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June 15th, 2023 01:00

Precision 3660 RAID 0

I have a new Precision 3660 Tower, this came with an i9-13900K and a basic 256gb SSD

I've installed installed an RTX A6000 and 2x Sabrent Rocket 4 Plus 8TB m.2 drives, using the Intel Storage Management app I'm using both 8TB drives in a RAID 0, I'm only getting read/write speeds which are just higher than a single drive, is this a limitation on the m.2 slots?

Single drive read/write is up to 7,100/6,000 MB/s

RAID 0 read/write is 7,087/6329 MB/s

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June 15th, 2023 04:00

According to system storage specifications, there are both PCIe gen4 and gen3 being used for M.2 slots.  That was the limitation if one of your drive is on gen3 slot. 

Check the transfer mode on each slot to know for certain.  It's harder for utility apps to detect slot in RAID volume.  You may also swap the boot drive to test each slot. 

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June 16th, 2023 01:00

Brilliant, thanks for the suggestion

I've moved the boot drive to slot 2 and this appears to be Gen 3

The two 8TB drives are now in Gen4 slots and now getting read/write speeds of 14082/9659 MB/s

August 1st, 2023 13:00

I'll just add that one key to setting up the RAID is using "CTRL + I" to access the RAID Setup, as it's not part of the normal BIOS.  You will need to enable RAID in the BIOS and turn on all the Drives you have connected.   I was able to create one RAID 1 Volume with my two M.2 Drives and another Raid 10 Volume with my four SSD SATA Drives.  Did have to manually add the RST Driver during Windows Install, just extracted the driver from Dell's list of drivers to the USB Drive I had the Windows Install mounted on.  During setup I picked those drivers and both of the RAID volumes showed up.

 

It was the Ctrl I that was throwing me off.... 

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