Radeon R9 280X vs Radeon R7 250X

Radeon R9 280X
Memory: 3072Mb GDDR5DESKTOP
Release date: 8 Oct 2013
Radeon R9 280X
Radeon R7 250X
Memory: 1024Mb GDDR5DESKTOP
Release date: 13 Feb 2014
Radeon R7 250X

Summary

Synthetic performance index

  • Radeon R9 280X
    272%
  • Radeon R7 250X
    100%

Relative performance

Reasons to consider Radeon R9 280X

Around 172% higher average synthetic performance.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 R7 250X

170 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon R9 280X .
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon R9 280X

HWBench recommends Radeon R9 280X

The Radeon R9 280X is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

Radeon R9 280XRadeon R7 250X
GPU NameTahiti (Tahiti XTL)vsCape Verde (Cape Verde XT)
Fab Process28 nmvs28 nm
Die Size352 mm²vs123 mm²
Transistors4,313 millionvs1,500 million
Shaders2048vs640
Compute Units32vs10
Core clock850 MHzvs950 MHz
ROPs32vs16
TMUs128vs40

Memory Configuration

Radeon R9 280XRadeon R7 250X
Memory TypeGDDR5vsGDDR5
Bus Width384 bitvs128 bit
Memory Speed1500 MHz
6000 MHz effective
vs1125 MHz
4500 MHz effective
Memory Size3072 Mbvs1024 Mb

Additional details

Radeon R9 280XRadeon R7 250X
TDP250 wattsvs80 watts
Release Date8 Oct 2013vs13 Feb 2014

Raw Performance comparison

Pixel Rate

  • Radeon R9 280X
    27.20 GP/s
  • Radeon R7 250X
    15.20 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R9 280X
    109.00 GT/s
  • Radeon R7 250X
    38.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R9 280X
    288.00 GB/s
  • Radeon R7 250X
    72.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R9 280X
    3482.00 GFLOPs
  • Radeon R7 250X
    1216.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • Radeon R9 280X
    10960
  • Radeon R7 250X
    4020

Points (higher is better)