File Extension Library


.3DMDEF File Extension

  • Developer by: Futuremark
  • Category: Data Files
  • Format: XML

What are .3DMDEF files and how to open them?

Can't open .3DMDEF file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .3DMDEF file.

What is a .3DMDEF file extension?

.3DMDEF file extension is created by Futuremark. .3DMDEF has been classified as Data Files. The format of .3DMDEF file is XML.

.3DMDEF is 3DMark Definition File

Settings file used by 3DMark, an application that enables users to benchmark the 3D gaming capability of a Windows computer; contains settings that define the 3DMark test; includes command-line options, number of benchmark loops, and scaling modes.

Default 3DMDEF files are located in the following directory:
C:\Program Files\Futuremark\3DMark\

Each benchmark test uses a 3DMDEF file. Some examples of 3DMDEF files included in 3DMark are icestorm.3dmdef, skydiver.3dmdef, firestrike.3dmdef, and cloudgate.3dmdef.

List of all softwares that can open the 3DMark Definition File
Windows
Futuremark 3DMark

How to fix problems with .3DMDEF files

  1. You need to update the application that you normally use to open .3DMDEF files. Only the latest version of the software supports the current .3DMDEF file format
  2. You need to check the .3DMDEF file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)