GeForce RTX 2070 Max-Q Refresh and GeForce RTX 4090 Mobile - video card comparison
GeForce RTX 2070 Max-Q Refresh
GeForce RTX 4090 Mobile
Architecture
Turing (2018−2021)
Ada Lovelace
GPU code name
TU106B
GN21-X11
Market segment
Desktop
Laptop
Release date
June 2020
January 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
1125 MHz
2040 MHz
Manufacturing process technology
12 nm
5 nm
Number of transistors
10,800 million
45,900 million
Pipelines / CUDA cores
2304
9728
Power consumption (TDP)
115 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
162.0
515.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
11 GB/s
20000 MHz
Memory bandwidth
352.0 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
7.5
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3