Radeon Vega 8 vs Radeon RX Vega 64

Radeon Vega 8
Memory: 0Mb System SharedDESKTOP
Release date: 13 Feb 2018
Radeon Vega 8
Radeon RX Vega 64
Memory: 8192Mb HBM2DESKTOP
Release date: 8 Aug 2017
Radeon RX Vega 64

Summary

Reasons to consider Radeon Vega 8

230 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon RX Vega 64 .
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon RX Vega 64

Higher theoretical gaming performance, based on specifications.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 Vega 64

HWBench recommends Radeon RX Vega 64

Based on theoretical specifications.


Specifications

Core Configuration

Radeon Vega 8Radeon RX Vega 64
GPU NameRaven Ridge ()vsVega 10 (Vega 10 XT)
Fab Process14 nmvs14 nm
Die Size210 mm²vs484 mm²
Transistors4,940 millionvs12,500 million
Shaders512vs4096
Compute Units8vs64
Core clock300 MHzvs1250 MHz
ROPs16vs64
TMUs32vs256

Memory Configuration

Radeon Vega 8Radeon RX Vega 64
Memory TypeSystem SharedvsHBM2
Bus WidthSystem Sharedvs2048 bit
Memory SpeedSystem Sharedvs945 MHz
1890 MHz effective
Memory Size0 Mbvs8192 Mb

Additional details

Radeon Vega 8Radeon RX Vega 64
TDP65 wattsvs295 watts
Release Date13 Feb 2018vs8 Aug 2017

Raw Performance comparison

Pixel Rate

  • Radeon Vega 8
    17.60 GP/s
  • Radeon RX Vega 64
    96.00 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon Vega 8
    35.20 GT/s
  • Radeon RX Vega 64
    384.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon Vega 8
    0.00 GB/s
  • Radeon RX Vega 64
    483.80 GB/s

GB/s - higher is better

Single precision performance

  • Radeon Vega 8
    1126.00 GFLOPs
  • Radeon RX Vega 64
    12288.00 GFLOPs

GFLOPs - higher is better