Technical Guide

Table Of Contents
Storage
Topics:
Storage controllers
Supported drives
Internal storage configuration
External storage
Storage controllers
Dell's RAID controller options offer performance improvements, including the fPERC solution. fPERC provides a base RAID HW
controller without consuming a PCIe slot by using a small form factor and high-density connector to the base planar.
15G PERC Controller offerings will be a heavy leverage of 14G PERC family. The Value and Value Performance levels will carry
over to 15G from 14G. New to 15G, is the Harpoon-based Premium Performance tier offering. This high-end offering will drive
IOPs performance and enhanced SSD performance.
15G PERC Controller offerings will be a heavy leverage of 14G PERC family. The Value and Value Performance levels will carry
over to 15G from 14G. New to 15G, is the Harpoon-based Premium Performance tier offering. This high-end offering will drive
IOPs performance and enhanced SSD performance.
Table 7. PERC Series controller offerings
Performance Level Controller and Description
Entry S150 (SATA, NVMe) SW RAID SATA, NVMe
Value H345, HBA355 (Internal/External)
Value Performance H745, H755, H755N
Premium Performance H840 Harpoon Chip (LSI 3508) Memory: 8 GB DDR4 NV
cache 72-bit memory 2133 MHz Mini and low profile form
factors Dual A15 1.2 GHz Processor x8 PCIe 3.0, x8 12Gb SAS
Supported drives
The table shown below lists the internal drives supported by the R650xs.
Table 8. Supported drives
Form Factor Type Speed Rotational Speed
2.5-inches SATA SSD 6 GB N/A
2.5-inches SATA 6 GB 7.2K
2.5-inches SAS 12 GB 7.2K
2.5-inches SAS SSD 12 GB N/A
2.5-inches SAS 12 GB 10K
2.5-inches SAS 12 GB 15K
3.5-inches SATA 6 GB 7.2K
3.5-inches SAS SSD 12 GB 7.2K
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16 Storage