Veeam released Backup & Replication 7.0 R2 a few days ago in case you missed it.
This is NOT a minor update and you will see good performance improvements by updating!
vSphere 5.5 support, including support for 62TB virtual disks and virtual hardware v10 virtual machines.
vCloud Director 5.5 support.
Support for Windows Server 2012 R2 and Windows 8.1 as guest virtual machines (VMs).
Windows Server 2012 R2 Hyper-V and free Hyper-V Server 2012 R2 support, including support for Generation 2 virtual machines.
Support for Windows Server 2012 R2 and Windows 8.1 as guest virtual machines (VMs)
Support for System Center 2012 R2 Virtual Machine Manager (VMM)
Built-in WAN acceleration
Increased data processing performance up to 50% with hard drive based cache, and up to 3 times with SSD based cache.
Please notice that:
Virtual appliance (hot add) processing mode does not support SATA disks.
vSAN beta is not supported.