What are the system requirements for Altaro Physical Server Backup?

Supported Operating Systems

  • Windows Server 2008 R2
  • Windows Server 2012
  • Windows Server 2012 R2
  • Windows Server 2016
  • Windows Server 2019

Note: Hypervisors and Client Operating Systems are not supported.

Required Hardware Specifications

  • Minimum of i5 (or equivalent) processor
  • 2 GB RAM
  • 1 GB Hard Disk Space + 15 GB (for temporary files created during backup operations)
  • Minimum of 10% free disk space on each volume holding live VM data to be used for Microsoft Volume Shadow Copy

Software Prerequisites

  • MS .NET Framework 4.0/4.5 and 4.7 (required for TLS1.2) on Windows Server 2012
  • Minimum screen resolution for the Altaro Management console: 1280x800

Communication Ports

  • 35480 : Communication between User Interface and Altaro Physical Server Backup

Supported Backup Locations

  • USB External Drives
  • eSata External Drives
  • USB Flash Drives
  • Fileserver Network Shares using UNC Paths
  • NAS devices (Network Attached Storage) using UNC Paths
  • PC Internal Hard Drives (recommended only for evaluation purposes)


Target storage partitions must be either NTFS formatted or Network Paths and accessible by SMB3.0

Please ensure that the backup location chosen does not perform any sort of deduplication outside that of Altaro Physical Server Backup

Tape Devices are not supported as backup locations

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