Radeon RX 5950 XT and GeForce RTX 4090 Max-Q - video card comparison
Radeon RX 5950 XT
GeForce RTX 4090 Max-Q
Architecture
RDNA 2.0 (2020−2022)
Ada Lovelace
GPU code name
Navi 21
AD103
Market segment
Desktop
Desktop
Release date
-
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
1635 MHz
1455 MHz
Manufacturing process technology
7 nm
4 nm
Number of transistors
21,000 million
45,900 million
Pipelines / CUDA cores
5120
9728
Power consumption (TDP)
350 Watt
80 Watt
Texture fill rate
523.2
442.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
24 GB
16 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
14000 MHz
14 GB/s
Memory bandwidth
672.0 GB/s
448.0 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
12.0 (12_1)
12 Ultimate (12_2)
CUDA
-
8.9
OpenCL
-
3.0
OpenGL
4.6
4.6
Shader Model
-
6.7
Vulkan
-
1.3