Comparison of GeForce GTX 780 and Radeon R9 270 1024SP

Attribute	GeForce GTX 780 ×	Radeon R9 270 1024SP ×
GPU
Release year (year)	2013	2015
Reference card	-	AMD Radeon R9 270 1024SP 900 MHz 2 GB
GPU brand	Nvidia	AMD
GPU name	GK110	Pitcairn
Market	Desktop	Desktop
Clock speed (MHz)	863	900
Turbo clock speed (MHz)	902	930
Is dual GPU	-	-
Model	GeForce GTX 780	Radeon R9 270 1024SP
Memory
Memory (MB)	3,072	2,048
Memory bandwidth (GB/s)	288.4	153.6
Memory bus (bit)	384	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,502	1,200
Effective memory clock speed (MHz)	6,008	4,800
Noise and power
TDP (W)	250	150
Load power consumption (W)	250	-
Idle power consumption (W)	62	-
Load noise level (dB)	48.1	-
Idle noise level (dB)	38	-
Raw performance
Pixel rate (GPixel/s)	41.4	29.76
SMX units	13	-
Render output processors	48	32
Texture mapping units	192	64
Shading units	2,304	1,024
Floating-point performance (GFLOPS)	3,977	1,905
Compute units	-	16
Texture rate (GTexel/s)	165.7	59.5
Benchmarks
FarCry 3	46	-
Particle simulation (mInteraction/s)	966.29	340.91
T-Rex (Compubench 1.5) (frames/s)	5.49	4.36
Video composition (frames/s)	91.16	80.7
Battlefield 4	74	-
Face detection (mPixels/s)	57.69	57.24
Bitcoin mining (mHash/s)	255.31	251.26
Ocean surface simulation (frames/s)	1928.62	1298.8