On October 18, 2021, Square Enix released an update for Shadow of the Tomb Raider, which removed the anti-piracy protection of Denuvo.
DSOG compared the versions with and without protection: the frame rate of Shadow of the Tomb Raider without protection increased noticeably. According to DSOG, the performance has improved by reducing the load on the processor.

Especially the performance improvement should be felt by owners of older processors.
Ultimately, after running tests on various graphics settings, given that Crystal Dynamics did not mention CPU or memory optimization, DSOG concluded that Denuvo did affect performance in Shadow of the Tomb Raider.
The YouTube channel Games That We Love also came to the conclusion that the anti-piracy protection negatively affects the game’s performance, which was demonstrated in the corresponding video, where they also compared Shadow of the Tomb Raider versions with and without protection:
Now anyone can use Shadow of the Tomb Raider as an example of a game that works worse with Denuvo tamper protection technology.