GeForce GTX 1080 SLI mobile vs GeForce RTX 2080 Ti

When choosing between GeForce GTX 1080 SLI mobile and GeForce RTX 2080 Ti, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between GeForce GTX 1080 SLI mobile and GeForce RTX 2080 Ti.

GeForce GTX 1080 SLI mobile is a Laptop Graphics Card

Note: GeForce GTX 1080 SLI mobile is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 1080 SLI mobile here:

Main Specs

  GeForce GTX 1080 SLI mobile GeForce RTX 2080 Ti
Power consumption (TDP) 250 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2x 8-pin
Memory type GDDR5 GDDR6
Maximum RAM amount 2x 8 GB 11 GB
Display Connectors 1x HDMI, 3x DisplayPort, 1x USB Type-C
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  • GeForce RTX 2080 Ti has 9 GB more memory, than GeForce GTX 1080 SLI mobile.
  • GeForce GTX 1080 SLI mobile is used in Laptops, and GeForce RTX 2080 Ti - in Desktops.
  • GeForce GTX 1080 SLI mobile is build with Pascal architecture, and GeForce RTX 2080 Ti - with Turing.
  • Core clock speed of GeForce GTX 1080 SLI mobile is 206 MHz higher, than GeForce RTX 2080 Ti.
  • GeForce GTX 1080 SLI mobile is manufactured by 16 nm process technology, and GeForce RTX 2080 Ti - by 12 nm process technology.
  • Memory clock speed of GeForce RTX 2080 Ti is 4000 MHz higher, than GeForce GTX 1080 SLI mobile.

Game benchmarks

high / 1080p 80−85 90−95
ultra / 1080p 65−70 70−75
QHD / 1440p 50−55 55−60
4K / 2160p 35−40 40−45
low / 720p 100−110 100−110
medium / 1080p 95−100 100−110
The average gaming FPS of GeForce RTX 2080 Ti in Assassin's Creed Odyssey is 8% more, than GeForce GTX 1080 SLI mobile.

Full Specs

  GeForce GTX 1080 SLI mobile GeForce RTX 2080 Ti
Architecture Pascal Turing
Code name Pascal GP104 SLI Turing TU102
Type Laptop Desktop
Release date 16 August 2016 27 August 2018
Pipelines 5120 4352
Core clock speed 1556 MHz 1350 MHz
Boost Clock 1733 MHz 1545 MHz
Transistor count 14400 Million 18,600 million
Manufacturing process technology 16 nm 12 nm
Texture fill rate 420.2
Length 267 mm
Memory bus width 256 Bit 352 Bit
Memory clock speed 10000 MHz 14000 MHz
Memory bandwidth 616.0 GB/s
Shared memory - -
G-SYNC support + +
VR Ready + +
DirectX DirectX 12_1 12 Ultimate (12_1)
Shader Model 6.5
OpenGL 4.6
OpenCL 2.0
Vulkan + 1.2.131
CUDA + 7.5
SLI options +
Laptop size large
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