GeForce RTX 3080 Mobile and GeForce RTX 4080 - video card comparison
GeForce RTX 3080 Mobile
GeForce RTX 4080
Architecture
Ampere (2020−2022)
Ada Lovelace
GPU code name
GN20-E7 GA104
AD103-300-A1
Market segment
Laptop
Desktop
Release date
January 2021
September 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
1x 16-pin
Boost clock speed
1245 - 1710 MHz
2505 MHz
Core clock speed
780 - 1100 MHz
2205 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
17,400 million
45,900 million
Pipelines / CUDA cores
6144
9728
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
320 Watt
Texture fill rate
296.6
761.5
Memory type
GDDR6
GDDR6X
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
14000 MHz
22400 MHz
Memory bandwidth
384.0 GB/s
716.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
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
6.6
Vulkan
1.2
1.3