GeForce GTX 1660 Ti and GeForce RTX 3080 Ti Mobile - video card comparison
GeForce GTX 1660 Ti
GeForce RTX 3080 Ti Mobile
Architecture
Turing (2018−2021)
Ampere (2020−2022)
GPU code name
Turing TU116
GN20-E8
Market segment
Desktop
Laptop
Release date
February 2019
January 2022
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
-
Boost clock speed
1770 MHz
1590 MHz
Core clock speed
1500 MHz
975 MHz
Manufacturing process technology
12 nm
8 nm
Number of transistors
6,600 million
-
Pipelines / CUDA cores
1536
7424
Power consumption (TDP)
120 Watt
150 Watt (80 - 150 Watt TGP)
Texture fill rate
169.9
292.3
Memory type
GDDR6
GDDR6
Maximum RAM amount
6 GB
16 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
12000 MHz
14000 MHz
Memory bandwidth
288.0 GB/s
512.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
7.5
8.6
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.5
Vulkan
1.2.131
1.3