Radeon HD 7640G and Radeon HD 8280 - video card comparison
Passmark - benchmark score Radeon HD 7640G vs Radeon HD 8280
Radeon HD 7640G
473
Radeon HD 8280
268
Radeon HD 7640G
Radeon HD 8280
Architecture
Terascale 3 (2010−2013)
GCN (2011−2017)
GPU code name
Trinity
Temash
Market segment
Laptop
Laptop
Release date
May 2012
May 2013
Interface
IGP
IGP
Boost clock speed
686 MHz
-
Core clock speed
497 MHz
450 MHz
Manufacturing process technology
32 nm
28 nm
Number of transistors
1,303 million
1,178 million
Pipelines / CUDA cores
256
128
Power consumption (TDP)
35 Watt
15 Watt
Texture fill rate
10.96
3.600
Memory type
System Shared
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
System Shared
Memory clock speed
System Shared
System Shared
Shared memory
+
+
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (12_0)
OpenCL
1.2
2.0
OpenGL
4.4
4.6
Shader Model
5.0
6.3
Vulkan
N/A
1.2.131