GeForce RTX 4090 Ti and GeForce RTX 4080 Ti Max-Q - video card comparison
GeForce RTX 4090 Ti
GeForce RTX 4080 Ti Max-Q
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
AD102
AD104
Market segment
Desktop
Desktop
Release date
2023
-
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 16-pin
None
Boost clock speed
2565 MHz
1350 MHz
Manufacturing process technology
5 nm
4 nm
Number of transistors
76,300 million
35,800 million
Pipelines / CUDA cores
18176
7280
Power consumption (TDP)
600 Watt
-
Texture fill rate
1,457
324.0
Memory type
GDDR6X
GDDR6
Maximum RAM amount
24 GB
12 GB
Memory bus width
384 Bit
192 Bit
Memory clock speed
24 GB/s
14 GB/s
Memory bandwidth
1,152 GB/s
336.0 GB/s
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
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3