GeForce RTX 4090 Mobile and Radeon RX 7900 GRE - video card comparison
GeForce RTX 4090 Mobile
Radeon RX 7900 GRE
Architecture
Ada Lovelace
RDNA 3
GPU code name
GN21-X11
Navi 31
Market segment
Laptop
Desktop
Release date
January 2023
July 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
2x 8-pin
Boost clock speed
2040 MHz
2245 MHz
Manufacturing process technology
5 nm
5 nm
Number of transistors
45,900 million
57,700 million
Pipelines / CUDA cores
9728
5120
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
260 Watt
Texture fill rate
515.3
718.4
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
16 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
20000 MHz
18000 MHz
Memory bandwidth
576.0 GB/s
576.0 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