Radeon RX 7900 XT and GeForce RTX 4090 Ti - video card comparison
Radeon RX 7900 XT
GeForce RTX 4090 Ti
Architecture
RDNA 3
Ada Lovelace
GPU code name
Navi 31 XT
AD102
Market segment
Desktop
Desktop
Release date
November 2022
2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
2x 16-pin
Boost clock speed
2000 MHz
2565 MHz
Manufacturing process technology
5 nm
5 nm
Number of transistors
57,700 million
76,300 million
Pipelines / CUDA cores
5376
18176
Power consumption (TDP)
315 Watt
600 Watt
Texture fill rate
804.4
1,457
Memory type
GDDR6
GDDR6X
Maximum RAM amount
20 GB
24 GB
Memory bus width
320 Bit
384 Bit
Memory clock speed
20000 MHz
24 GB/s
Memory bandwidth
800.0 GB/s
1,152 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1a, 2x DisplayPort 2.1, 1x USB Type-C
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
+
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
2.1
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3