GeForce RTX 4090 Ti and GeForce RTX 4080 Ti Mobile - video card comparison
GeForce RTX 4090 Ti
GeForce RTX 4080 Ti Mobile
Architecture
Ada Lovelace
Ada Lovelace
GPU code name
AD102
AD104
Market segment
Desktop
Laptop
Release date
2023
-
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 16-pin
-
Boost clock speed
2565 MHz
1665 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
175 Watt
Texture fill rate
1,457
399.6
Memory type
GDDR6X
GDDR6
Maximum RAM amount
24 GB
12 GB
Memory bus width
384 Bit
192 Bit
Memory clock speed
24 GB/s
16 GB/s
Memory bandwidth
1,152 GB/s
384.0 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