ASUS PRIME B550M-A/CSM Motherboard - 90MB14I0-M0EAYC
Best current price£102.74from PCHUB.UK
Best offers
Shopping.co.uk recommended and popular offers
PCHUB.UK£102.74Visit shop Asus Prime B550m-A/Csm Amd B550 Socket Am4 Micro Atx
Visit shopPCHUB.UK£102.74Visit shop All Offers
11 offers from £102.74 - £225.70
View price history by clicking the chart icon.
PCHUB.UKAsus Prime B550m-A/Csm Amd B550 Socket Am4 Micro Atx
Free delivery in 1–3 days
£102.74
Visit shop
Box.co.ukAsus Size 4.0 Black Prime B550m-A/Csm Ddr4 Micro Atx Socket Am4 Motherboard
£4.95 delivery
£113.98
Visit shop
Laptop OutletAsus Black Prime B550m-A/Csm Ddr4 Micro Atx Socket Am4 Motherboard
£4.95 delivery
£113.98
Visit shop
AWD-IT.co.ukAsus Prime B550m-A/Csm Amd B550 Ddr4 Micro Atx Motherboard - Socket Am4
Free delivery in 1–3 days
£113.99
Visit shop
GamingKitAsus Prime B550m-A/Csm Amd B550 Socket Am4 Micro Atx
Free delivery in 1–3 days
£123.29
Visit shop
eBayASUS Prime B550M-A/CSM AMD B550 Socket AM4 micro ATX
Free delivery in 1–3 days
£125.55
Visit shop
ASUS Prime B550M-A/CSM AMD B550 Socket AM4 micro ATXFree delivery in 1–3 days£131.00Visit shop →
ASUS Prime B550M-A/CSM AMD B550 Socket AM4 micro ATXFree delivery in 1–3 days£133.99Visit shop →
ASUS Prime B550M-A/CSM AMD B550 Socket AM4 micro ATX£20.00 delivery£163.67Visit shop →
OnBuy.comAsus Prime B550m-A/Csm Amd B550 Socket Am4 Micro Atx 4718017755535
Free delivery in 1–3 days
£225.70
Visit shop
Asus Prime B550m-A/Csm Amd B550 Socket Am4 Micro AtxFree delivery in 1–3 days£225.70Visit shop →
Product Information
Full details
The ASUS PRIME B550M-A/CSM is a reliable micro ATX motherboard tailored for DIY PC builders and professionals using AMD Ryzen 3000 Series processors. It offers a robust foundation for productive workstations and gaming rigs by balancing high-speed PCIe 4.0 storage support with extensive memory capacity of up to 128GB. While it provides excellent stability and enterprise-grade management features through the Corporate Stable Model program, users should note that it lacks integrated Wi-Fi, necessitating a wired Ethernet connection or a separate PCIe expansion card.
All features
| Model Part Number | 90MB14I0-M0EAYC |
|---|---|
| Brand | Asus |
Extended Product Information
FAQs
Does this motherboard support Wi-Fi?
No, this model does not include built-in Wi-Fi. You must use the included Gigabit Ethernet port or install a separate Wi-Fi PCIe expansion card.
Can I use high-speed DDR4 memory with this board?
Yes, it supports a wide range of memory speeds up to 4600 MHz, depending on your processor and memory configuration.
What is the benefit of the CSM program?
The Corporate Stable Model (CSM) provides product stability, a 36-month lifecycle, and access to IT management software, making it ideal for business environments.
How many storage drives can I connect?
You can connect two M.2 NVMe SSDs and four SATA III storage drives.
Does this board have RGB lighting support?
Yes, it features headers for Aura Sync, allowing you to connect and synchronize compatible RGB lighting strips and components.
Troubleshooting
System fails to post or boot
Check that the CPU and RAM are correctly seated in their slots and verify that all power cables are firmly connected to the motherboard.
No audio output
Ensure the front panel audio connector is fully plugged into the motherboard and check your OS sound settings to confirm the correct output device is selected.
System running hot
Use the Fan Xpert 2+ utility to verify that chassis fans are operating correctly and check that the heatsinks are free of dust buildup.
Pros and Cons
Pros
- Supports up to 128GB of DDR4 memory
- PCIe 4.0 M.2 slots for fast storage performance
- Effective VRM cooling solutions for system stability
- Comprehensive IT management tools via ASUS Control Center Express
- Flexible fan control options through UEFI and software
Cons
- No integrated Wi-Fi connectivity
- Limited to micro ATX form factor which may restrict expansion slots
- Requires a discrete graphics card as there is no on-board GPU
Setup, Compatibility & Care
When installing the PRIME B550M-A/CSM, ensure your processor is compatible with the AM4 socket. Because this board is micro ATX, it fits standard and compact mid-tower cases easily. For cooling, utilize the hybrid fan headers; the UEFI BIOS provides a user-friendly interface to configure fan curves based on system temperature. For maintenance, keep the BIOS updated using the ASUS management tools to ensure ongoing hardware compatibility. Avoid touching the gold contacts on the RAM and ensure your M.2 drives are securely fastened with the included standoffs to prevent thermal throttling.