GeForce GTX TITAN Z vs GeForce GTX TITAN X

GeForce GTX TITAN Z
Memory: 6144Mb GDDR5DESKTOP
Release date: 28 May 2014
GeForce GTX TITAN Z
GeForce GTX TITAN X
Memory: 12288Mb GDDR5DESKTOP
Release date: 17 Mar 2015
GeForce GTX TITAN X

Summary

Gaming performance index

  • GeForce GTX TITAN Z
    100%
  • GeForce GTX TITAN X
    104%

Relative performance

Reasons to consider GeForce GTX TITAN Z

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Based on an outdated architecture (Nvidia Kepler), there are less performance optimizations for current games and applications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 GeForce GTX TITAN X

125 watts lower power draw. This might be a strong point if your current power supply is not enough to handle the GeForce GTX TITAN Z .
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Based on an outdated architecture (Nvidia Maxwell), there may be no performance optimizations for current games and applications

No clear winner declared

These graphics cards seems to have comparable performance based on the game benchmark suite used (5 combinations of games and resolutions).


Specifications

Core Configuration

GeForce GTX TITAN ZGeForce GTX TITAN X
GPU NameGK110B (GK110-430-B1)vsGM200 (GM200-400-A1)
Fab Process28 nmvs28 nm
Die Size561 mm²vs601 mm²
Transistors7,080 millionvs8,000 million
Shaders2880vs3072
Compute Units15vs24
Core clock705 MHzvs1000 MHz
ROPs48vs96
TMUs240vs192

Memory Configuration

GeForce GTX TITAN ZGeForce GTX TITAN X
Memory TypeGDDR5vsGDDR5
Bus Width384 bit x2vs384 bit
Memory Speed1750 MHz
7000 MHz effective
vs1753 MHz
7012 MHz effective
Memory Size6144 Mbvs12288 Mb

Additional details

GeForce GTX TITAN ZGeForce GTX TITAN X
TDP375 wattsvs250 watts
Release Date28 May 2014vs17 Mar 2015

Raw Performance comparison

Pixel Rate

  • GeForce GTX TITAN Z
    84.60 GP/s
  • GeForce GTX TITAN X
    96.00 GP/s

GigaPixels - higher is better

Texel Rate

  • GeForce GTX TITAN Z
    338.40 GT/s
  • GeForce GTX TITAN X
    192.00 GT/s

GigaTexels - higher is better

Memory bandwidth

  • GeForce GTX TITAN Z
    672.00 GB/s
  • GeForce GTX TITAN X
    337.00 GB/s

GB/s - higher is better

Single precision performance

  • GeForce GTX TITAN Z
    8122.00 GFLOPs
  • GeForce GTX TITAN X
    6144.00 GFLOPs

GFLOPs - higher is better

Game benchmarks

Bioshock Infinite

DX11, Ultra, DDOD, FXAA

  • GeForce GTX TITAN Z
    122
  • GeForce GTX TITAN X
    114

FPS (higher is better)

Hitman Absolution

DX11, High Quality, 2x MSAA, 16x AF

  • GeForce GTX TITAN Z
    98
  • GeForce GTX TITAN X
    87

FPS (higher is better)

Thief 2014

DX11, Very High Details

  • GeForce GTX TITAN Z
    71
  • GeForce GTX TITAN X
    77

FPS (higher is better)

Thief 2014

DX11, Very High Details

  • GeForce GTX TITAN Z
    84
  • GeForce GTX TITAN X
    104

FPS (higher is better)

Thief 2014

DX11, Very High Details

  • GeForce GTX TITAN Z
    39
  • GeForce GTX TITAN X
    42

FPS (higher is better)