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NEC Express5800 rack servers are designed to deliver high performance, reliability and availability at affordable prices and address any business environment, from work groups and small businesses to medium and large enterprises.
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| Model | R120d-2E | R120d-2M | R120d-2E Storage-Rich |
| Form factor | 2U | 2U | 2U |
| Processor family | Intel® Xeon® E5-2400 product family | Intel® Xeon® E5-2600 product family | Intel® Xeon® E5-2400 product family |
| Number of processors | 1 or 2 | 1 or 2 | 1 or 2 |
| Processor core available | 8 or 6 or 4 | 8 or 6 or 4 | 8 or 6 or 4 |
| Maximum memory | 384 GB | 768 GB | 384 GB |
| Memory slots | 12 | 24 | 12 |
| Memory type | DDR3-1333 LV UDIMMs DDR3-1600 LV RDIMMs |
DDR3-1333 LV UDIMMs DDR3-1600 LV RDIMMs DDR3-1333 LV LRDIMMs |
DDR3-1333 LV UDIMMs DDR3-1600 LV RDIMMs |
| Expansion Slots | 6 (5 ext., 1 int.) | 7 (6 ext., 1 int.) | 6 (5 ext., 1 int.) |
| Maximum drive bays |
(8 to 12) 2.5-inch (6) 3.5-inch |
(8 to 16) 2.5-inch |
(24 to 26) 2.5-inch (12) 3.5-inch plus (2) 2.5-inch |
| Supported drives |
Hot plug 2.5-inch SAS Hot plug 2.5-inch SATA Hot plug 3.5-inch SATA |
Hot plug 2.5-inch SAS Hot plug 2.5-inch SATA |
Hot plug 2.5-inch SAS Hot plug 2.5-inch SATA Hot plug 3.5-inch SATA |
| System management | EXPRESS- SCOPE Engine 3 |
EXPRESS- SCOPE Engine 3 |
EXPRESS- SCOPE Engine 3 |