.3DMDEF File Extension

3DMark Definition File

Developer Futuremark
3.0  |  2 Votes

What is a 3DMDEF 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.

More Information

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.

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Programs that open or reference 3DMDEF files


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