NEC Express5800 System Configuration Manual page 46

SYSTEM CONFIGURATION GUIDE
Conditions for mixing of Internal Drives

Mixing of different type of SSD, HDD and mixing of HDD and SSD are not allowed to be installed in default factory configuration.

RAID controller is required for mixing of Internal Drives

Mixed Internal Drives cannot be installed in the same RAID array.

When using hot spare disk for different RAID arrays which consist of various type of drives, assign "Dedicated Hot Spare" to each
RAID arrays with the same type of drive, to prevent from mixing different type of drives in a RAID array. "Global Hot Spare" cannot
.
be used
Mixing of different type of drives
Two types of drive can be installed in standard drive cage (8slots) and optional drive cage (8slots), in total, up to four types of drive
using both cages. There is nine "type", such as SAS HDD 10,000rpm(512n), SAS HDD 10,000rpm(512e), SAS HDD
15,000rpm(512n), SAS HDD 7,200rpm(512e), SATA HDD 7,200rpm(512n), SATA HDD 7,200rpm(512e), SATA SSD(ME/VE/RI).
See some examples as below.
NEC Corporation
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NEC Express5800/R120h-2M
Revision 5.0 – January 2018
46