Radeon HD 7870 XT vs Radeon R9 380

Radeon HD 7870 XT
Memory: 2048Mb GDDR5DESKTOP
Release date: 19 Nov 2012
Radeon HD 7870 XT
Radeon R9 380
Memory: 2048Mb GDDR5DESKTOP
Release date: 18 Jun 2015
Radeon R9 380

Summary

Synthetic performance index

  • Radeon HD 7870 XT
    100%
  • Radeon R9 380
    142%

Relative performance

Reasons to consider Radeon HD 7870 XT

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 42% 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 HD 7870 XTRadeon R9 380
GPU NameTahiti (Tahiti LE)vsAntigua (Antigua PRO)
Fab Process28 nmvs28 nm
Die Size352 mm²vs366 mm²
Transistors4,313 millionvs5,000 million
Shaders1536vs1792
Compute Units24vs28
Core clock925 MHzvs970 MHz
ROPs32vs32
TMUs96vs112

Memory Configuration

Radeon HD 7870 XTRadeon R9 380
Memory TypeGDDR5vsGDDR5
Bus Width256 bitvs256 bit
Memory Speed1500 MHz
6000 MHz effective
vs1375 MHz
5500 MHz effective
Memory Size2048 Mbvs2048 Mb

Additional details

Radeon HD 7870 XTRadeon R9 380
TDP185 wattsvs190 watts
Release Date19 Nov 2012vs18 Jun 2015

Raw Performance comparison

Pixel Rate

  • Radeon HD 7870 XT
    29.60 GP/s
  • Radeon R9 380
    31.04 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon HD 7870 XT
    88.80 GT/s
  • Radeon R9 380
    108.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon HD 7870 XT
    192.00 GB/s
  • Radeon R9 380
    176.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon HD 7870 XT
    2842.00 GFLOPs
  • Radeon R9 380
    3476.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon HD 7870 XT
    8590
  • Radeon R9 380
    12280

Points (higher is better)