GeForce RTX 3080 12 GB vs Radeon RX 6900 XT

GeForce RTX 3080 12 GB
Memory: 12288Mb GDDR6XDESKTOP
Release date: 11 Jan 2022
GeForce RTX 3080 12 GB
Radeon RX 6900 XT
Memory: 16384Mb GDDR6DESKTOP
Release date: 28 Oct 2020
Radeon RX 6900 XT

Summary

Gaming performance index

  • GeForce RTX 3080 12 GB
    100%
  • Radeon RX 6900 XT
    106%

Relative performance

Reasons to consider GeForce RTX 3080 12 GB

This is a much newer product, it might have better long term support.
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 Radeon RX 6900 XT

6% higher gaming performance.
50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce RTX 3080 12 GB .
Supports Direct3D 12 Async Compute
Supports FreeSync
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Infinity Cache allows to deliver up to 3.25x the effective memory bandwidth
Supports DirectX Raytracing (DXR)

Radeon RX 6900 XT

HWBench recommends Radeon RX 6900 XT

The Radeon RX 6900 XT is the better performing card based on the game benchmark suite used (14 combinations of games and resolutions).


Specifications

Core Configuration

GeForce RTX 3080 12 GBRadeon RX 6900 XT
GPU NameGA102 (GA102-220-A1)vsNavi 21 (Navi 21 XTX)
Fab Process8 nmvs7 nm
Die Size628 mm²vs536 mm²
Transistors28,300 millionvs26,800 million
Shaders8960vs5120
Tensor Cores280vsnone
Raytracing Cores70vsnone
Compute Units70vs80
Core clock1260 MHzvs1825 MHz
ROPs96vs128
TMUs280vs320

Memory Configuration

GeForce RTX 3080 12 GBRadeon RX 6900 XT
Memory TypeGDDR6XvsGDDR6
Bus Width384 bitvs256 bit
Memory Speed1188 MHz
19 Gbps effective
vs2000 MHz
16 Gbps effective
Memory Size12288 Mbvs16384 Mb

Additional details

GeForce RTX 3080 12 GBRadeon RX 6900 XT
TDP350 wattsvs300 watts
Release Date11 Jan 2022vs28 Oct 2020

Raw Performance comparison

Pixel Rate

  • GeForce RTX 3080 12 GB
    164.20 GP/s
  • Radeon RX 6900 XT
    288.00 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce RTX 3080 12 GB
    478.80 GT/s
  • Radeon RX 6900 XT
    720.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce RTX 3080 12 GB
    912.40 GB/s
  • Radeon RX 6900 XT
    512.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce RTX 3080 12 GB
    30640.00 GFLOPs
  • Radeon RX 6900 XT
    23040.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

Assassins Creed: Valhalla

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 12 GB
    111
  • Radeon RX 6900 XT
    149

FPS (higher is better)

Codemasters Formula 1 2021

Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    303
  • Radeon RX 6900 XT
    322

FPS (higher is better)

Far Cry 6

Ultra High Quality, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    111
  • Radeon RX 6900 XT
    112

FPS (higher is better)

Hitman III

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 12 GB
    250
  • Radeon RX 6900 XT
    266

FPS (higher is better)

Shadow of the Tomb Raider

Highest Details, Pure hair, HBAO+, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    184
  • Radeon RX 6900 XT
    191

FPS (higher is better)

Assassins Creed: Valhalla

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 12 GB
    98
  • Radeon RX 6900 XT
    111

FPS (higher is better)

Codemasters Formula 1 2021

Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    237
  • Radeon RX 6900 XT
    258

FPS (higher is better)

Far Cry 6

Ultra High Quality, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    105
  • Radeon RX 6900 XT
    107

FPS (higher is better)

Hitman III

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 12 GB
    214
  • Radeon RX 6900 XT
    217

FPS (higher is better)

Shadow of the Tomb Raider

Highest Details, Pure hair, HBAO+, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    162
  • Radeon RX 6900 XT
    164

FPS (higher is better)

Codemasters Formula 1 2021

Ultra High Quality TAA, Bahrain, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    145
  • Radeon RX 6900 XT
    161

FPS (higher is better)

Far Cry 6

Ultra High Quality, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    79
  • Radeon RX 6900 XT
    81

FPS (higher is better)

Hitman III

Ultra Quality, DirectX12, Windows 10x64

  • GeForce RTX 3080 12 GB
    118
  • Radeon RX 6900 XT
    126

FPS (higher is better)

Shadow of the Tomb Raider

Highest Details, Pure hair, HBAO+, DirectX12, Windows 10 x64

  • GeForce RTX 3080 12 GB
    95
  • Radeon RX 6900 XT
    88

FPS (higher is better)