Radeon R2 Mobile Graphics and Radeon 680M - video card comparison
Radeon R2 Mobile Graphics
Radeon 680M
Architecture
GCN 2.0 (2013−2017)
RDNA 2 (2020−2022)
GPU code name
Beema
RDNA 2 Rembrandt
Market segment
Laptop
Laptop
Release date
January 2015
January 2022
Interface
IGP
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
300 MHz
2400 MHz
Core clock speed
497 MHz
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
930 million
13,100 million
Pipelines / CUDA cores
128
768
Power consumption (TDP)
100 Watt
45 Watt
Texture fill rate
3.976
115.2
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
12 (12_0)
12 (12_1)
OpenCL
2.0
2.0
OpenGL
4.6
4.6
Shader Model
6.3
6.5
Vulkan
1.2.131
1.2