Radeon HD 7640G and Radeon HD 7620G - video card comparison
Passmark - benchmark score Radeon HD 7640G vs Radeon HD 7620G
Radeon HD 7640G
473
Radeon HD 7620G
374
Radeon HD 7640G
Radeon HD 7620G
Architecture
Terascale 3 (2010−2013)
Terascale 3 (2010−2013)
GPU code name
Trinity
Trinity
Market segment
Laptop
Laptop
Release date
May 2012
May 2012
Interface
IGP
IGP
Boost clock speed
686 MHz
497 MHz
Core clock speed
497 MHz
360 MHz
Manufacturing process technology
32 nm
32 nm
Number of transistors
1,303 million
1,303 million
Pipelines / CUDA cores
256
384
Power consumption (TDP)
35 Watt
25 Watt
Texture fill rate
10.96
11.93
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