GeForce RTX 4080 Max-Q and GeForce RTX 4090 D - video card comparison
GeForce RTX 4080 Max-Q
GeForce RTX 4090 D
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
AD104
AD102
Market segment
Desktop
Desktop
Release date
January 2023
December 2023
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
1350 MHz
2520 MHz
Manufacturing process technology
4 nm
5 nm
Number of transistors
35,800 million
76,300 million
Pipelines / CUDA cores
7424
14592
Power consumption (TDP)
60 Watt
425 Watt
Texture fill rate
313.2
1,149
Memory type
GDDR6
GDDR6X
Maximum RAM amount
12 GB
24 GB
Memory bus width
192 Bit
384 Bit
Memory clock speed
14 GB/s
21 GB/s
Memory bandwidth
336.0 GB/s
1,008 GB/s
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
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3