Comparison of GeForce GTX TITAN and GeForce GTX 780M Mac

Attribute	GeForce GTX TITAN ×	GeForce GTX 780M Mac ×
GPU
Release year (year)	2013	2013
GPU brand	Nvidia	Nvidia
GPU name	GK110	GK104
Market	Desktop	Laptop
Clock speed (MHz)	836	771
Turbo clock speed (MHz)	876	797
Is dual GPU	-	-
Model	GeForce GTX TITAN	GeForce GTX 780M Mac
Memory
Memory (MB)	6,144	4,096
Memory bandwidth (GB/s)	288.4	160
Memory bus (bit)	384	256
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,502	1,250
Effective memory clock speed (MHz)	6,008	5,000
Noise and power
TDP (W)	250	122
Load power consumption (W)	429	-
Idle power consumption (W)	111	-
Load noise level (dB)	51	-
Idle noise level (dB)	37.8	-
Raw performance
Pixel rate (GPixel/s)	46.8	24.67
SMX units	14	-
Render output processors	48	32
Texture mapping units	224	128
Shading units	2,688	1,536
Floating-point performance (GFLOPS)	4,494	2,368
Texture rate (GTexel/s)	187.3	98.7
Benchmarks
Particle simulation (mInteraction/s)	-	248.7
T-Rex (Compubench 1.5) (frames/s)	-	3.26
Video composition (frames/s)	-	39.78
Crysis 3	70	-
Bioshock Infinite	140	-
Cloud Gate Factor	22.82	-
Face detection (mPixels/s)	66.04	30.69
Bitcoin mining (mHash/s)	253.47	126.58
Sky Diver Factor	438.4	-
Fire Strike Factor	75.41	-
Ocean surface simulation (frames/s)	1844.01	1002.2