Comparison of GeForce GTX 870M and AMD Radeon HD

Attribute	AMD Radeon HD - FirePro D500 Compute Engine ×	GeForce GTX 870M ×
GPU
Release year (year)	2014	2014
GPU brand	AMD	Nvidia
GPU name	Tahiti	GK104
Market	-	Laptop
Clock speed (MHz)	725	941
Turbo clock speed (MHz)	-	967
Is dual GPU	-	-
Model	AMD Radeon HD - FirePro D500 Compute Engine	GeForce GTX 870M
Memory
Memory (MB)	3,072	3,072
Memory bandwidth (GB/s)	243.8	120
Memory bus (bit)	384	192
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,270	1,250
Effective memory clock speed (MHz)	5,080	5,000
Noise and power
TDP (W)	274	100
Raw performance
Pixel rate (GPixel/s)	23.2	26.35
Render output processors	32	24
Texture mapping units	96	112
Shading units	1,536	1,344
Floating-point performance (GFLOPS)	2,227	2,529
Compute units	24	-
Texture rate (GTexel/s)	69.6	105.4
Benchmarks
Particle simulation (mInteraction/s)	423.04	-
T-Rex (Compubench 1.5) (frames/s)	4.57	-
Video composition (frames/s)	70.94	-
Battlefield 4	-	36.6
Face detection (mPixels/s)	47.2	34.84
T-Rex (GFXBench 3.0)	3349.52	3360.2
Manhattan (GFXBench 3.0)	3632.24	3717.8
Bitcoin mining (mHash/s)	259.37	81.75
Sky Diver Factor	-	295.59
Thief	-	31.9
Fire Strike Factor	-	35.66
Ocean surface simulation (frames/s)	1045.53	-