Dell EMC PowerEdge R7425 - System Battery Specifications; Expansion Card Riser Specifications; Memory Specifications

System battery specica
tions
The PowerEdge R7425 system supports CR 2032 3.0-V lithium coin cell system battery.
Expansion card riser specica
tions
The PowerEdge R7425 system supports up to eight PCI express (PCIe) generation 3 expansion cards that can be installed on the system
board using expansion card risers. The following table provides detailed information about the expansion card riser specications:
Table 18. Expansion card riser specications
PCIe slot Riser Processor
connec
tion
Height Length Slot width
1 1A Processor 1 Full height Full length x16
1D Processor 1 Full height Full length x16
1E Processor 1 Full height Full length x16
2 1D Processor 1 Full height Full length x8
1E Processor 1 Full height Full length x16
3 1A Processor 1 Full height Full length x16
1D Processor 1 Full height Full length x8
4 2D Processor 1 Full height Full length x16
2A Processor 2 Full height Full length x16
2E Processor 2 Full height Full length x16
5 2D Processor 2 Full height Full length x16
6 2D Processor 2 Low prole Half length x8
2A Processor 2 Low prole Half length x8
2C Processor 2 Low prole Half length x16
2E Processor 2 Low prole Half length x8
7 3A Processor 2 Full height Full length x8
3B Processor 2 Full height Full length x16
8 3A Processor 2 Full height Full length x16
3B Processor 2 Full height Full length x16
Memory specications
The PowerEdge R7425 system supports up to thirty two 288-pins RDIMMs, and LRDIMMs with speeds of 2666 MT/s, 2400 MT/s, 2133
MT
/s, and 1866 MT/s with support for memory optimized operation.
Technical specications 29