GeForce RTX 4090 and Radeon RX 7950 XT - video card comparison
GeForce RTX 4090
Radeon RX 7950 XT
Architecture
Ada Lovelace
RDNA 3.0 (2022)
GPU code name
AD102-300-A1
Navi 31
Market segment
Desktop
Desktop
Release date
September 2022
-
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 16-pin
2x 8-pin
Boost clock speed
2520 MHz
3000 MHz
Core clock speed
2235 MHz
-
Manufacturing process technology
5 nm
5 nm
Number of transistors
76,300 million
57,700 million
Pipelines / CUDA cores
16384
5376
Power consumption (TDP)
450 Watt
300 Watt
Texture fill rate
1,290
1,008
Memory type
GDDR6X
GDDR6
Maximum RAM amount
24 GB
20 GB
Memory bus width
384 Bit
320 Bit
Memory clock speed
21000 MHz
20 GB/s
Memory bandwidth
1,008 GB/s
800.0 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