1.4 TB database, 52 mins backup time.

So, 1 TB would be like 37 mins. Approximately 27 GB/min, 450 MB/s.

This is with Compression = On.

Database is on RAID 6, 10...

I'm used to using RAID 10 almost always for DB setups. But I think that RAID 5 will gain significance once again when SSD disks begin to be more widely...

Unfortunately, in my 20+ years of experience as software developer (started at 13 years old age to work professionally - for money), I'm still waiting to see the first lady...