Dell MD3200 Specifications download pdf (Page 7)

Technical Guide Book for PowerVault MD3200MD3220

Key features of SAS 2.0

• 6Gb/s SAS Signaling – doubles the transfer rate from 3Gb to 6Gb

• DFE (Decision Feedback Equalization) – increases cable limit to 10m ( 2 – 4 is typical)

• Supports SAS mini connectors (SFF-8088 and SFF-8087)

• SSC (Spread Spectrum Clocking ) – ease of design implementation – reduce peak amplitude

of radiated emissions

• Supports SED (Self-Encrypting Drive) with Instant Secure Erase

• Delivers 2

generation SAS Discovery

• Standardized Zoning

• Expanded to 256

• Discovery executed by SAS Expanders

• Reduces time to discover large topologies

Figure 1. Controller Architecture

The RAID controllers are the “engines” or the “brains” of the MD3200 and MD3220 storage arrays. They

perform the RAID calculations, control the I/O movement, communicate with the management client, store

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Dell MD3200 Specifications Page 7