Radeon HD 7660G and Radeon HD 7420G - video card comparison
Passmark - benchmark score Radeon HD 7660G vs Radeon HD 7420G
Radeon HD 7660G
489
Radeon HD 7420G
317
Radeon HD 7660G
Radeon HD 7420G
Architecture
Terascale 3 (2010−2013)
Terascale 3 (2010−2013)
GPU code name
Trinity
Trinity
Market segment
Laptop
Laptop
Release date
May 2012
June 2012
Interface
IGP
IGP
Boost clock speed
686 MHz
655 MHz
Core clock speed
497 MHz
480 MHz
Manufacturing process technology
32 nm
32 nm
Number of transistors
1.3 Million
1,303 million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
35 Watt
35 Watt
Texture fill rate
16.46
5.240
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)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A