Lenovo ThinkSystem SR655 V3 User Manual

Figure 5. Server top view
Table 7. Component identification (top view)
1 Front backplane(s)
2 Intrusion switch
3 System fans
4 Memory modules
5 Processor and heat sink 6 Riser assemblies
7 Power supply unit 8 system board assembly
Note: The illustration shows the server rear configuration with two riser assemblies. The server rear
configurations vary by server model. For details, see
“Rear view” on page 18.
System-board-assembly layout
This section provides information about the connectors, switches, and jumpers that are available on the
system board assembly.
The following illustration shows the layout of the system board assembly that contains the system I/O board,
firmware and RoT security module, fan board, power inverter board (PIB) and processor board.
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ThinkSystem SR655 V3 User Guide

Lenovo ThinkSystem SR655 V3 Specifications

General

Processor	AMD EPYC 9004 Series
Form Factor	2U rack server
Memory	Up to 6TB
Memory Slots	24 DIMM slots
Storage	Up to 24 x 2.5" or 12 x 3.5" drives
NVMe Support	Yes
Networking	Multiple 1Gb/10Gb/25Gb/100Gb options
Expansion Slots	Up to 8x PCIe 5.0 slots
Operating System Support	Windows Server, VMware, Linux distributions
Cores per Processor	Up to 96 cores