90-MXBLZ0-A0UAYZ ASRock Micro-ATX Single AM5 4 DIMM Slots Mainboard

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Happyware Article Number:

SH1M4457-398064

Manufacturer Number:

90-MXBLZ0-A0UAYZ

Brand:

ASRock

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Description Technical details Warranty & Technical Support Reviews Bulk Deals

90-MXBLZ0-A0UAYZ

High-Performance Micro-ATX AM5 Motherboard Architecture with PCIe Gen5 NVMe using the 90-MXBLZ0-A0UAYZ

The 90-MXBLZ0-A0UAYZ is a compact ASRock B650-based Micro-ATX platform engineered for AMD Ryzen 7000/8000/9000 deployments where PCIe bandwidth, DDR5 scalability, and balanced I/O matter for creator workstations and edge compute nodes. Its AM5 socket and modern chipset design prioritize a clean upgrade path while maintaining predictable platform behavior for enterprise standardization.

With the 90-MXBLZ0-A0UAYZ, memory architecture is centered on dual-channel DDR5 across 4 DIMM slots, supporting up to 1TB and enabling ECC or non-ECC UDIMM selection depending on validation requirements. Expansion is tuned for mixed acceleration and storage: a PCIe 4.0 x16 slot for GPUs or high-throughput adapters, plus an additional x16-length slot wired as PCIe 3.0 x4 for secondary NICs, capture, or HBA use. Storage layout supports tiered designs via 1 x PCIe 5.0 x4 M.2 for next-generation NVMe, 2 additional M.2 sockets on PCIe 4.0 links, and 4 x SATA 6Gb/s for capacity drives and basic RAID configurations (platform-dependent).

Why Choose the 90-MXBLZ0-A0UAYZ?

The 90-MXBLZ0-A0UAYZ delivers a strong density-to-performance ratio by combining Gen5 NVMe readiness, robust DDR5 capacity options, and enterprise-relevant connectivity in a space-efficient mATX footprint. It supports scalable SMB rollouts where 2.5GbE plus integrated Wi-Fi 6E enables flexible placement, while TPM support aligns with baseline security and compliance needs in managed environments.

ASRock designs platforms with pragmatic electrical layouts, firmware maturity, and component selection focused on long-term stability. The result is reliable interoperability with modern PCIe peripherals, consistent memory training behavior, and standards-aligned connectivity suited to contemporary data centre and edge deployment practices.

Key Applications:

Workstation and creator builds
SMB edge compute nodes
NVMe-centric build architectures
Mixed NVMe and SATA storage systems
General-purpose office virtualization hosts

At Happyware - Server Hardware you benefit from non-binding offers tailored to your 90-MXBLZ0-A0UAYZ deployment requirements and an extended warranty of up to 6 years to secure long lifecycle operation across standardized builds.

Technical details of 90-MXBLZ0-A0UAYZ

CPU Socket:

AM5

Onboard Memory:

RAID Support:

Yes

CPU Manufacturer:

AMD

CPU Supported Type:

Ryzen 7000 Ryzen 9000 Ryzen 8000

Form Factor:

Micro-ATX

Chipset:

AMD B650

RAM Maximum Capacity:

1024GB

Max RAM Frequency :

7200MHz

RAM Slots:

4 DIMM DDR5

RAM Channels:

Dual-Channel

PCIe Slots:

1 PCIe 3.0 x16 1 PCIe 4.0 x16

M.2 Slots:

1 PCIe 4.0 x2 M.2 2260, M.2 2280 M-Key 1 PCIe 4.0 x4 M.2 2260, M.2 2280 M-Key 1 PCIe 5.0 x4 M.2 2260, M.2 2280 M-Key 1 WiFi+BT-Modul M.2 2230 E-Key

Network Ports:

1 RJ45 2.5 Gbps

ECC Support:

ECC Non-ECC

Onboard Network:

Ethernet

Onboard CPU:

RAID Support:

Yes

Onboard Graphic:

Yes

Video Output:

1x DisplayPort 1x HDMI

USB Ports:

2x USB 3.2 Gen 1 Type-A 4x USB 3.2 Gen 1 Type-A 1x USB 3.2 Gen 1 Type-C 1x USB 3.2 Gen 2 Type-A 1x USB-C 3.2 Gen 2 4x USB 2.0

Other Ports:

2x Antenna Port/s 1x audio jacks

Trusted Platform Module (TPM):

Yes

BIOS:

AMI UEFI

Wi-Fi Support:

Wi-Fi 6E

Bluetooth integrated:

5.2

Onboard Audio Chipset:

Realtek ALC897

Embedded:

Card Reader:

How long is the Warranty and how you can get technical support for 90-MXBLZ0-A0UAYZ

Warranty:	12 months (part)
RMA Url:	https://www.asrock.com/support/?cat=RMA
Description:	Items must be returned first for RMA processing. No advanced replacements.