GeForce GTX 780 Ti vs Radeon HD 7950 Mac Edition

GeForce GTX 780 Ti
Memory: 3072Mb GDDR5DESKTOP
Release date: 7 Nov 2013
GeForce GTX 780 Ti
Radeon HD 7950 Mac Edition
Memory: 3072Mb GDDR5DESKTOP
Release date: 7 Mar 2013
Radeon HD 7950 Mac Edition

Summary

Synthetic performance index

  • GeForce GTX 780 Ti
    175%
  • Radeon HD 7950 Mac Edition
    100%

Relative performance

Reasons to consider GeForce GTX 780 Ti

Around 75% higher average synthetic performance.
Supports PhysX.
Supports G-Sync.
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty).
Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications.

Reasons to consider Radeon HD 7950 Mac Edition

50 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX 780 Ti .
Supports Direct3D 12 Async Compute.
Supports ReLive (allows game streaming/recording with minimum performance penalty).
Supports Mantle.

GeForce GTX 780 Ti

HWBench recommends GeForce GTX 780 Ti

The GeForce GTX 780 Ti is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTX 780 TiRadeon HD 7950 Mac Edition
GPU NameGK110B (GK110-425-B1)vsTahiti (Tahiti PRO)
Fab Process28 nmvs28 nm
Die Size561 mm²vs352 mm²
Transistors7,080 millionvs4,313 million
Shaders2880vs1792
Compute Units15vs28
Core clock875 MHzvs800 MHz
ROPs48vs32
TMUs240vs112

Memory Configuration

GeForce GTX 780 TiRadeon HD 7950 Mac Edition
Memory TypeGDDR5vsGDDR5
Bus Width384 bitvs384 bit
Memory Speed1750 MHz
7000 MHz effective
vs1250 MHz
5000 MHz effective
Memory Size3072 Mbvs3072 Mb

Additional details

GeForce GTX 780 TiRadeon HD 7950 Mac Edition
TDP250 wattsvs200 watts
Release Date7 Nov 2013vs7 Mar 2013

Raw Performance comparison

Pixel Rate

  • GeForce GTX 780 Ti
    52.50 GP/s
  • Radeon HD 7950 Mac Edition
    25.60 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 780 Ti
    210.00 GT/s
  • Radeon HD 7950 Mac Edition
    89.60 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 780 Ti
    336.00 GB/s
  • Radeon HD 7950 Mac Edition
    240.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 780 Ti
    5040.00 GFLOPs
  • Radeon HD 7950 Mac Edition
    2867.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 780 Ti
    16040
  • Radeon HD 7950 Mac Edition
    9130

Points (higher is better)