Dell PowerEdge C6520 EMC Technical Specifications - Page 7

Drives The PowerEdge C6520 system supports: ● 12 x 3.5-inch SAS/SATA (HDD/SSD) drives ● 24 x 2.5-inch SAS/SATA (HDD/SSD) /NVMe drive. Table 8. Maximum number of supported drive options for the PowerEdge C6520 sled Maximum number of drives in the Maximum number of drives assigned per sled sled 12 x 3.5-inch drive systems Three SAS or SATA drives and SATA SSDs per sled 24 x 2.5-inch Non-NVMe drives configuration Six SAS or SATA drives and SATA SSDs per sled 8 x 2.5-inch NVMe drives configuration (2 NVMe drives per sled / 8 NVMe drives per chassis) The NVMe backplane supports either of these configurations: ● Two NVMe drives and four SAS or SATA drives and SATA SSDs per sled NOTE: NVMe drives are limited to PCIe Gen3 speed. ● Six SAS or SATA drives and SATA SSDs per sled 24 x 2.5-inch NVMe drives configuration Six NVMe drives per sled M.2 SATA drive (optional) The supported capacity of the M.2 SATA card is up to 960 GB NOTE: The M.2 SATA card can be installed on the M.2 riser or on the BOSS card Micro-SD card (optional) for boot (up to 64 GB) One on Riser 1a NOTE: For more information about how to hot swap NVMe PCIe SSD U.2 device, see the Dell Express Flash NVMe PCIe SSD User's Guide at https://www.dell.com/support Browse all Products > Data Center Infrastructure > Storage Adapters & Controllers > Dell PowerEdge Express Flash NVMe PCIe SSD > Documentation > Manuals and Documents. Storage specifications The PowerEdge C6520 sled supports. Table 9. Storage controller cards for the system Internal controllers ● PERC H745 ● HBA345 ● S150 ● H345 ● Boot Optimized Storage Subsystem (BOSS-S1): HWRAID 2 x M.2 SSDs External controllers ● 12 Gbps SAS Ext. HBA Table 10. Supported RAID options with M.2 SATA drives Options Single M.2 SATA drive without RAID Hardware RAID RAID Mode Number of drives supported Supported CPUs No N/A 1 CPU 1 Dual M.2 SATA drives with hardware RAID Yes RAID 1, RAID 0 2 CPU 1 Technical specifications 7