GeForce 920M and Radeon HD 6680G2 - video card comparison
GeForce 920M
Radeon HD 6680G2
Architecture
Kepler (2012−2018)
Terascale 2 (2009−2015)
GPU code name
N16V-GM-S
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Market segment
Laptop
Laptop
Release date
January 2015
June 2011
Bus support
PCI Express 3.0
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Interface
PCIe 3.0 x8
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Core clock speed
954 MHz
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Floating-point performance
297.6 gflops
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Manufacturing process technology
28 nm
40 nm
Number of transistors
915 million
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Pipelines / CUDA cores
384
800
Power consumption (TDP)
33 Watt
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Texture fill rate
30.53
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Memory type
DDR3
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Maximum RAM amount
4 GB
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Memory bus width
64 Bit
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Memory clock speed
1800 MHz
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Memory bandwidth
14.4 GB/s
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Shared memory
-
-
Display Connectors
No outputs
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DirectX
12 (11_0)
11
CUDA
+
-
OpenCL
1.2
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OpenGL
4.5
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Shader Model
5.1
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Vulkan
1.1.126
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GameWorks
+
-
GPU Boost
2.0
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Optimus
+
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