Radeon HD 6620G and Radeon HD 6520G + HD 7450M Dual Graphics - video card comparison
Radeon HD 6620G
Radeon HD 6520G + HD 7450M Dual Graphics
Architecture
Terascale 2 (2009−2015)
Terascale 2 (2009−2015)
GPU code name
Llano
-
Market segment
Laptop
Laptop
Release date
June 2011
February 2012
Interface
IGP
-
Core clock speed
400 MHz
400 / 700 MHz
Manufacturing process technology
32 nm
40 nm
Number of transistors
1000 Million
-
Pipelines / CUDA cores
400
480
Power consumption (TDP)
35 Watt
-
Texture fill rate
8.880
-
Memory type
System Shared
-
Maximum RAM amount
System Shared
-
Memory bus width
System Shared
64 Bit
Memory clock speed
System Shared
1800 MHz
Shared memory
+
+
Display Connectors
No outputs
-
DirectX
11.2 (11_0)
11
OpenCL
1.2
-
OpenGL
4.4
-
Shader Model
5.0
-
Vulkan
N/A
-