GeForce RTX 4080 Mobile and GeForce RTX 4090 Max-Q - video card comparison
GeForce RTX 4080 Mobile
GeForce RTX 4090 Max-Q
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
GN21-X9
AD103
Market segment
Laptop
Desktop
Release date
January 2023
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
None
Boost clock speed
2280 MHz
1455 MHz
Core clock speed
1860 MHz
-
Manufacturing process technology
5 nm
4 nm
Number of transistors
35,800 million
45,900 million
Pipelines / CUDA cores
7424
9728
Power consumption (TDP)
150 Watt (60 - 150 Watt TGP)
80 Watt
Texture fill rate
386.3
442.3
Memory type
GDDR6X
GDDR6
Maximum RAM amount
12 GB
16 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
20000 MHz
14 GB/s
Memory bandwidth
432.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
Portable Device Dependent
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3