IntelAMTPP.dll is an Intel(R) Active Management Technology Posture Plugin. It contains this:
Problems with CTA
Bad configuration

AMTPP general message

Buffers received from CTA are invalid.

AMT PP doesn't support vendor id %1.

AMT PP doesn't support application %1.

AMT PP received invalid data from CTA

AMT PP couldn't retrieve credentials. Please run Config.exe.

AMT PP couldn't initialize WINSOCK.

AMT couldn't connect to AMT device. Check that AMT is functional and that AMT PP is correctly configured with Config.exe.
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Posture received from AMT device is too long (%1 bytes).

AMT PP retrieved the posture from AMT device and sent it to CTA.
Non-system processes like intelamtpp.dll originate from software you installed on your system. Since most applications store data on your hard disk and in your system's registry, it is likely that your computer has suffered fragmentation and accumulated invalid entries which can affect your PC's performance.

In Windows Task Manager, you can see what CPU, memory, disk and network utilization is causing the Intel(R) Active Management Technology process. To access the Task Manager, hold down the Ctrl + Shift + Esc keys at the same time. These three buttons are located on the far left of your keyboard.

This process is considered safe. It is unlikely to pose any harm to your system.

This process is not considered CPU intensive. However, running too many processes on your system may affect your PC’s performance. To reduce system overload, you can use the Microsoft System Configuration Utility (MSConfig) or the Windows Task Manager to manually find and disable processes that launch upon start-up.

Use the Windows Resource Monitor to find out which processes and applications write/read the most on the hard drive, send the most data to the Internet, or use the most memory. To access the Resource Monitor, press the key combination Windows key + R and then enter 'resmon'.