GeForce RTX 3080 Mobile and Radeon RX 7900M - video card comparison
GeForce RTX 3080 Mobile
Radeon RX 7900M
Architecture
Ampere (2020−2022)
RDNA 3
GPU code name
GN20-E7 GA104
Navi 31
Market segment
Laptop
Laptop
Release date
January 2021
October 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
None
Boost clock speed
1245 - 1710 MHz
2090 MHz
Core clock speed
780 - 1100 MHz
1825 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
17,400 million
57,700 million
Pipelines / CUDA cores
6144
4608
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
180 Watt (160 - 200 Watt TGP)
Texture fill rate
296.6
601.9
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
14000 MHz
18000 MHz
Memory bandwidth
384.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.2
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3