HP

HP DC5100 Microtower System Board 403714-001

OEM replacement system board to restore full functionality to your HP DC5100 Microtower desktop.

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Overview

Revitalize Your System with the HP DC5100 Microtower System Board

Replace a faulty or outdated system board with this HP DC5100 Microtower System Board. This board is essential for restoring your system's core functionality.

Specifications:

  • Model: 403714-001
  • Part Number: 398550-001
  • Form Factor: Microtower

Pros & Cons

👍 Pros

  • Direct OEM replacement ensures compatibility with existing HP DC5100 Microtower chassis and components.
  • Matches the original board's connector layout so all front-panel I/O, power, and drive cables plug in without modification.
  • Uses the standard HP part numbering system, making it easy to verify correct fit before purchasing.

👎 Cons

  • Limited to the aging LGA 775 platform with no upgrade path to modern processors or DDR3/DDR4 memory.
  • As a legacy part, availability is limited to refurbished or new-old-stock units with potentially unknown service history.
  • Does not include a processor, heatsink, or RAM, so a full set of compatible components is required.

Frequently Asked Questions

This board is designed specifically for the HP DC5100 Microtower form factor, using part number 403714-001 (spare 398550-001).
No. This is the Microtower form factor board and will not fit the SFF or slim desktop variants of the DC5100.
No. This is the bare system board only. You will need to transfer your existing CPU, RAM, and other components from your current DC5100 setup.
The HP DC5100 Microtower board uses an Intel LGA 775 socket, supporting Pentium 4 and Celeron D processors of that era.