Radeon RX 6800 and GeForce RTX 3080 Ti Mobile - video card comparison
Radeon RX 6800
GeForce RTX 3080 Ti Mobile
Architecture
Navi / RDNA2 (2020−2022)
Ampere (2020−2022)
GPU code name
Navi 21
GN20-E8
Market segment
Desktop
Laptop
Release date
November 2020
January 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
-
Boost clock speed
2105 MHz
1590 MHz
Core clock speed
1815 MHz
975 MHz
Manufacturing process technology
7 nm
8 nm
Number of transistors
26,800 million
-
Pipelines / CUDA cores
3840
7424
Power consumption (TDP)
250 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
505.2
292.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
16000 MHz
14000 MHz
Memory bandwidth
512.0 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
No outputs
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2
1.3