GeForce RTX 2080 Ti 12 GB and GeForce RTX 4090 Mobile - video card comparison
GeForce RTX 2080 Ti 12 GB
GeForce RTX 4090 Mobile
Architecture
Turing (2018−2021)
Ada Lovelace
GPU code name
TU102
GN21-X11
Market segment
Desktop
Laptop
Release date
October 2022
January 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
-
Boost clock speed
1650 MHz
2040 MHz
Manufacturing process technology
12 nm
5 nm
Number of transistors
18,600 million
45,900 million
Pipelines / CUDA cores
4608
9728
Power consumption (TDP)
250 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
475.2
515.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
12 GB
16 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
16 GB/s
20000 MHz
Memory bandwidth
768.0 GB/s
576.0 GB/s
Shared memory
-
-
Display Connectors
1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C
Portable Device Dependent
HDMI
+
-
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
CUDA
7.5
8.9
OpenCL
3.0
3.0
OpenGL
4.6
4.6
Shader Model
6.7
6.7
Vulkan
1.3
1.3