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Title: Why are server motherboards different from other motherboards? [Print this page]

Author: DougMcMillon Time: 2025-3-25 03:46
Title: Why are server motherboards different from other motherboards?

Server motherboards differ from consumer and workstation motherboards in several key ways to accommodate the needs of enterprise environments. Here are the main differences: 1. Processor Support

Server motherboards often support multiple CPUs (dual-socket or more) for higher performance and scalability.
They use server-grade processors like Intel Xeon or AMD EPYC, which offer features like more cores, ECC memory support, and higher cache memory.

2. Memory (RAM)

Server motherboards support ECC (Error-Correcting Code) RAM, which detects and corrects memory errors to prevent crashes.
They typically support much larger RAM capacities (up to several terabytes).
More memory slots are available for higher expandability.

3. Expansion and Connectivity

More PCIe slots for add-in cards like RAID controllers, network interface cards (NICs), and GPUs.
Multiple M.2 and U.2 NVMe slots for fast storage.
Higher networking capabilities, including dual or quad Gigabit Ethernet or even 10GbE/25GbE ports.

4. Reliability and Redundancy

Support for hot-swappable components (storage, power supplies, etc.).
Redundant power supply support to prevent downtime.
Higher-quality components designed for 24/7 uptime.

5. Remote Management and Security

Dedicated BMC (Baseboard Management Controller) for remote management.
Features like IPMI (Intelligent Platform Management Interface) or iDRAC (Dell Remote Access Controller) for remote diagnostics and power control.
Hardware security features like TPM (Trusted Platform Module).

6. Storage and RAID Support

More SATA, SAS, and NVMe connectors for high-capacity storage.
Built-in RAID controllers for data redundancy and performance optimization.

7. Form Factor and Power Consumption

Larger E-ATX or proprietary form factors for better expandability.
Designed for rack-mounted or blade server configurations.
Optimized for efficient power consumption and better thermal management with multiple high-speed fans.

Conclusion
Server motherboards are designed for reliability, scalability, and remote management, making them ideal for data centers, cloud computing, and enterprise applications. In contrast, consumer motherboards focus on gaming, general use, and affordability, while workstation motherboards serve power users needing professional applications like 3D rendering and simulations.

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