Owners Manual

Dell Precision 3930 rack memory matrix
The Dell Precision 3930 rack memory matrix outlines an order by Channel/DIMM-number in which DIMMs are populated in the
memory slots
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NOTE: To achieve optimized memory performance a single DIMM needs to be populated in both Channels A and Channel B
regardless of the DIMM-number. Mixing of memory DIMM sizes is not supported.
Storage
Table 8. Storage specifications
Type Form factor Interface Security option Capacity
Four 2.5 inches Front
load Hard-Disk Drives
(HDD)
Approximately (2.76 x
3.959 x 0.276 inches)
Up to 6Gb/s (SATA
3.0)
OPAL /SED FIPS Up to 8 TB
Two 3.5 inches Front
load Hard-Disk Drives
(HDD)
Approximately (5.79 x 4
x 1)
Up to 6Gb/s (SATA
3.0)
NA Up to 16 TB
Two solid state drives
(SSD)
M.2 2280 2x PCIe x4 NVMe on
the system board (not
in a bay), Up to 32
Gbps
2x M.2 PCIe x4 NVMe
on Dell Ultraspeed
Drive Duo Card
(populated in PCIe slot
2 on Riser 1A)
SED/OPAL Up to 4 TB
NOTE: Your computer will either support two 3.5 inch hard-drives or four 2.5 inch hard-drives, depending on the
configuration.
NOTE: Front Load Hard-Disk Drives are not hot swappable.
14 System Information