GeForce RTX 3080 Mobile and GeForce RTX 4090 Max-Q - video card comparison
GeForce RTX 3080 Mobile
GeForce RTX 4090 Max-Q
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GN20-E7 GA104
AD103
Market segment
Laptop
Desktop
Release date
January 2021
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
None
Boost clock speed
1245 - 1710 MHz
1455 MHz
Core clock speed
780 - 1100 MHz
-
Manufacturing process technology
8 nm
4 nm
Number of transistors
17,400 million
45,900 million
Pipelines / CUDA cores
6144
9728
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
80 Watt
Texture fill rate
296.6
442.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
14000 MHz
14 GB/s
Memory bandwidth
384.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3