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Dell Precision 3551 Setup and specifications guide

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Storage

Your computer supports one of the following configurations:
  • One 2.5-inch hard drive
  • One M.2 2230/2280 solid state drive
  • One 2.5-inch hard drive + One M.2 2230/2280 solid state drive
The primary drive of your computer varies with the storage configuration. For computers:
  • with a M.2 drive, the M.2 drive is the primary drive
  • without a M.2 drive, the 2.5-inch hard drive is the primary drive
Table 1. Storage specifications

The following table provides the different storage options available on Precision 3551.

Form factor Interface type Capacity

One 2.5-inch hard disk drive

SATA AHCI, up to 6 Gbps

2 TB

One M.2 2230/2280 solid state drive

PCIe Gen 3x4 NVMe, up to 32 Gbps

2 TB

One M.2 2280 Self-Encrypting solid-state drive

PCIe Gen 3x4 NVMe, up to 32 Gbps

512 GB

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