Radeon R9 280 vs Radeon R9 380

Radeon R9 280
Memory: 3072Mb GDDR5DESKTOP
Release date: 4 Mar 2014
Radeon R9 280
Radeon R9 380
Memory: 2048Mb GDDR5DESKTOP
Release date: 18 Jun 2015
Radeon R9 380

Summary

Synthetic performance index

  • Radeon R9 280
    100%
  • Radeon R9 380
    125%

Relative performance

Reasons to consider Radeon R9 280

Supports Direct3D 12 Async Compute
Supports ReLive (allows game streaming/recording with minimum performance penalty)
Supports Mantle
Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Reasons to consider Radeon R9 380

This is a much newer product, it might have better long term support.
Around 25% higher average synthetic performance.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 R9 380

HWBench recommends Radeon R9 380

The Radeon R9 380 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon R9 280Radeon R9 380
GPU NameTahiti (Tahiti PRO3)vsAntigua (Antigua PRO)
Fab Process28 nmvs28 nm
Die Size352 mm²vs366 mm²
Transistors4,313 millionvs5,000 million
Shaders1792vs1792
Compute Units28vs28
Core clock827 MHzvs970 MHz
ROPs32vs32
TMUs112vs112

Memory Configuration

Radeon R9 280Radeon R9 380
Memory TypeGDDR5vsGDDR5
Bus Width384 bitvs256 bit
Memory Speed1250 MHz
5000 MHz effective
vs1375 MHz
5500 MHz effective
Memory Size3072 Mbvs2048 Mb

Additional details

Radeon R9 280Radeon R9 380
TDP200 wattsvs190 watts
Release Date4 Mar 2014vs18 Jun 2015

Raw Performance comparison

Pixel Rate

  • Radeon R9 280
    29.86 GP/s
  • Radeon R9 380
    31.04 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R9 280
    104.50 GT/s
  • Radeon R9 380
    108.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R9 280
    240.00 GB/s
  • Radeon R9 380
    176.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R9 280
    3344.00 GFLOPs
  • Radeon R9 380
    3476.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon R9 280
    9790
  • Radeon R9 380
    12280

Points (higher is better)