Radeon RX 570 vs Radeon HD 7990

Radeon RX 570
Memory: 4096Mb GDDR5DESKTOP
Release date: 1 Apr 2017
Radeon RX 570
Radeon HD 7990
Memory: 3072Mb GDDR5DESKTOP
Release date: 24 Apr 2013
Radeon HD 7990

Summary

Reasons to consider Radeon RX 570

255 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7990 .
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).
Supports TrueAudio.

Reasons to consider Radeon HD 7990

Supports Direct3D 12 Async Compute.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports Mantle.

No clear winner declared

We have no data to declare a winner at this time.


Specifications

Core Configuration

Radeon RX 570Radeon HD 7990
GPU NameEllesmere (Ellesmere PRO)vsMalta ()
Fab Process14 nmvs28 nm
Die Size232 mm²vs365 mm²
Transistors5,700 millionvs4,313 million
Shaders2048vs2048
Compute Units32vs32
Core clock926 MHzvs950 MHz
ROPs32vs32
TMUs128vs128

Memory Configuration

Radeon RX 570Radeon HD 7990
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs384 bit x2
Memory Speed1650 MHz
6600 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size4096 Mbvs3072 Mb

Additional details

Radeon RX 570Radeon HD 7990
TDP120 wattsvs375 watts
Release Date1 Apr 2017vs24 Apr 2013

Raw Performance comparison

Pixel Rate

  • Radeon RX 570
    38.60 GP/s
  • Radeon HD 7990
    60.80 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon RX 570
    154.40 GT/s
  • Radeon HD 7990
    244.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon RX 570
    211.20 GB/s
  • Radeon HD 7990
    576.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon RX 570
    4940.00 GFLOPs
  • Radeon HD 7990
    7782.00 GFLOPs

GFLOPs - higher is better