Radeon RX 6950 XT and GeForce RTX 4090 Max-Q - video card comparison
Radeon RX 6950 XT
GeForce RTX 4090 Max-Q
Architecture
Navi / RDNA2 (2020−2022)
Ada Lovelace
GPU code name
Navi
AD103
Market segment
Desktop
Desktop
Release date
May 2022
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
None
Boost clock speed
2324 MHz
1455 MHz
Core clock speed
1925 MHz
-
Manufacturing process technology
7 nm
4 nm
Number of transistors
26,800 million
45,900 million
Pipelines / CUDA cores
5120
9728
Power consumption (TDP)
335 Watt
80 Watt
Texture fill rate
743.7
442.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
18000 MHz
14 GB/s
Memory bandwidth
576.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 2x DisplayPort 1.4a
Portable Device Dependent
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
6.5
6.7
Vulkan
1.3
1.3