Comparison of AMD Radeon HD 7970 GHz Edition and GeForce GTX 780 Ti

Attribute	AMD Radeon HD 7970 GHz Edition ×	GeForce GTX 780 Ti ×
GPU
Release year (year)	2012	2013
Reference card	AMD Radeon HD 7970 925 MHz 3 GB	-
GPU brand	AMD	Nvidia
GPU name	Tahiti XT2	GK110B
Market	Desktop	Desktop
Clock speed (MHz)	1,000	875
Turbo clock speed (MHz)	1,050	1,020
Is dual GPU	-	-
Model	AMD Radeon HD 7970 GHz Edition	GeForce GTX 780 Ti
Memory
Memory (MB)	3,072	3,072
Memory bandwidth (GB/s)	288	336
Memory bus (bit)	384	384
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,752
Effective memory clock speed (MHz)	6,000	7,000
Noise and power
TDP (W)	300	250
Load power consumption (W)	360	372
Idle power consumption (W)	112	80
Load noise level (dB)	53.1	51.7
Idle noise level (dB)	40.2	38.6
Raw performance
Pixel rate (GPixel/s)	33.6	52.5
SMX units	-	15
Render output processors	32	48
Texture mapping units	128	240
Shading units	2,048	2,880
Floating-point performance (GFLOPS)	4,301	5,040
Compute units	32	-
Texture rate (GTexel/s)	134.4	210
Benchmarks
Crysis 3	28.3	-
Bioshock Infinite	78	-
Battlefield 4	-	85.4
Face detection (mPixels/s)	94.02	75.43
^1↑T-Rex (GFXBench 3.0)	2798.85	3358.32
Manhattan (GFXBench 3.0)	2984.22	3713.92
Bitcoin mining (mHash/s)	487.62	182.11
Sky Diver Factor	380.04	430.39
Thief	-	76.8
Fire Strike Factor	62.9	74.6