Radeon RX 6750 XT and GeForce RTX 4090 Mobile - video card comparison
Radeon RX 6750 XT
GeForce RTX 4090 Mobile
Architecture
Navi / RDNA2 (2020−2022)
Ada Lovelace
GPU code name
Navi 22
GN21-X11
Market segment
Desktop
Laptop
Release date
March 2022
January 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
Boost clock speed
2600 MHz
2040 MHz
Core clock speed
2150 MHz
-
Manufacturing process technology
7 nm
5 nm
Number of transistors
17,200 million
45,900 million
Pipelines / CUDA cores
2560
9728
Power consumption (TDP)
250 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
416.0
515.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
16 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
18000 MHz
20000 MHz
Memory bandwidth
432.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.1, 3x 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