GeForce RTX 4090 Mobile and Radeon RX 7950 XTX - video card comparison
GeForce RTX 4090 Mobile
Radeon RX 7950 XTX
Architecture
Ada Lovelace
RDNA 3.0 (2022)
GPU code name
GN21-X11
Navi 31
Market segment
Laptop
Desktop
Release date
January 2023
-
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
2040 MHz
3300 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)
150 Watt (80 - 150 Watt TGP)
355 Watt
Texture fill rate
515.3
1,267
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
24 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
20000 MHz
20 GB/s
Memory bandwidth
576.0 GB/s
960.0 GB/s
Shared memory
-
-
Display Connectors
Portable Device Dependent
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
6.7
6.7
Vulkan
1.3
1.3