GeForce 820M and Radeon HD 8650G + HD 8570M Dual Graphics - video card comparison
GeForce 820M
Radeon HD 8650G + HD 8570M Dual Graphics
Architecture
Fermi (2010−2014)
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GPU code name
N15V-GM
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Market segment
Laptop
Laptop
Release date
January 2014
August 2013
Bus support
PCI Express 2.0
-
Interface
PCIe 2.0 x16
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Core clock speed
775 MHz
720 / 650 MHz
Floating-point performance
240.0 gflops
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Manufacturing process technology
28 nm
28 nm
Number of transistors
585 million
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Pipelines / CUDA cores
96
768
Power consumption (TDP)
15 Watt
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Texture fill rate
10.00
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Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
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Memory bus width
64 Bit
64 Bit
Memory clock speed
1800 MHz
1800 - 2000 MHz
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
1.1
-
OpenGL
4.5
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Shader Model
5.1
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Vulkan
N/A
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GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
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