Radeon HD 7660G and Radeon R2 Mobile Graphics - video card comparison
Radeon HD 7660G
Radeon R2 Mobile Graphics
Architecture
Terascale 3 (2010−2013)
GCN 2.0 (2013−2017)
GPU code name
Trinity
Beema
Market segment
Laptop
Laptop
Release date
May 2012
January 2015
Interface
IGP
IGP
Boost clock speed
686 MHz
300 MHz
Core clock speed
497 MHz
497 MHz
Manufacturing process technology
32 nm
28 nm
Number of transistors
1.3 Million
930 million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
35 Watt
100 Watt
Texture fill rate
16.46
3.976
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