GeForce RTX 4080 and Radeon RX 7990 XTX - video card comparison
GeForce RTX 4080
Radeon RX 7990 XTX
Architecture
Ada Lovelace
RDNA 3.0 (2022)
GPU code name
AD103-300-A1
Navi 31
Market segment
Desktop
Desktop
Release date
September 2022
2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 16-pin
3x 8-pin
Boost clock speed
2505 MHz
3599 MHz
Core clock speed
2205 MHz
-
Manufacturing process technology
5 nm
5 nm
Number of transistors
45,900 million
57,700 million
Pipelines / CUDA cores
9728
6144
Power consumption (TDP)
320 Watt
405 Watt
Texture fill rate
761.5
1,382
Memory type
GDDR6X
GDDR6
Maximum RAM amount
16 GB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
22400 MHz
24 GB/s
Memory bandwidth
716.8 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
8.9
-
OpenCL
3.0
2.2
OpenGL
4.6
4.6
Shader Model
6.6
6.7
Vulkan
1.3
1.3