Radeon RX 570 vs Radeon HD 7990

Radeon RX 570
Memory: 4096Mb GDDR5 DESKTOP
Release date: 1 Apr 2017
Radeon RX 570
Radeon HD 7990
Memory: 3072Mb GDDR5 DESKTOP
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 570 Radeon HD 7990
GPU Name Ellesmere (Ellesmere PRO) vs Malta ()
Fab Process 14 nm vs 28 nm
Die Size 232 mm² vs 365 mm²
Transistors 5,700 million vs 4,313 million
Shaders 2048 vs 2048
Compute Units 32 vs 32
Core clock 926 MHz vs 950 MHz
ROPs 32 vs 32
TMUs 128 vs 128

Memory Configuration

Radeon RX 570 Radeon HD 7990
Memory Type GDDR5 vs GDDR5
Bus Width 256 bit vs 384 bit x2
Memory Speed 1650 MHz
6600 MHz effective
vs 1500 MHz
6000 MHz effective
Memory Size 4096 Mb vs 3072 Mb

Additional details

Radeon RX 570 Radeon HD 7990
TDP 120 watts vs 375 watts
Release Date 1 Apr 2017 vs 24 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