GPU Wiki

GeForce RTX 2080 vs GeForce GTX 1080 Ti

Select up to four GPU Wiki entries to compare matching specifications row by row. The comparison uses the site database and keeps generation-specific specs visibly separate.

Swap Clear

Key Differences

  • GeForce GTX 1080 Ti has more CUDA Cores (3584 vs 2944).
  • GeForce GTX 1080 Ti has more Memory size (11 GB vs 8 GB).
  • GeForce GTX 1080 Ti has more Memory bandwidth (484.4 GB/s vs 448 GB/s).
  • Boost clock: GeForce RTX 2080 has 1,710 MHz; GeForce GTX 1080 Ti has 1,582 MHz.
  • TDP / TBP / board power: GeForce RTX 2080 has 215 W; GeForce GTX 1080 Ti has 250 W.
  • Architecture: GeForce RTX 2080 has Turing; GeForce GTX 1080 Ti has Pascal.
Row order:
Muted cells indicate unavailable, not applicable, or not directly comparable specifications.
Spec GeForce RTX 2080 GeForce GTX 1080 Ti
Overview
Product name NVIDIA GeForce RTX 2080 NVIDIA GeForce GTX 1080 Ti
Architecture Turing Pascal
Generation / family GeForce RTX 20 Series GeForce GTX 10 Series
GPU codename TU104 GP102
Launch date 2018-09-20 2017-03-10
Market segment Desktop in GeForce RTX 20 Series Desktop, Flagship in GeForce GTX 10 Series
Board type / entry type Reference GPU Reference GPU
GPU
Process node TSMC 12 nm TSMC 16 nm
Die size 545 mm² 471 mm²
Transistor count 13.6 billion 11.8 billion
GPU chip TU104 GP102
SM / multiprocessor count 46 28
CUDA Cores 2944 3584
Tensor Cores 368 Unknown
RT Cores 46 Unknown
ROPs 64 88
TMUs 184 224
Clocks
Base / Core clock 1,515 MHz 1,481 MHz
Boost clock 1,710 MHz 1,582 MHz
Memory clock 1,750 MHz 1,376 MHz
Memory
Memory size 8 GB 11 GB
Memory type GDDR6 GDDR5X
Memory bus width 256-bit 352-bit
Memory bandwidth 448 GB/s 484.4 GB/s
Bus / Interface
Bus interface PCIe 3.0 x16 PCIe 3.0 x16
AGP / PCI / PCIe distinction PCIe PCIe
Power
TDP / TBP / board power 215 W 250 W
Recommended PSU 550 W 600 W
Power connectors 1x 6-pin + 1x 8-pin 1x 6-pin + 1x 8-pin
Slot width Dual-slot, 267 mm length, 35 mm width Dual-slot, 267 mm length, 40 mm width
Display / Media
Display outputs 1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C 1x HDMI 2.0, 3x DisplayPort 1.4a
Features
DirectX support DirectX 12.2 DirectX 12.1
OpenGL support OpenGL 4.6 OpenGL 4.6
Vulkan support Vulkan 1.4 Vulkan 1.4
CUDA support 7.5 6.1
Shader Model 6.8 6.8
Ray tracing support Hardware RT units present Unknown
Performance / Benchmarks
FP32 throughput 10.07 TFLOPS 11.34 TFLOPS
FP16 throughput 20.14 TFLOPS 0.18 TFLOPS

© 2026 NVIDIA Club. Independent GPU history, guides, and hardware knowledge.

NVIDIA Club is an independent enthusiast and technical knowledge site. It is not affiliated with, endorsed by, or sponsored by NVIDIA Corporation.