DELL
DELL Precision 3420 LGA 1151 DDR4 Server Motherboard 1NP3N
A new Mini-ITX server motherboard with an LGA 1151 socket supporting DDR4 memory for the Precision 3420 platform
- CPU TypeDesktop
- Form FactorMini-ITX
- LGA 1151 socket fits compatible Intel desktop CPUs
- DDR4 memory support enables modern RAM modules
- Mini-ITX form factor suits compact server builds
- Precision 3420 platform targets workstation reliability
- New condition delivers factory-fresh hardware reliability
Dell Precision 3420 LGA 1151 Motherboard
This Dell Precision 3420 motherboard uses the LGA 1151 socket and supports DDR4 memory in a Mini-ITX form factor. It is built for compact desktop or server builds that require an Intel desktop CPU platform. The board suits system integrators replacing a failed unit in existing Precision 3420 chassis.
Thermals noise and power draw
The motherboard draws power through standard ATX connectors and relies on the system chassis for airflow across its voltage regulators. No active cooling components are mounted on the board itself. Thermal performance depends entirely on the case fans and CPU cooler selected by the builder.
Included accessories and software impact
The unit ships without an I/O shield, so the builder must source a compatible shield separately. No driver discs, cables or additional brackets are included. The board has been tested under load in its original machine and visually inspected for defects before removal.
Highlights
- LGA 1151 socket fits compatible Intel desktop CPUs
- DDR4 memory support enables modern RAM modules
- Mini-ITX form factor suits compact server builds
- Precision 3420 platform targets workstation reliability
- New condition delivers factory-fresh hardware reliability
Specifications
| Brand | DELL |
|---|---|
| CPU Type | Desktop |
| Form Factor | Mini-ITX |
Questions about this item
How do I install the Dell Precision 3420 motherboard in a Mini-ITX chassis?
Align the board with the standoffs, secure it with screws, connect the 24-pin and CPU power cables, then seat the LGA 1151 processor and DDR4 memory modules.
What maintenance will the LGA 1151 socket and DDR4 slots need over time?
Keep the socket contacts free of dust with compressed air and verify that the retention lever moves smoothly; reseat memory modules if the system fails to post.
What thermal limit appears first when the board runs under sustained load?
The VRM and chipset areas reach their throttle point before the CPU socket, so adequate case airflow over those zones is the practical ceiling.
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