GeForce RTX 3080 Mobile and Radeon 780M - video card comparison
GeForce RTX 3080 Mobile
Radeon 780M
Architecture
Ampere (2020−2022)
RDNA 3
GPU code name
GN20-E7 GA104
Phoenix
Market segment
Laptop
Laptop
Release date
January 2021
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x8
Supplementary power connectors
-
None
Boost clock speed
1245 - 1710 MHz
3000 MHz
Core clock speed
780 - 1100 MHz
1500 MHz
Manufacturing process technology
8 nm
4 nm
Number of transistors
17,400 million
25,390 million
Pipelines / CUDA cores
6144
768
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
54 Watt (35 - 54 Watt TGP)
Texture fill rate
296.6
139.2
Memory type
GDDR6
System Shared
Maximum RAM amount
16 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
14000 MHz
System Shared
Memory bandwidth
384.0 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
Portable Device Dependent
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.6
-
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3