970 GHz Edition and GeForce GTX 970

Attribute	AMD Radeon HD 7970 GHz Edition ×	GeForce GTX 970 ×
GPU
Release year (year)	2012	2014
Reference card	AMD Radeon HD 7970 925 MHz 3 GB	-
GPU brand	AMD	Nvidia
GPU name	Tahiti XT2	GM204
Market	Desktop	Desktop
Clock speed (MHz)	1,000	1,050
Turbo clock speed (MHz)	1,050	1,178
Is dual GPU	-	-
Model	AMD Radeon HD 7970 GHz Edition	GeForce GTX 970
Memory
Memory (MB)	3,072	4,096
Memory bandwidth (GB/s)	288	224.4
Memory bus (bit)	384	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,753
Effective memory clock speed (MHz)	6,000	7,012
Noise and power
TDP (W)	300	148
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)	33.6	58.8
Render output processors	32	56
Texture mapping units	128	104
Shading units	2,048	1,664
Floating-point performance (GFLOPS)	4,301	3,494
Compute units	32	-
Texture rate (GTexel/s)	134.4	109.2
Benchmarks
Crysis 3	28.3	-
Bioshock Infinite	78	-
Unigine: Heaven 4.0	-	60
Face detection (mPixels/s)	94.02	105.04
T-Rex (GFXBench 3.0)	2798.85	3358.38
Manhattan (GFXBench 3.0)	2984.22	3715.92
Bitcoin mining (mHash/s)	487.62	212.39
Sky Diver Factor	380.04	428.4
Thief	-	75
Fire Strike Factor	62.9	72.7