
GeForce GTX 1660 Mobile and GeForce RTX 4080 Mobile - video card comparison
GeForce GTX 1660 Mobile
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
1455 MHz
1860 MHz
Manufacturing process technology
12 nm
5 nm
Number of transistors
6,600 million
35,800 million
Pipelines / CUDA cores
1280
7424
Power consumption (TDP)
-
150 Watt (60 - 150 Watt TGP)
Texture fill rate
127.2
386.3
Memory type
GDDR6
GDDR6X
Maximum RAM amount
6 GB
12 GB
Memory bus width
192 Bit
192 Bit
Memory clock speed
16000 MHz
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
1.2.140
1.3