A2 and GeForce RTX 4090 Mobile - video card comparison
A2
GeForce RTX 4090 Mobile
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GA107
GN21-X11
Market segment
Desktop
Laptop
Release date
November 2021
January 2023
Interface
PCIe 4.0 x8
PCIe 4.0 x16
Supplementary power connectors
None
-
Boost clock speed
1770 MHz
2040 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
-
45,900 million
Pipelines / CUDA cores
1280
9728
Power consumption (TDP)
60 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
70.80
515.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
12.5 GB/s
20000 MHz
Memory bandwidth
200.1 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
8.6
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.6
6.7
Vulkan
1.2
1.3