Radeon R9 285 vs Radeon R9 380 OEM

Radeon R9 285
Memory: 2048Mb GDDR5DESKTOP
Release date: 2 Sep 2014
Radeon R9 285
Radeon R9 380 OEM
Memory: 4096Mb GDDR5DESKTOP
Release date: 5 May 2015
Radeon R9 380 OEM
You are comparing OEM or variant versions of at least one VGA. Did you mean Radeon R9 285 vs Radeon R9 380 instead?

Summary

Synthetic performance index

  • Radeon R9 285
    100%
  • Radeon R9 380 OEM
    113%

Relative performance

Reasons to consider Radeon R9 285

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

Reasons to consider Radeon R9 380 OEM

Around 13% higher average synthetic performance.
Supports Direct3D 12 Async Compute.
Supports FreeSync.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports TrueAudio.

Radeon R9 380 OEM

HWBench recommends Radeon R9 380 OEM

Based on game and synthetic benchmarks, and theoretical specifications.

Specifications

Core Configuration

Radeon R9 285Radeon R9 380 OEM
GPU NameTonga (Tonga PRO)vsAntigua (Antigua PRO)
Fab Process28 nmvs28 nm
Die Size366 mm²vs366 mm²
Transistors5,000 millionvs5,000 million
Shaders1792vs1792
Compute Units28vs28
Core clock918 MHzvs918 MHz
ROPs32vs32
TMUs112vs112

Memory Configuration

Radeon R9 285Radeon R9 380 OEM
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs256 bit
Memory Speed1375 MHz
5500 MHz effective
vs1375 MHz
5500 MHz effective
Memory Size2048 Mbvs4096 Mb

Additional details

Radeon R9 285Radeon R9 380 OEM
TDP190 wattsvs190 watts
Release Date2 Sep 2014vs5 May 2015

Raw Performance comparison

Pixel Rate

  • Radeon R9 285
    29.38 GP/s
  • Radeon R9 380 OEM
    29.40 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R9 285
    102.80 GT/s
  • Radeon R9 380 OEM
    103.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R9 285
    176.00 GB/s
  • Radeon R9 380 OEM
    176.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R9 285
    3290.00 GFLOPs
  • Radeon R9 380 OEM
    3290.00 GFLOPs

GFLOPs - higher is better


Synthetic benchmarks

3DMark 11

  • Radeon R9 285
    10790
  • Radeon R9 380 OEM
    12280

Points (higher is better)