Comparison of Radeon R9 390X and NVIDIA GRID K520 (July, 2013)

Attribute	Radeon R9 390X ×	NVIDIA GRID K520 (July, 2013) ×
GPU
Release year (year)	2015	2013
GPU brand	AMD	Nvidia
GPU name	Grenada	GK104
Market	Desktop	-
Clock speed (MHz)	1,050	797
Is dual GPU	-	+
Model	Radeon R9 390X	NVIDIA GRID K520 (July, 2013)
Memory
Memory (MB)	8,192	8,192
Memory bandwidth (GB/s)	-	320
Memory bus (bit)	512	512
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,500	1,250
Effective memory clock speed (MHz)	6,000	5,000
Noise and power
TDP (W)	275	225
Raw performance
Pixel rate (GPixel/s)	67.2	51
Render output processors	64	64
Texture mapping units	176	256
Shading units	2,816	3,072
Floating-point performance (GFLOPS)	5,914	4,897
Compute units	44	-
Texture rate (GTexel/s)	184.8	204
Benchmarks
Particle simulation (mInteraction/s)	-	281.88
T-Rex (Compubench 1.5) (frames/s)	-	3.24
Video composition (frames/s)	-	42.28
Cloud Gate Factor	21.17	-
Battlefield 4	89.7	-
Face detection (mPixels/s)	114.29	20.97
Bitcoin mining (mHash/s)	683.57	76.16
Sky Diver Factor	419.33	-
Thief	72.6	-
Fire Strike Factor	72.83	-
Ocean surface simulation (frames/s)	2911.86	1063.78