So, Microsoft grabbed the 64-bit codebase from (which was rock solid) and slapped the Windows XP interface on it.
It officially supported up to 128 GB of physical RAM and 16 TB of virtual memory, making it a powerhouse for professional workflows like 3D rendering and video encoding. windows xp professional x64 edition archive.org
While accessing and experimenting with Windows XP Professional x64 Edition can be educational and nostalgic, it's not without challenges. Security is a significant concern, as this operating system is no longer supported by Microsoft, meaning it does not receive security updates or patches. Running such software on modern hardware or networks can pose risks, both to the system itself and the broader network. So, Microsoft grabbed the 64-bit codebase from (which