Radeon HD 7640G + HD 7670M Dual Graphics and Radeon HD 8250 - video card comparison
Radeon HD 7640G + HD 7670M Dual Graphics
Radeon HD 8250
Architecture
Terascale 3 (2010−2013)
GCN (2011−2017)
GPU code name
-
Temash
Market segment
Laptop
Laptop
Release date
May 2012
June 2013
Interface
-
IGP
Boost clock speed
-
400 MHz
Core clock speed
655 / 600 MHz
300 MHz
Manufacturing process technology
40 nm
28 nm
Number of transistors
-
1,178 million
Pipelines / CUDA cores
736
128
Power consumption (TDP)
-
8 Watt
Texture fill rate
-
3.200
Memory type
-
System Shared
Maximum RAM amount
-
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Shared memory
+
+
Display Connectors
-
No outputs
DirectX
11
12 (12_0)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.3
Vulkan
-
1.2.131