Storage; Internal Storage; Table 10. Supported Hard Drives - Dell PowerEdge R820 Technical Manual

6 Storage

The Dell PowerEdge R820 supports extensive internal and external storage options, internal and
external storage controllers, and different chassis and backplane options for a varied number of
drives.
Features such as Express Flash PCIe SSDs and CacheCade™ provide accelerated performance over
previous technologies. Express Flash drives use PCIe lanes to connect directly to the processor and
chipset and are easily accessible through the hot-plug drive bay. CacheCade uses Dell PERC storage
controllers to accelerate performance over hard drives or traditional SSDs.

Internal storage

The R820 supports the following internal storage options:
 8 x 2.5-inch drives
8 x 2.5-inch drives plus 4 x 2.5-inch Express Flash PCIe SSDs

8 + 8 x 2.5-inch drives

16 x 2.5-inch drives

Note: A system cannot be upgraded or reconfigured after point of purchase.
Supported hard drives
The R820 supports up to sixteen 2.5-inch hard drives or SSDs. Table 11 lists more information about
these drives. For additional information, see Dell.com/PowerEdge.
Form factor Type
SATA
Nearline SAS
SAS
2.5" SAS
SAS SSD
SATA SSD
PCIe SSD
20 PowerEdge R820 Technical Guide
Table 10. Supported hard drives
Speed (rpm) Capacities
7.2K 250GB, 500GB, 1TB
7.2K 500GB, 1TB, 1TB SED
10K 300GB, 600GB, 900GB, 900GB SED, 1.2TB
15K 146GB, 300GB, 300GB SED
N/A 200GB, 400GB
100GB, 160GB, 200GB, 300GB, 400GB, 480GB,
N/A
800GB
N/A 175GB, 350GB, 700GB, 1.2TB