Cooling Fans Specifications; System Battery Specifications; Expansion Card Riser Specifications; Memory Specifications - Dell EMC DSS8440 Installation And Service Manual

Cooling fans specifications

The Dell EMC DSS8440 system supports up to twelve 60 mm x 60 mm (square) cooling fans.

System battery specifications

The Dell EMC DSS8440 system supports CR 2032 3.0-V lithium coin cell system battery.

Expansion card riser specifications

The Dell EMC DSS8440 system supports up to 10 x Dual Width Full Length PCIe slots and rear I/O 8 x Full Height Half Length PCIe slots.

Memory specifications

Table 4. Memory specifications
DIMM type DIMM rank
RDIMM Dual rank
RDIMM Dual rank
RDIMM Single rank
NOTE: Ensure that all the memory slots are populated either with DIMMs or DIMM blanks.
NOTE: It is recommended to have all DIMMs of the same type.

Drive specifications

The Dell EMC DSS8440 system supports 10 x 2.5 inch hard drives with following configurations:
• Drive 0–1: Support SATA/SAS only
• Drive 2–7: Support SATA/SAS/NVMe only
• Drive 8–9: Support NVMe only

Ports and connectors specifications

USB ports specifications

Dell EMC DSS8440 system supports two USB 3.0 ports available through back panel and one internal USB 3.0 port on system board.

COM port specifications

Dell EMC DSS8440 system supports one 9 pin 16550 compliant com ports available through the back panel.
14 Technical specifications
DIMM capacity
Minimum RAM
32 GB 64 GB
16 GB 32 GB
8 GB 16 GB
Dual processors
Maximum RAM
768 GB
384 GB
192 GB