GeForce RTX 4080 Mobile and Radeon RX 7900M - video card comparison
GeForce RTX 4080 Mobile
Radeon RX 7900M
Architecture
Ada Lovelace
RDNA 3
GPU code name
GN21-X9
Navi 31
Market segment
Laptop
Laptop
Release date
January 2023
October 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
None
Boost clock speed
2280 MHz
2090 MHz
Core clock speed
1860 MHz
1825 MHz
Manufacturing process technology
5 nm
5 nm
Number of transistors
35,800 million
57,700 million
Pipelines / CUDA cores
7424
4608
Power consumption (TDP)
150 Watt (60 - 150 Watt TGP)
180 Watt (160 - 200 Watt TGP)
Texture fill rate
386.3
601.9
Memory type
GDDR6X
GDDR6
Maximum RAM amount
12 GB
16 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
20000 MHz
18000 MHz
Memory bandwidth
432.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
Portable Device Dependent
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
-
OpenCL
3.0
2.2
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3