If you can find a base Windows XP Professional x64 Edition ISO (RTM – Release to Manufacturing), you can "slipstream" SP2 into it using command-line tools like integrate .

Downloading and installing Windows XP SP2 64-bit ISO requires careful consideration of the associated risks and limitations. While we provide guidance on obtaining the OS, we strongly advise users to explore alternative options, such as upgrading to a modern, supported operating system. If you still need to use Windows XP SP2, ensure you follow best practices to minimize security risks and maintain a safe computing environment.

What is the for this setup (gaming, old software, or just for fun)?

that include all post-SP2 security updates through April 2019 and modern SATA/AHCI drivers. Key Features of the 64-Bit Edition

: While you cannot download the full OS, Microsoft still hosts the standalone Service Pack 2 update for x64 , which is intended for existing installations.