OK, let's back up for a second. What are you trying to figure out or accomplish? Is your goal to test Windows Soft RAID vs AMD Hybrid RAID? Or is your goal to ensure your SB850 performs at spec?
To ensure it performs up to the spec - see the 1st post tips. For apples to apples comparison you will need OS installed on independent drive and perform CDM or Anvil tests after drives were secure erased. Make sure to set everything up as posted in the 1st post of this thread. With 2 of my X-25M Soft and Hybrid 2R0 performed the same. Let me see if I can dig out bench screen...
Here you go:
SB850 Hybrid RAID (click to enlarge)
SB850 Soft RAID (click to enlarge)
P.S. Regarding new shiny things. Mattkosem is partially right. You could blame Intel's PCH for stealing SB850 short lived throughput crown. But mostly because thanks to Ao1 with his and others research on this forum, you will soon realize that all that you need to remove disk bottleneck is single SSD capable of pushing at QD1 200MB/s sequentially and about 20MB/s randomly...
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