Radeon RX 6900 XT vs GeForce RTX 3090

Radeon RX 6900 XT
Memory: 16384Mb GDDR6DESKTOP
Release date: 28 Oct 2020
Radeon RX 6900 XT
GeForce RTX 3090
Memory: 24576Mb GDDR6XDESKTOP
Release date: 1 Sep 2020
GeForce RTX 3090

Summary

Reasons to consider Radeon RX 6900 XT

50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce RTX 3090 .
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)

Reasons to consider GeForce RTX 3090

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)

No clear winner declared

We have no data to declare a winner at this time.


Specifications

Core Configuration

Radeon RX 6900 XTGeForce RTX 3090
GPU NameNavi 21 (Navi 21 XTX)vsGA102 (GA102-300-A1)
Fab Process7 nmvs8 nm
Die Size536 mm²vs628 mm²
Transistors26,800 millionvs28,000 million
Shaders5120vs10496
Compute Units80vs82
Core clock1825 MHzvs1395 MHz
ROPs128vs112
TMUs320vs328

Memory Configuration

Radeon RX 6900 XTGeForce RTX 3090
Memory TypeGDDR6vsGDDR6X
Bus Width256 bitvs384 bit
Memory Speed2000 MHz
16 Gbps effective
vs1219 MHz
19.5 Gbps effective
Memory Size16384 Mbvs24576 Mb

Additional details

Radeon RX 6900 XTGeForce RTX 3090
TDP300 wattsvs350 watts
Release Date28 Oct 2020vs1 Sep 2020

Raw Performance comparison

Pixel Rate

  • Radeon RX 6900 XT
    288.00 GP/s
  • GeForce RTX 3090
    189.80 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 6900 XT
    720.00 GT/s
  • GeForce RTX 3090
    556.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 6900 XT
    512.00 GB/s
  • GeForce RTX 3090
    936.20 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 6900 XT
    23040.00 GFLOPs
  • GeForce RTX 3090
    35580.00 GFLOPs

GFLOPs - higher is better