Radeon 680M and Iris Xe Graphics G4 48EU Mobile - video card comparison
Radeon 680M
Iris Xe Graphics G4 48EU Mobile
Architecture
RDNA 2 (2020−2022)
Generation 12.1 (2020−2021)
GPU code name
RDNA 2 Rembrandt
Tiger Lake GT2
Market segment
Laptop
Laptop
Release date
January 2022
September 2020
Interface
PCIe 4.0 x8
Ring Bus
Supplementary power connectors
None
-
Boost clock speed
2400 MHz
1100 MHz
Manufacturing process technology
6 nm
10 nm
Number of transistors
13,100 million
-
Pipelines / CUDA cores
768
384
Power consumption (TDP)
45 Watt
15 Watt
Texture fill rate
115.2
26.40
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
Portable Device Dependent
DirectX
12 (12_1)
12 (12_1)
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.6
Vulkan
1.2
1.3