GeForce RTX 4090 Mobile and Radeon RX 6750 GRE - video card comparison
GeForce RTX 4090 Mobile
Radeon RX 6750 GRE
Architecture
Ada Lovelace
RDNA 2.0 (2020−2022)
GPU code name
GN21-X11
Navi 22
Market segment
Laptop
Desktop
Release date
January 2023
October 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
-
1x 6-pin + 1x 8-pin
Boost clock speed
2040 MHz
2581 MHz
Manufacturing process technology
5 nm
7 nm
Number of transistors
45,900 million
17,200 million
Pipelines / CUDA cores
9728
2560
Power consumption (TDP)
150 Watt (80 - 150 Watt TGP)
250 Watt
Texture fill rate
515.3
413.0
Memory type
GDDR6
GDDR6
Maximum RAM amount
16 GB
12 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
20000 MHz
18 GB/s
Memory bandwidth
576.0 GB/s
432.0 GB/s
Shared memory
-
-
Display Connectors
Portable Device Dependent
1x HDMI 2.1, 3x DisplayPort 1.4a
HDMI
-
+
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
8.9
-
OpenCL
3.0
2.1
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3