Radeon RX 6800 and GeForce RTX 4080 Ti Mobile - video card comparison
Radeon RX 6800
GeForce RTX 4080 Ti Mobile
Architecture
Navi / RDNA2 (2020−2022)
Ada Lovelace
GPU code name
Navi 21
AD104
Market segment
Desktop
Laptop
Release date
November 2020
-
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
-
Boost clock speed
2105 MHz
1665 MHz
Core clock speed
1815 MHz
-
Manufacturing process technology
7 nm
4 nm
Number of transistors
26,800 million
35,800 million
Pipelines / CUDA cores
3840
7280
Power consumption (TDP)
250 Watt
175 Watt
Texture fill rate
505.2
399.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
12 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
16000 MHz
16 GB/s
Memory bandwidth
512.0 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 2x DisplayPort, 1x USB Type-C
Portable Device Dependent
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.0
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3