Radeon HD 7640G and GMA 3100 - video card comparison
Radeon HD 7640G
GMA 3100
Architecture
Terascale 3 (2010−2013)
Generation 4.0 (2006−2007)
GPU code name
Trinity
Bearlake
Market segment
Laptop
Desktop
Release date
May 2012
May 2007
Interface
IGP
PCIe 1.0 x16
Boost clock speed
686 MHz
-
Core clock speed
497 MHz
400 MHz
Manufacturing process technology
32 nm
90 nm
Number of transistors
1,303 million
-
Pipelines / CUDA cores
256
-
Power consumption (TDP)
35 Watt
13 Watt
Texture fill rate
10.96
1.600
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)
9.0c
OpenCL
1.2
N/A
OpenGL
4.4
2.0
Shader Model
5.0
3.0
Vulkan
N/A
N/A