Virtual disks (VMDK, VHDX) routinely exceed 64 TB in modern environments. 32-bit file systems and applications often have a maximum file size of 2 GB (for some legacy backup formats) or 4 GB. 64-bit versions support extremely large files (e.g., 256 TB per backup archive), which is essential for capturing multi-terabyte VMs without splitting or corruption.
As of early 2026, the following 64-bit software versions are considered industry leaders for virtual environments: Veeam Software virtual backup 64 bit latest version
Performance & reliability
The landscape for virtual backup software in 2026 is dominated by 64-bit solutions that prioritize ransomware resilience, AI-driven threat detection, and hybrid cloud flexibility. While "Virtual Backup" can refer to a specific utility for mobile data Virtual disks (VMDK, VHDX) routinely exceed 64 TB
The "latest version" of any software brings features, but in virtual backup, the latest version brings . We have moved past the era of "agent-based" backups where we installed software inside every VM. The current standard is Agentless, Image-Based Backup . As of early 2026, the following 64-bit software
If you are looking for professional software to back up on a 64-bit Windows system, these are the top-rated options as of 2026: