nusb3mon.exe is a program which is probably NOT a virus. So, if nusb3mon.exe is on your computer, it is probably ok, and will NOT be a cause for concern. Even if your PC is virus-free, it is still recommended to use a well-known antivirus with a good detection rate, in order to defend your system against potential security problems.
Usually, this program is found in C:\Program Files (x86)\ATI Technologies\AMDUSB3DeviceDetector\nusb3mon.exe.
The MD5 checksum for this program is 053c93d5967e08748dba0e132eaec0b3.
This program does NOT run as a Windows service. This is usually a good sign.
This program runs in 32-bit mode. It can not exploit the full power of nowadays' PC processors. This is quite normal because the publishers did not bother to upgrade it to use the x64 instruction set.
The description written in the file is AMD USB 3.0 Device Detector.
File version stored as a property 220.127.116.11.
Company name Advanced Micro Devices, Inc..
Legal copyright (C) 2011-2012 Advanced Micro Devices, Inc..
This exe does NOT have visible windows. This is most likely a bad thing.
A digital signature is missing from this program. The publisher did not bother to sign it. This is usually bad.
This program is set up to start when the PC starts. Yes
It has an uninstall routine, which is good. si are uninstall.