Comparison of Mobility Radeon HD 5870 and AMD FirePro M4000

Attribute	Mobility Radeon HD 5870 ×	AMD FirePro M4000 ×
GPU
Release year (year)	2010	2012
GPU brand	ATI	AMD
GPU name	Broadway	Chelsea
Market	Laptop	Laptop
Clock speed (MHz)	700	675
Is dual GPU	-	-
Model	Mobility Radeon HD 5870	AMD FirePro M4000
Memory
Memory (MB)	1,024	1,024
Memory bandwidth (GB/s)	64	64
Memory bus (bit)	128	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,000	1,000
Effective memory clock speed (MHz)	4,000	4,000
Noise and power
TDP (W)	50	33
Raw performance
Pixel rate (GPixel/s)	11.2	10.8
Render output processors	16	16
Texture mapping units	40	32
Shading units	800	512
Floating-point performance (GFLOPS)	1,120	691
Compute units	10	8
Texture rate (GTexel/s)	28	21.6
Benchmarks
Battlefield 3	-	14.2
Particle simulation (mInteraction/s)	-	185.27
Bioshock Infinite	-	13
Cloud Gate Factor	11.22	-
Face detection (mPixels/s)	8.23	15.66
T-Rex (GFXBench 3.0)	3355.24	3357.84
Manhattan (GFXBench 3.0)	3719.68	3539.52
Bitcoin mining (mHash/s)	98.61	79.3
Sky Diver Factor	118.32	-
Fire Strike Factor	13.24	-
Ocean surface simulation (frames/s)	585.97	424.37