GeForce RTX 3080 Ti 20 GB vs GeForce RTX 3090

GeForce RTX 3080 Ti 20 GB
Memory: 20480Mb GDDR6XDESKTOP
Release date: UNRELEASED
GeForce RTX 3080 Ti 20 GB
GeForce RTX 3090
Memory: 24576Mb GDDR6XDESKTOP
Release date: 1 Sep 2020
GeForce RTX 3090

Summary

Gaming performance index

  • GeForce RTX 3080 Ti 20 GB
    0%
  • GeForce RTX 3090
    100%

Relative performance

Reasons to consider GeForce RTX 3080 Ti 20 GB

Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Supports Direct3D 12 Async Compute
Supports DirectX Raytracing (DXR)
Supports Deep Learning Super-Sampling (DLSS)

Reasons to consider GeForce RTX 3090

100% higher gaming performance.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Supports Direct3D 12 Async Compute
Supports DirectX Raytracing (DXR)
Supports Deep Learning Super-Sampling (DLSS)

GeForce RTX 3090

HWBench recommends GeForce RTX 3090

The GeForce RTX 3090 is the better performing card based on the game benchmark suite used (1 combinations of games and resolutions).


Specifications

Core Configuration

GeForce RTX 3080 Ti 20 GBGeForce RTX 3090
GPU NameGA102 (GA102-225-A1)vsGA102 (GA102-300-A1)
Fab Process8 nmvs8 nm
Die Size628 mm²vs628 mm²
Transistors28,300 millionvs28,000 million
Shaders10240vs10496
Tensor Cores320vsnone
Raytracing Cores80vsnone
Compute Units80vs82
Core clock1335 MHzvs1395 MHz
ROPs112vs112
TMUs320vs328

Memory Configuration

GeForce RTX 3080 Ti 20 GBGeForce RTX 3090
Memory TypeGDDR6XvsGDDR6X
Bus Width320 bitvs384 bit
Memory Speed1188 MHz
19 Gbps effective
vs1219 MHz
19.5 Gbps effective
Memory Size20480 Mbvs24576 Mb

Additional details

GeForce RTX 3080 Ti 20 GBGeForce RTX 3090
TDP350 wattsvs350 watts
Release DateUNRELEASEDvs1 Sep 2020

Raw Performance comparison

Pixel Rate

  • GeForce RTX 3080 Ti 20 GB
    186.50 GP/s
  • GeForce RTX 3090
    189.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce RTX 3080 Ti 20 GB
    532.80 GT/s
  • GeForce RTX 3090
    556.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce RTX 3080 Ti 20 GB
    760.30 GB/s
  • GeForce RTX 3090
    936.20 GB/s

GB/s - higher is better

Single precision performance

  • GeForce RTX 3080 Ti 20 GB
    34100.00 GFLOPs
  • GeForce RTX 3090
    35580.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

Hitman III

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 Ti 20 GB
    -1
  • GeForce RTX 3090
    133

FPS (higher is better)