GeForce GTX 1080 Ti vs GeForce RTX 3080

When choosing between GeForce GTX 1080 Ti and GeForce RTX 3080, 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 Ti and GeForce RTX 3080.

Main Specs

  GeForce GTX 1080 Ti GeForce RTX 3080
Power consumption (TDP) 250 Watt 320 Watt
Interface PCIe 3.0 x16 PCIe 4.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1x 12-pin
Memory type GDDR5X GDDR6X
Maximum RAM amount 11 GB 10 GB
Display Connectors 1x HDMI, 3x DisplayPort 1x HDMI, 3x DisplayPort
Recommended system power (PSU) 600 Watt
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  • GeForce RTX 3080 has 28% more power consumption, than GeForce GTX 1080 Ti.
  • GeForce GTX 1080 Ti is connected by PCIe 3.0 x16, and GeForce RTX 3080 uses PCIe 4.0 x16 interface.
  • GeForce GTX 1080 Ti has 1 GB more memory, than GeForce RTX 3080.
  • Both cards are used in Desktops.
  • GeForce GTX 1080 Ti is build with Pascal architecture, and GeForce RTX 3080 - with Ampere.
  • Core clock speed of GeForce GTX 1080 Ti is 31 MHz higher, than GeForce RTX 3080.
  • GeForce GTX 1080 Ti is manufactured by 16 nm process technology, and GeForce RTX 3080 - by 8 nm process technology.
  • GeForce RTX 3080 is 275 mm longer, than GeForce GTX 1080 Ti.
  • Memory clock speed of GeForce RTX 3080 is 8000 MHz higher, than GeForce GTX 1080 Ti.

Game benchmarks

high / 1080p 75−80 95−100
ultra / 1080p 55−60 75−80
QHD / 1440p 45−50 60−65
4K / 2160p 30−35 45−50
low / 720p 100−105 110−120
medium / 1080p 90−95 100−110
The average gaming FPS of GeForce RTX 3080 in Assassin's Creed Odyssey is 23% more, than GeForce GTX 1080 Ti.

Full Specs

  GeForce GTX 1080 Ti GeForce RTX 3080
Architecture Pascal Ampere
Code name GP102 GA102
Type Desktop Desktop
Release date 28 February 2017 1 September 2020
Pipelines 3584 8704
Core clock speed 1481 MHz 1450 MHz
Boost Clock 1600 MHz 1710 MHz
Transistor count 11,800 million 28,300 million
Manufacturing process technology 16 nm 8 nm
Texture fill rate 354.4 465.1
Floating-point performance 11,340 gflops
Length 10.5" (26.7 cm) 285 mm
Memory bus width 352 Bit 320 Bit
Memory clock speed 11000 MHz 19000 MHz
Memory bandwidth 484.4 GB/s 760.3 GB/s
Shared memory -
G-SYNC support +
DirectX 12 (12_1) 12 Ultimate (12_2)
Shader Model 6.4 6.5
OpenGL 4.5 4.6
OpenCL 1.2 2.0
Vulkan 1.2.131 1.2
CUDA + 8.5
Monero / XMR (CryptoNight) 0.76 kh/s
SLI options +
Multi monitor support +
Bitcoin / BTC (SHA256) 1427 Mh/s
Decred / DCR (Decred) 4.6 Gh/s
Ethereum / ETH (DaggerHashimoto) 35 Mh/s
Zcash / ZEC (Equihash) 630 Sol/s
GPU Boost 3.0
Siacoin / SC (Sia) 2.96 Gh/s
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