Mobility Radeon HD 4850 and Radeon HD 8450G + Radeon HD 8570M Dual Graphics - video card comparison
Mobility Radeon HD 4850
Radeon HD 8450G + Radeon HD 8570M Dual Graphics
Architecture
Terascale 1 (2008−2010)
Terascale 3 / GCN (2012)
GPU code name
M98
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Market segment
Laptop
Laptop
Release date
January 2009
March 2012
Interface
PCIe 2.0 x16
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Core clock speed
500 MHz
720 / 650 MHz
Floating-point performance
800.0 gflops
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Manufacturing process technology
55 nm
40 nm
Number of transistors
956 million
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Pipelines / CUDA cores
800
576
Texture fill rate
20.00
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Memory type
GDDR3
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Maximum RAM amount
1 GB
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Memory bus width
256 Bit
64 Bit
Memory clock speed
850 MHz
1800 MHz
Memory bandwidth
54.4 GB/s
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Shared memory
-
+
Display Connectors
No outputs
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DirectX
10.1 (10_1)
11
OpenCL
1.1
-
OpenGL
3.3
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Shader Model
4.1
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Vulkan
N/A
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