GeForce RTX 3080 Max-Q and Radeon RX 7900 XTX - video card comparison
GeForce RTX 3080 Max-Q
Radeon RX 7900 XTX
Architecture
Ampere (2020−2022)
RDNA 3
GPU code name
GN20-E7 GA104
Navi 31 XTX
Market segment
Laptop
Desktop
Release date
January 2021
November 2022
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
2x 8-pin
Boost clock speed
1245 MHz
2270 MHz
Core clock speed
780 MHz
-
Manufacturing process technology
8 nm
5 nm
Number of transistors
17,400 million
57,700 million
Pipelines / CUDA cores
6144
6144
Power consumption (TDP)
80 Watt
355 Watt
Texture fill rate
239.0
959.6
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
6000 MHz
20000 MHz
Memory bandwidth
320.0 GB/s
960.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI, 3x DisplayPort
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
HDMI
+
+
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