GeForce RTX 4080 Mobile and Radeon RX 6550M - video card comparison
GeForce RTX 4080 Mobile
Radeon RX 6550M
Architecture
Ada Lovelace
RDNA 2 (2020−2022)
GPU code name
GN21-X9
Navi 24
Market segment
Laptop
Laptop
Release date
January 2023
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x4
Supplementary power connectors
-
None
Boost clock speed
2280 MHz
2560 MHz
Core clock speed
1860 MHz
2000 MHz
Manufacturing process technology
5 nm
6 nm
Number of transistors
35,800 million
5,400 million
Pipelines / CUDA cores
7424
1024
Power consumption (TDP)
150 Watt (60 - 150 Watt TGP)
80 Watt (50 - 80 Watt TGP)
Texture fill rate
386.3
181.8
Memory type
GDDR6X
GDDR6
Maximum RAM amount
12 GB
4 GB
Memory bus width
192 Bit
64 Bit
Memory clock speed
20000 MHz
18000 MHz
Memory bandwidth
432.0 GB/s
144.0 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