GeForce RTX 4090 Ti vs Radeon RX 6900 XT

GeForce RTX 4090 Ti
Memory: 49152Mb GDDR6XDESKTOP
Release date: UNRELEASED
GeForce RTX 4090 Ti
Radeon RX 6900 XT
Memory: 16384Mb GDDR6DESKTOP
Release date: 28 Oct 2020
Radeon RX 6900 XT

Summary

Reasons to consider GeForce RTX 4090 Ti

Higher theoretical gaming performance, based on specifications.

Reasons to consider Radeon RX 6900 XT

500 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce RTX 4090 Ti .
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)

GeForce RTX 4090 Ti

HWBench recommends GeForce RTX 4090 Ti

Based on theoretical specifications.


Specifications

Core Configuration

GeForce RTX 4090 TiRadeon RX 6900 XT
GPU NameAD102 (AD102-450-A1)vsNavi 21 (Navi 21 XTX)
Fab Process4 nmvs7 nm
Die Size608 mm²vs536 mm²
Transistors76,300 millionvs26,800 million
Shaders18176vs5120
Tensor Cores568vsnone
Raytracing Cores142vsnone
Compute Units142vs80
Core clock2355 MHzvs1825 MHz
ROPs192vs128
TMUs568vs320

Memory Configuration

GeForce RTX 4090 TiRadeon RX 6900 XT
Memory TypeGDDR6XvsGDDR6
Bus Width384 bitvs256 bit
Memory Speed1500 MHz
24 Gbps effective
vs2000 MHz
16 Gbps effective
Memory Size49152 Mbvs16384 Mb

Additional details

GeForce RTX 4090 TiRadeon RX 6900 XT
TDP800 wattsvs300 watts
Release DateUNRELEASEDvs28 Oct 2020

Raw Performance comparison

Pixel Rate

  • GeForce RTX 4090 Ti
    504.00 GP/s
  • Radeon RX 6900 XT
    288.00 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce RTX 4090 Ti
    1491.00 GT/s
  • Radeon RX 6900 XT
    720.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce RTX 4090 Ti
    1152.00 GB/s
  • Radeon RX 6900 XT
    512.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce RTX 4090 Ti
    95420.00 GFLOPs
  • Radeon RX 6900 XT
    23040.00 GFLOPs

GFLOPs - higher is better