Comparison of Radeon HD 8870M and GeForce GTX 650 Ti Boost

Attribute	GeForce GTX 650 Ti Boost ×	Radeon HD 8870M ×
GPU
Release year (year)	2013	2013
Reference card	Nvidia GeForce GTX 650 Ti Boost 980 MHz 2 GB	-
GPU brand	Nvidia	AMD
GPU name	GK106	Venus
Market	Desktop	Laptop
Clock speed (MHz)	1,006	725
Turbo clock speed (MHz)	1,072	775
Is dual GPU	-	-
Model	GeForce GTX 650 Ti Boost	Radeon HD 8870M
Memory
Memory (MB)	2,048	2,048
Memory bandwidth (GB/s)	146.6	72
Memory bus (bit)	192	128
Memory type	GDDR5	GDDR5
Memory clock speed (MHz)	1,527	1,125
Effective memory clock speed (MHz)	6,108	4,500
Noise and power
TDP (W)	134	-
Load power consumption (W)	289	-
Idle power consumption (W)	110	-
Load noise level (dB)	47.4	-
Idle noise level (dB)	40.8	-
Raw performance
Pixel rate (GPixel/s)	16.1	12.4
SMX units	4	-
Render output processors	24	16
Texture mapping units	64	40
Shading units	768	640
Floating-point performance (GFLOPS)	1,545	992
Compute units	-	10
Texture rate (GTexel/s)	64.4	31
Benchmarks
FarCry 3	35	-
Crysis 3	47	-
Bioshock Infinite	-	19.3
Battlefield 4	-	65.95
Face detection (mPixels/s)	25.21	24.1
T-Rex (GFXBench 3.0)	3360.2	2077.4
Manhattan (GFXBench 3.0)	3718.5	3714.76
Bitcoin mining (mHash/s)	55.1	106.85
Sky Diver Factor	251.51	158.45
Fire Strike Factor	39.39	16.52