Original Asus P12R-I P12R-M P12R-M/10G-2T P12R-E/10G-2T P12R-E Intel Xeon E-2300 LGA 1200 Rack Mini ITX Compact Server Motherboard Dual Intel I210AT Gigabit Ethernet

Original Asus P12R-I P12R-M P12R-M/10G-2T P12R-E/10G-2T P12R-E Intel Xeon E-2300 LGA 1200 Rack Mini ITX Compact Server Motherboard Dual Intel I210AT Gigabit Ethernet

Here’s a detailed comparison table for the ASUS P12R series motherboards, highlighting key differences between models (P12R-I, P12R-M, P12R-M/10G-2T, P12R-E/10G-2T, P12R-E):

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ASUS P12R Series Server Motherboards Comparison Table

Feature	P12R-I	P12R-M	P12R-M/10G-2T	P12R-E/10G-2T	P12R-E
Form Factor	Mini-ITX (6.7″ x 6.7″)	Micro-ATX (9.6″ x 9.6″)	Micro-ATX (9.6″ x 9.6″)	Micro-ATX (9.6″ x 9.6″)	Micro-ATX (9.6″ x 9.6″)
CPU Support	Intel Xeon E-2300	Intel Xeon E-2300	Intel Xeon E-2300	Intel Xeon E-2300	Intel Xeon E-2300
Socket	LGA 1200	LGA 1200	LGA 1200	LGA 1200	LGA 1200
Memory Slots	2x DDR4 (Up to 64GB)	4x DDR4 (Up to 128GB)	4x DDR4 (Up to 128GB)	4x DDR4 (Up to 128GB)	4x DDR4 (Up to 128GB)
Memory Speed	3200MHz	3200MHz	3200MHz	3200MHz	3200MHz
PCIe Slots	1x PCIe 3.0 x16	1x PCIe 3.0 x16	1x PCIe 3.0 x16	1x PCIe 3.0 x16	1x PCIe 3.0 x16
Storage (SATA)	4x SATA 6Gbps	6x SATA 6Gbps	6x SATA 6Gbps	6x SATA 6Gbps	6x SATA 6Gbps
M.2 Slots	1x M.2 (PCIe 3.0 x4)	1x M.2 (PCIe 3.0 x4)	1x M.2 (PCIe 3.0 x4)	1x M.2 (PCIe 3.0 x4)	1x M.2 (PCIe 3.0 x4)
Networking	1x 1Gbps (Intel I219-LM)	1x 1Gbps (Intel I219-LM)	2x 10Gbps (Marvell AQC113CS)	2x 10Gbps (Marvell AQC113CS)	1x 1Gbps (Intel I219-LM)
IPMI/Remote Mgmt.	No	No	No	ASMB9-iKVM (IPMI 2.0)	ASMB9-iKVM (IPMI 2.0)
USB Ports	4x USB 3.2 Gen1	4x USB 3.2 Gen1	4x USB 3.2 Gen1	4x USB 3.2 Gen1	4x USB 3.2 Gen1
Power Connectors	24-pin ATX + 8-pin EPS	24-pin ATX + 8-pin EPS	24-pin ATX + 8-pin EPS	24-pin ATX + 8-pin EPS	24-pin ATX + 8-pin EPS
Target Use Case	Compact servers, NAS	Entry-level servers, storage	High-speed storage, virtualization	Enterprise servers, remote mgmt.	Enterprise servers, remote mgmt.

ASUS P12R Series Server Motherboards Overview

The ASUS P12R series represents a versatile lineup of server-grade motherboards designed for Intel Xeon E-2300 processors (LGA 1200), offering scalable solutions for enterprise, storage, and edge computing applications. This series includes five models with varying form factors and feature sets to meet different workload requirements.

Series Highlights:

• Intel Xeon E-2300 Support – Professional-grade performance for business-critical applications
• DDR4 ECC Memory Support – Error-correcting memory for enhanced reliability
• Multiple Form Factors – From compact Mini-ITX to expandable Micro-ATX
• Enterprise Storage Options – SATA and M.2 configurations for flexible storage
• Network Variants – Choose between 1Gbps or 10Gbps connectivity

Model Breakdown:

1. ASUS P12R-I (Mini-ITX)

• Compact Powerhouse: Space-efficient Mini-ITX design ideal for edge servers and compact NAS solutions
• Memory: 2 DIMM slots (64GB max)
• Storage: 4x SATA + 1x M.2
• Networking: Single 1Gbps port
• Best For: Space-constrained deployments needing server-grade reliability

2. ASUS P12R-M (Micro-ATX)

• Balanced Configuration: Expanded Micro-ATX form factor
• Memory: 4 DIMM slots (128GB max)
• Storage: 6x SATA + 1x M.2
• Networking: Single 1Gbps port
• Best For: Entry-level servers and storage applications

3. ASUS P12R-M/10G-2T (Micro-ATX)

• High-Speed Networking: Adds dual 10Gbps Marvell Ethernet
• Memory: 4 DIMM slots (128GB max)
• Storage: 6x SATA + 1x M.2
• Best For: Bandwidth-intensive storage and virtualization

4. ASUS P12R-E (Micro-ATX)

• Enterprise Management: Includes ASMB9-iKVM for IPMI remote management
• Memory: 4 DIMM slots (128GB max)
• Storage: 6x SATA + 1x M.2
• Networking: Single 1Gbps port
• Best For: Managed enterprise environments

5. ASUS P12R-E/10G-2T (Micro-ATX)

• Flagship Model: Combines 10G networking with IPMI management
• Memory: 4 DIMM slots (128GB max)
• Storage: 6x SATA + 1x M.2
• Networking: Dual 10Gbps ports
• Best For: High-performance managed servers

Common Features Across Series:

• Processor: Intel Xeon E-2300 (LGA 1200)
• Memory: DDR4-3200 ECC UDIMM support
• Expansion: PCIe 3.0 x16 slot
• Reliability: Server-grade components for 24/7 operation
• Security: TPM 2.0 header

Choosing the Right Model:

• Space Limited? → P12R-I (Mini-ITX)
• Basic Storage? → P12R-M
• Need 10G Networking? → P12R-M/10G-2T
• Remote Management? → P12R-E
• Maximum Features? → P12R-E/10G-2T