GeForce RTX 2080 and GeForce RTX 3080 Mobile - video card comparison
GeForce RTX 2080
GeForce RTX 3080 Mobile
Architecture
Turing (2018−2021)
Ampere (2020−2022)
GPU code name
Turing TU104
GN20-E7 GA104
Market segment
Desktop
Laptop
Release date
August 2018
January 2021
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
1710 MHz
1245 - 1710 MHz
Core clock speed
1515 MHz
780 - 1100 MHz
Manufacturing process technology
12 nm
8 nm
Number of transistors
13,600 million
17,400 million
Pipelines / CUDA cores
2944
6144
Power consumption (TDP)
215 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
314.6
296.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
8 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
14000 MHz
14000 MHz
Memory bandwidth
448.0 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
G-SYNC support
+
-
DirectX
12 Ultimate (12_1)
12 Ultimate (12_2)
CUDA
7.5
8.6
OpenCL
1.2
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2.131
1.2
VR Ready
+
-