GeForce RTX 3080 12 GB and Radeon RX 7990 XTX - video card comparison
GeForce RTX 3080 12 GB
Radeon RX 7990 XTX
Architecture
Ampere (2020−2022)
RDNA 3.0 (2022)
GPU code name
Ampere GA102
Navi 31
Market segment
Desktop
Desktop
Release date
January 2022
2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 12-pin
3x 8-pin
Boost clock speed
1260 MHz
3599 MHz
Manufacturing process technology
8 nm
5 nm
Number of transistors
28,300 million
57,700 million
Pipelines / CUDA cores
8960
6144
Power consumption (TDP)
350 Watt
405 Watt
Texture fill rate
478.8
1,382
Memory type
GDDR6X
GDDR6
Maximum RAM amount
12 GB
24 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
1710 MHz
24 GB/s
Memory bandwidth
912.4 GB/s
1,152 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x DisplayPort 1.4a
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
3.0
2.2
OpenGL
4.6
4.6
Shader Model
6.6
6.7
Vulkan
1.3
1.3