Radeon RX 6600 vs Radeon R9 295X2

Radeon RX 6600
Memory: 8192Mb GDDR6DESKTOP
Release date: 13 Oct 2021
Radeon RX 6600
Radeon R9 295X2
Memory: 4096Mb GDDR5DESKTOP
Release date: 29 Apr 2014
Radeon R9 295X2

Summary

Gaming performance index

  • Radeon RX 6600
    201%
  • Radeon R9 295X2
    100%

Relative performance

Reasons to consider Radeon RX 6600

101% higher gaming performance.
368 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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

HWBench recommends Radeon RX 6600

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


Specifications

Core Configuration

Radeon RX 6600Radeon R9 295X2
GPU NameNavi 23 (Navi 23 XL (215-130000016))vsVesuvius (Vesuvius XT)
Fab Process7 nmvs28 nm
Die Size237 mm²vs438 mm²
Transistors11,060 millionvs6,200 million
Shaders1792vs2816
Raytracing Cores28vsnone
Compute Units28vs44
Core clock1626 MHzvs1018 MHz
ROPs64vs64
TMUs112vs176

Memory Configuration

Radeon RX 6600Radeon R9 295X2
Memory TypeGDDR6vsGDDR5
Bus Width128 bitvs512 bit x2
Memory Speed1750 MHz
14 Gbps effective
vs1250 MHz
5000 MHz effective
Memory Size8192 Mbvs4096 Mb

Additional details

Radeon RX 6600Radeon R9 295X2
TDP132 wattsvs500 watts
Release Date13 Oct 2021vs29 Apr 2014

Raw Performance comparison

Pixel Rate

  • Radeon RX 6600
    159.40 GP/s
  • Radeon R9 295X2
    130.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 6600
    279.00 GT/s
  • Radeon R9 295X2
    358.40 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 6600
    224.00 GB/s
  • Radeon R9 295X2
    640.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 6600
    8928.00 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
    107
  • Radeon R9 295X2
    48

FPS (higher is better)

The Witcher 3: Wild Hunt

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

  • Radeon RX 6600
    70
  • Radeon R9 295X2
    39

FPS (higher is better)