Radeon RX 6600 vs Radeon RX Vega 56

Radeon RX 6600
Memory: 8192Mb GDDR6DESKTOP
Release date: 13 Oct 2021
Radeon RX 6600
Radeon RX Vega 56
Memory: 8192Mb HBM2DESKTOP
Release date: 8 Aug 2017
Radeon RX Vega 56

Summary

Gaming performance index

  • Radeon RX 6600
    113%
  • Radeon RX Vega 56
    100%

Relative performance

Reasons to consider Radeon RX 6600

13% higher gaming performance.
78 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon RX Vega 56 .
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 RX Vega 56

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 (11 combinations of games and resolutions).


Specifications

Core Configuration

Radeon RX 6600Radeon RX Vega 56
GPU NameNavi 23 (Navi 23 XL (215-130000016))vsVega 10 (Vega 10 XL)
Fab Process7 nmvs14 nm
Die Size237 mm²vs484 mm²
Transistors11,060 millionvs12,500 million
Shaders1792vs3584
Raytracing Cores28vsnone
Compute Units28vs56
Core clock1626 MHzvs1156 MHz
ROPs64vs64
TMUs112vs224

Memory Configuration

Radeon RX 6600Radeon RX Vega 56
Memory TypeGDDR6vsHBM2
Bus Width128 bitvs2048 bit
Memory Speed1750 MHz
14 Gbps effective
vs800 MHz
1600 MHz effective
Memory Size8192 Mbvs8192 Mb

Additional details

Radeon RX 6600Radeon RX Vega 56
TDP132 wattsvs210 watts
Release Date13 Oct 2021vs8 Aug 2017

Raw Performance comparison

Pixel Rate

  • Radeon RX 6600
    159.40 GP/s
  • Radeon RX Vega 56
    94.14 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 6600
    279.00 GT/s
  • Radeon RX Vega 56
    329.50 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 6600
    224.00 GB/s
  • Radeon RX Vega 56
    409.60 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 6600
    8928.00 GFLOPs
  • Radeon RX Vega 56
    10544.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

Assassins Creed: Valhalla

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    69
  • Radeon RX Vega 56
    57

FPS (higher is better)

Hitman III

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    148
  • Radeon RX Vega 56
    139

FPS (higher is better)

Shadow of the Tomb Raider

Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64

  • Radeon RX 6600
    105
  • Radeon RX Vega 56
    81

FPS (higher is better)

The Witcher 3: Wild Hunt

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

  • Radeon RX 6600
    107
  • Radeon RX Vega 56
    90

FPS (higher is better)

Assassins Creed: Valhalla

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    50
  • Radeon RX Vega 56
    45

FPS (higher is better)

Hitman III

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    96
  • Radeon RX Vega 56
    88

FPS (higher is better)

Shadow of the Tomb Raider

Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64

  • Radeon RX 6600
    68
  • Radeon RX Vega 56
    54

FPS (higher is better)

The Witcher 3: Wild Hunt

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

  • Radeon RX 6600
    70
  • Radeon RX Vega 56
    67

FPS (higher is better)

Assassins Creed: Valhalla

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    27
  • Radeon RX Vega 56
    27

FPS (higher is better)

Hitman III

Ultra quality - DirectX12 Windows 11

  • Radeon RX 6600
    48
  • Radeon RX Vega 56
    48

FPS (higher is better)

Shadow of the Tomb Raider

Highest detail, Pure Hair On, HBAO+, DirectX 12, Windows 11 x 64

  • Radeon RX 6600
    33
  • Radeon RX Vega 56
    28

FPS (higher is better)