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Server Motherboard

Assembly

A dual-socket server board: two CPU sockets, a compute SoC chipset, registered DIMM slots, VRMs, a baseboard management controller, and dense I/O. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Server Motherboard parts and their functions

9 top-level parts · 748 parts in total · full bill of materials below
Server Motherboard parts diagram: 1 bare PCB, 2 CPU socket (LGA), 3 compute SoC module, 4 RDIMM slot, 5 VRM phase, 6 BMC (baseboard mgmt controller), 7 CPU heatsink, 8 connector, 9 SMD passive (R/C/L). 748 parts in 9 top-level items.
Server Motherboard parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.
#PartQtyWhat it does
1 Bare PCB 1× Multilayer server PCB
2 CPU Socket (LGA) 2× LGA CPU sockets
3 Compute SoC Module 1× Platform chipset/PCH
4 RDIMM Slot 16× Registered DDR DIMM slots
5 VRM Phase 3 parts 4× CPU/memory VRM phases
6 BMC (Baseboard Mgmt Controller) 3 parts 1× Baseboard management controller
7 CPU Heatsink 2× Passive CPU heatsinks
8 Connector 24× Power, fan, and data headers
9 SMD Passive (R/C/L) 600× Surface-mount resistors, capacitors, and inductors, typically in 0402 to 1206 packages, that set voltages, filter noise, and time signals on a circuit board.

3D model

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Build & assembly graph

expand / collapse · shared sub-assemblies converge · links to related products · est. labour
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Bill of materials for Server Motherboard

9 top-level lines · 15 rows shown · 748 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Bare PCB pcb-bare 1× 1 · part
2 CPU Socket (LGA) rack-server-cpu-socket 2× 2 · part
3 Compute SoC Module soc-module 1× 1 · part
4 RDIMM Slot rack-server-dimm-slot 16× 16 · part
5 VRM Phase 3 parts rack-server-vrm 4× 4 15 assembly
5.1 VRM Power Stage rack-server-vrm-mosfet 2× 8 · part
5.2 VRM Inductor rack-server-vrm-inductor 1× 4 · part
5.3 SMD Passive (R/C/L) smd-passives 12× 48 · part
6 BMC (Baseboard Mgmt Controller) 3 parts rack-server-bmc 1× 1 42 assembly
6.1 BMC ASIC rack-server-bmc-soc 1× 1 · part
6.2 BMC/BIOS Flash rack-server-bmc-flash 1× 1 · part
6.3 SMD Passive (R/C/L) smd-passives 40× 40 · part
7 CPU Heatsink rack-server-cpu-heatsink 2× 2 · part
8 Connector connector 24× 24 · part
9 SMD Passive (R/C/L) smd-passives 600× 600 · part

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Where the server motherboard is used

1 product across 1 domain contain it, directly or inside a sub-assembly

Used in 1 assembly

Rack Server (2U)

Sourcing: possible vendors

Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$200. How estimates work
VendorHQSpecialtyMOQLead time
🇨🇳JLCPCB
jlcpcb.com ↗ 		Shenzhen, CN PCB fabrication 100 pcs 2–4 wks
🇨🇳PCBWay
pcbway.com ↗ 		Shenzhen, CN PCB fab & assembly 100 pcs 2–4 wks
🇨🇳Shennan Circuits
scc.com.cn ↗ 		Shenzhen, CN PCB manufacturer 100 pcs 2–4 wks
🇮🇳Shogini Technoarts
shogini.com ↗ 		Mumbai, IN PCB manufacturer 100 pcs 2–4 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 100 pcs 2–4 wks