Radeon RX 6600 XT vs Radeon R9 295X2

Radeon RX 6600 XT
Memory: 8192Mb GDDR6DESKTOP
Release date: 30 Jul 2021
Radeon RX 6600 XT
Radeon R9 295X2
Memory: 4096Mb GDDR5DESKTOP
Release date: 29 Apr 2014
Radeon R9 295X2

Summary

Gaming performance index

  • Radeon RX 6600 XT
    246%
  • Radeon R9 295X2
    100%

Relative performance

Reasons to consider Radeon RX 6600 XT

146% higher gaming performance.
340 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon R9 295X2 .
This is a much newer product, it might have better long term support.
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 Radeon R9 295X2

Supports Direct3D 12 Async Compute
Supports FreeSync
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports TrueAudio
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon RX 6600 XT

HWBench recommends Radeon RX 6600 XT

The Radeon RX 6600 XT is the better performing card based on the game benchmark suite used (2 combinations of games and resolutions).


Specifications

Core Configuration

Radeon RX 6600 XTRadeon R9 295X2
GPU NameNavi 23 (Navi 23 XT (215-130000006))vsVesuvius (Vesuvius XT)
Fab Process7 nmvs28 nm
Die Size237 mm²vs438 mm²
Transistors11,060 millionvs6,200 million
Shaders2048vs2816
Raytracing Cores32vsnone
Compute Units32vs44
Core clock1968 MHzvs1018 MHz
ROPs64vs64
TMUs128vs176

Memory Configuration

Radeon RX 6600 XTRadeon R9 295X2
Memory TypeGDDR6vsGDDR5
Bus Width128 bitvs512 bit x2
Memory Speed2000 MHz
16 Gbps effective
vs1250 MHz
5000 MHz effective
Memory Size8192 Mbvs4096 Mb

Additional details

Radeon RX 6600 XTRadeon R9 295X2
TDP160 wattsvs500 watts
Release Date30 Jul 2021vs29 Apr 2014

Raw Performance comparison

Pixel Rate

  • Radeon RX 6600 XT
    165.70 GP/s
  • Radeon R9 295X2
    130.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 6600 XT
    331.40 GT/s
  • Radeon R9 295X2
    358.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 6600 XT
    256.00 GB/s
  • Radeon R9 295X2
    640.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 6600 XT
    10600.00 GFLOPs
  • Radeon R9 295X2
    11466.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

The Witcher 3: Wild Hunt

DX11,Max Details, 16:1 HQ-AF, +AA

  • Radeon RX 6600 XT
    130
  • Radeon R9 295X2
    48

FPS (higher is better)

The Witcher 3: Wild Hunt

DX11,Max Details, 16:1 HQ-AF, +AA

  • Radeon RX 6600 XT
    87
  • Radeon R9 295X2
    39

FPS (higher is better)