Radeon HD 8970M and Radeon HD 6520G + HD 7450M Dual Graphics - video card comparison
Radeon HD 8970M
Radeon HD 6520G + HD 7450M Dual Graphics
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Neptune
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Market segment
Laptop
Laptop
Release date
May 2013
February 2012
Interface
PCIe 3.0 x16
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Boost clock speed
900 MHz
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Core clock speed
850 MHz
400 / 700 MHz
Floating-point performance
2,304 gflops
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Manufacturing process technology
28 nm
40 nm
Number of transistors
2,800 million
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Pipelines / CUDA cores
1280
480
Power consumption (TDP)
100 Watt
-
Texture fill rate
72.00
-
Memory type
GDDR5
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Maximum RAM amount
4 GB
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Memory bus width
256 Bit
64 Bit
Memory clock speed
4800 MHz
1800 MHz
Memory bandwidth
153.6 GB/s
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Shared memory
-
+
Display Connectors
No outputs
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DirectX
12 (11_1)
11
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
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Vulkan
1.2.131
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