90MB15Q0-M0EAYC ASUS Micro-ATX Single AM4 4 DIMM Slots Mainboard

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Product line:

Pro Series

See other ASUS products

€198.00

In stock

Happyware Article Number:

SH8M6046-213588

Manufacturer Number:

90MB15Q0-M0EAYC

Brand:

ASUS

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

90MB15Q0-M0EAYC

Micro-ATX AMD B550 Business Motherboard with PCIe 4.0 Expansion and Fleet-Ready Management, 90MB15Q0-M0EAYC

The ASUS Pro B550M-C/CSM 90MB15Q0-M0EAYC is a Micro-ATX motherboard engineered for AMD AM4 Ryzen platforms, targeting managed desktop fleets, branch deployments, and entry workstation builds where predictable compatibility and controlled expansion matter. The AMD B550 chipset enables a balanced CPU-to-I/O topology, supporting a primary PCIe 4.0 graphics slot for single-GPU compute or visualization while retaining secondary PCIe bandwidth for add-in networking, capture, or controller cards.

With dual-channel DDR4 and 4 DIMM slots, 90MB15Q0-M0EAYC scales memory capacity up to 128GB and supports ECC or non-ECC UDIMM depending on the installed Ryzen CPU, enabling tighter data integrity for light virtualization and edge appliances. Storage is designed for mixed latency tiers: 2 M.2 sockets (one PCIe Gen4 x4/SATA and one PCIe Gen3 x4/SATA) complement 4 SATA 6Gb/s ports with RAID support, allowing OS and application acceleration on NVMe while maintaining economical SATA capacity pools. Integrated 1GbE (Realtek RTL8111H) and modern display outputs (HDMI 2.1 and dual DisplayPort 1.2, CPU graphics dependent) simplify standardized rollouts.

Why Choose the 90MB15Q0-M0EAYC?

90MB15Q0-M0EAYC delivers a strong density-to-performance profile for enterprise desktops and compact systems by combining PCIe 4.0 GPU readiness, versatile M.2/SATA storage paths, and platform-dependent ECC support within a Micro-ATX footprint. It is well suited to scalable deployments where consistent BIOS behavior, TPM 2.0 compliance, and straightforward component qualification reduce operational variance across sites.

ASUS designs the Pro series around long-term availability, controlled firmware baselines via AMI UEFI BIOS, and build-quality practices aligned with modern data centre and enterprise endpoint standards, supporting repeatable fleet maintenance and lifecycle planning for 90MB15Q0-M0EAYC installations.

Key Applications:

Managed SMB desktop fleets
Branch and edge compute nodes
Light virtualization hosts
Single-GPU entry workstations
Appliance and controller builds

At Happyware - Server Hardware you benefit from non-binding offers tailored to your 90MB15Q0-M0EAYC rollout requirements and an extended warranty up to 6 years to protect long-lifecycle enterprise deployments.

Technical details of 90MB15Q0-M0EAYC

CPU Socket: AM4

Onboard Memory: No

RAID Support: Yes

CPU Manufacturer: AMD

CPU Supported Type: Ryzen

Form Factor: Micro-ATX

Chipset: AMD B550

RAM Maximum Capacity: 128GB

Max RAM Frequency : 4800MHz

RAM Slots: 4 DIMM DDR4

RAM Channels: Dual-Channel

PCIe Slots: 1 PCIe 3.0 x4, 1 PCIe 4.0 x16

M.2 Slots: 1 PCIe 3.0 M.2 2230 E-Key, 1 PCIe 3.0/SATA M.2 2280, M.2 2260, M.2 2242 M-Key, 1 PCIe 4.0/SATA M.2 2280, M.2 2260, M.2 2242 M-Key

Network Ports: 1 RJ45 1 Gbps

ECC Support: ECC, Non-ECC

Onboard Network: Ethernet

Onboard CPU: No

RAID Support: Yes

Video Output: 1x HDMI 2.1, 2x DisplayPort 1.2

USB Ports: 1x USB 3.2 Gen 2 Type-A, 1x USB 3.2 Gen 2 Type-C, 2x USB 2.0 Type-A, 2x USB 3.2 Gen 1 Type-A, 3x USB 2.0 Type-A, 4x USB 3.2 Gen 1 Type-A

Trusted Platform Module (TPM): Yes

BIOS: AMI UEFI

Onboard Audio Chipset: Realtek ALC897

Embedded: No

GPIO Pins: 0

How long is the Warranty and how you can get technical support for 90MB15Q0-M0EAYC

Warranty:	36 months (part)
On site service:	yes
RMA Url:	https://www.asus.com/support/warranty-status-inquiry
Description:	In the event of an RMA, the item must be returned first. ASUS typically offers a replacement or repair service depending on the product and warranty terms. On-site service may be available for specific products such as Barbone/Full System. Carry-in.