Storage; Internal Storage; Table 11. Supported Hard Drives - Dell PowerEdge R420 Technical Manual
Technical guide
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Also See for PowerEdge R420:
- Owner's manual (145 pages) ,
- Technical manual (49 pages) ,
- Getting started manual (9 pages)
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6 Storage
The Dell PowerEdge R420 supports internal and external storage options and controllers, different
drive types, and different chassis configurations for a varied number of drives.
Features such as CacheCade™ provide accelerated performance over previous technologies.
CacheCade uses Dell PERC storage controllers to accelerate performance over hard drives or
traditional solid- state drives.
Internal storage
R420 has three chassis to support up to three different drive- bay options.
•
4 x 3.5- inch drive option (base configuration, cabled tray)
•
4 x 3.5- inch drive option (volume configuration, hot- plug tray; 2.5- inch hybrid kit available for
2.5- inch drives)
•
8 x 2.5- inch drive option (maximum drive support in 1U, hot- plug tray)
Supported hard drives
The R420 supports up to eight 2.5- inch or four 3.5- inch hard drives or solid- state drives.
Self- encrypting drives (SED) are available. Table 11 lists more information about these drives. For an
up- to- date list of supported hard drives for the R420, see Dell.com/PowerEdge.
Form
Type
factor
Nearline SAS
SAS
SAS
2.5"
SAS SSD
SATA SSD
SATA*
SATA
3.5"
Nearline SAS
SAS
* Applies to the 8- drive bay only.
21
PowerEdge R420 Technical Guide
Table 11.
Supported hard drives
Speed
(rpm)
N/A
*
10K
15K
N/A
N/A
N/A
7.2K
7.2K
15K
Capacities
500G, 1TB, 1TB SED
300GB, 600GB, 900GB, 900GB SED
146GB, 300GB, 300GB SED
200GB, 300GB
100GB, 160GB, 200GB, 400GB, 600GB
250GB, 500GB, 1TB
500GB, 1TB, 2TB, 3TB, 4TB
1TB, 2TB, 3TB, 4TB
300GB, 600GB
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