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Download Optix.51.dll and fix "dll not found" error!

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To quickly resolve your problem, we recommend download and use optix.51.dll Fix Tool. If you have technical experience and you want to install a DLL file manually, please select your version of Windows and download optix.51.dll, after that copy it to the appropriate place using the instruction below, it will fix dll errors.

What is Optix.51.dll ?

optix.51.dll - dll file called "" is a part of NVIDIA OptiX Ray Tracing Engine program developed by NVIDIA Corp..

Some applications or games may need this file to work properly. If optix.51.dll is missing, whenever you start the application/game you may experience various kinds of errors. To fix those errors, please read the Recommended Solution below.

File version:

File size: 38.53 MB

MD5 file sum: 34b8f4b1123bd3072276c6c4d7a70d44

SHA1 file sum: 227b6313b9ebaa1dc04b065c3f7a44bc8f1c2017

Optix.51.dll Error Screenshot

optix.51.dll missing

Possible error messages regarding this file:

optix.51.dll is missing

optix.51.dll error loading

optix.51.dll crash

optix.51.dll was not found

the procedure entry point optix.51.dll

optix.51.dll could not be located

optix.51.dll Access Violation

Cannot find optix.51.dll

Cannot register optix.51.dll

Recommended Solution to Fix Dll Error

To fix errors related with .DLL file you need to download optix.51.dll and copy it to the installation folder of the application or game, or copy it into the Windows system folder and it should fix the error. If you don’t know how to install this file, please read our tutorial about How to install DLL files.

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Requested missing .dll file and after 3 hours received an email saying that my file can be downloaded now. That was super-fast ! Thx!

Andrea Schiffer, Germany
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