Figure 13. Locating the Express Service Code and Service tag
1. Information tag (front view) 2. Information tag (back view)
3. OpenManage Mobile (OMM) label 4. iDRAC MAC address and iDRAC secure password label
5. Service Tag, Express Service Code, QRL label
The Exp Svc Code is used by Dell to route support calls to the appropriate personnel.
Alternatively, the Service Tag information is located on a label on rear of the chassis.
Rail sizing and rack compatibility matrix
For specific information about the rail solutions compatible with your system, see the Dell Enterprise Systems Rail
Sizing and Rack Compatibility Matrix available at https://i.dell.com/sites/csdocuments/Business_solutions_engineering-
Docs_Documents/en/rail-rack-matrix.pdf.
The document provides the information that is listed below:
● Specific details about rail types and their functionalities.
● Rail adjustability range for various types of rack mounting flanges.
● Rail depth with and without cable management accessories.
● Types of racks supported for various types of rack mounting flanges.
Product positioning
● Performance
○ Two 4
th
Generation Intel Xeon Scalable processors with up to 56 cores
○ 32 DDR5 DIMM slots
○ Up to 4 x PCIe Gen5 slots
● Availability
○ Four Redundant AC or DC power supply unit (PSU)
○ Hot-plug and hot swappable PSUs, drives, and cooling fans
○ Five high performance gold (HPR) GPU fans
○ iDRAC with Lifecycle Controller
○ Four NVIDIA H100 SXM5 GPU
● Expandability and I/O Storage
○ 8 x 2.5-inch hot-swappable NVMe drives
Dell PowerEdge XE8640 system overview
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