GeForce GTX 950 vs Radeon HD 7990

GeForce GTX 950
Memory: 2048Mb GDDR5DESKTOP
Release date: 20 Aug 2015
GeForce GTX 950
Radeon HD 7990
Memory: 3072Mb GDDR5DESKTOP
Release date: 24 Apr 2013
Radeon HD 7990

Summary

Synthetic performance index

  • GeForce GTX 950
    100%
  • Radeon HD 7990
    218%

Relative performance

Reasons to consider GeForce GTX 950

285 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the Radeon HD 7990 .
This is a much newer product, it might have better long term support.
Supports PhysX
Supports G-Sync
Supports ShadowPlay (allows game streaming/recording with minimum performance penalty)
Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

Reasons to consider Radeon HD 7990

Around 118% 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Based on an outdated architecture (AMD GCN), there may be no performance optimizations for current games and applications

Radeon HD 7990

HWBench recommends Radeon HD 7990

The Radeon HD 7990 is the better performing card based on the synthetic benchmarks used (1 benchmarks).


Specifications

Core Configuration

GeForce GTX 950Radeon HD 7990
GPU NameGM206 (GM206-250-A1)vsMalta ()
Fab Process28 nmvs28 nm
Die Size228 mm²vs365 mm²
Transistors2,940 millionvs4,313 million
Shaders768vs2048
Compute Units6vs32
Core clock1024 MHzvs950 MHz
ROPs32vs32
TMUs48vs128

Memory Configuration

GeForce GTX 950Radeon HD 7990
Memory TypeGDDR5vsGDDR5
Bus Width128 bitvs384 bit x2
Memory Speed1653 MHz
6612 MHz effective
vs1500 MHz
6000 MHz effective
Memory Size2048 Mbvs3072 Mb

Additional details

GeForce GTX 950Radeon HD 7990
TDP90 wattsvs375 watts
Release Date20 Aug 2015vs24 Apr 2013

Raw Performance comparison

Pixel Rate

  • GeForce GTX 950
    32.80 GP/s
  • Radeon HD 7990
    60.80 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX 950
    49.20 GT/s
  • Radeon HD 7990
    244.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX 950
    105.80 GB/s
  • Radeon HD 7990
    576.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX 950
    1572.90 GFLOPs
  • Radeon HD 7990
    7782.00 GFLOPs

GFLOPs - higher is better

Synthetic benchmarks

3DMark 11

  • GeForce GTX 950
    8490
  • Radeon HD 7990
    18530

Points (higher is better)