Radeon R5 340X OEM vs Radeon HD 7770 GHz Edition

Radeon R5 340X OEM
Memory: 1024Mb GDDR5DESKTOP
Release date: 5 May 2015
Radeon R5 340X OEM
Radeon HD 7770 GHz Edition
Memory: 1024Mb GDDR5DESKTOP
Release date: 15 Feb 2012
Radeon HD 7770 GHz Edition

Summary

Reasons to consider Radeon R5 340X OEM

This is a much newer product, it might have better long term support.
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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications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 HD 7770 GHz Edition

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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

No clear winner declared

We have no data to declare a winner at this time.


Specifications

Core Configuration

Radeon R5 340X OEMRadeon HD 7770 GHz Edition
GPU NameOland (Oland XT)vsCape Verde (Cape Verde XT)
Fab Process28 nmvs28 nm
Die Size90 mm²vs123 mm²
Transistors1,040 millionvs1,500 million
Shaders384vs640
Compute Units6vs10
Core clock1000 MHzvs1000 MHz
ROPs8vs16
TMUs24vs40

Memory Configuration

Radeon R5 340X OEMRadeon HD 7770 GHz Edition
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs128 bit
Memory Speed1125 MHz
4500 MHz effective
vs1125 MHz
4500 MHz effective
Memory Size1024 Mbvs1024 Mb

Additional details

Radeon R5 340X OEMRadeon HD 7770 GHz Edition
TDP65 wattsvs80 watts
Release Date5 May 2015vs15 Feb 2012

Raw Performance comparison

Pixel Rate

  • Radeon R5 340X OEM
    8.00 GP/s
  • Radeon HD 7770 GHz Edition
    16.00 GP/s

GigaPixels - higher is better

Texel Rate

  • Radeon R5 340X OEM
    24.00 GT/s
  • Radeon HD 7770 GHz Edition
    40.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • Radeon R5 340X OEM
    72.00 GB/s
  • Radeon HD 7770 GHz Edition
    72.00 GB/s

GB/s - higher is better

Single precision performance

  • Radeon R5 340X OEM
    768.00 GFLOPs
  • Radeon HD 7770 GHz Edition
    1280.00 GFLOPs

GFLOPs - higher is better