GeForce GTX 1660 Ti Mobile Refresh and GeForce RTX 4080 Mobile - video card comparison
GeForce GTX 1660 Ti Mobile Refresh
GeForce RTX 4080 Mobile
Architecture
Turing (2018−2021)
Ada Lovelace
GPU code name
TU116B
GN21-X9
Market segment
Laptop
Laptop
Release date
May 2019
January 2023
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Boost clock speed
1590 MHz
2280 MHz
Core clock speed
-
1860 MHz
Manufacturing process technology
12 nm
5 nm
Number of transistors
6,600 million
35,800 million
Pipelines / CUDA cores
1536
7424
Power consumption (TDP)
-
150 Watt (60 - 150 Watt TGP)
Texture fill rate
152.6
386.3
Memory type
GDDR6
GDDR6X
Maximum RAM amount
6 GB
12 GB
Memory bus width
192 Bit
192 Bit
Memory clock speed
16 GB/s
20000 MHz
Memory bandwidth
384.0 GB/s
432.0 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 3x DisplayPort
Portable Device Dependent
HDMI
+
-
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
7.5
8.9
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
6.5
6.7
Vulkan
1.2
1.3