If you are running the vintage PC port found on archives, the requirements are extremely low by modern standards:
If you're interested in playing Mega Man X6, consider the following alternatives: Download Megaman X6 Pc Free Full Version
Mega Man X6 (PC, 2002) : Capcom Entertainment, Inc. : Free Download, Borrow, and Streaming : Internet Archive. Internet Archive The Obscure Mega Man X6 PC Port Has Been Preserved If you are running the vintage PC port
However, you can still play the full version legally and safely: Released in 2000, it's the sixth main installment
Mega Man X6, also known as Rockman X6 in Japan, is a platformer game developed and published by Capcom. Released in 2000, it's the sixth main installment in the Mega Man X series. The game follows the story of Mega Man X and Zero as they battle against a group of rogue Mavericks.
If you downloaded a Japanese ISO or a buggy rip, you will face three major walls. Here is how to climb them:
This version includes "X Challenge" mode (fighting two bosses at once), a digital museum of rare production art, and the animated prequel film The Day of Sigma . The Original 2002 PC Port Mega Man X Legacy Collection 2 | MMKB | Fandom