And who really is the performance is better, and why it depends?
It is impossible to say who of them is better performance for the simple reason that performance depends primarily on tasks
, and only the second of the characteristics of the devices themselves.If you shovel soup slurp, the performance will be much lower than a traditional spoon.
But if you shovel to make a hole - then the productivity of the shovel will be significantly higher than the spoon.
Infortrend said that their NASA hardware RAID, and other software. What does it mean?
This means that in one case, the calculations for the RAID makes a processor that is soldered on the Board for RAID, otherwise these calculations the program does using CPU resources.