MSI Cubi NUC AI+ 3MG - i7 355

The MSI Cubi NUC AI+ 3MG is a compact mini PC barebone featuring the Intel Core Ultra 7 355 proces...

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Msi Cubi Nuc Ai+ 3Mg - Intel Core Ultra 7 355 Barebone 3Y

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Product Information

Full details

The MSI Cubi NUC AI+ 3MG is a high-performance, ultra-compact mini PC barebone designed for business professionals and power users who require on-device AI acceleration in a minimal footprint. Powered by the Intel Core Ultra 7 355 processor, it offers exceptional multitasking capabilities and future-proof connectivity like Wi-Fi 7 and Thunderbolt 4; however, because it is a barebone system, users must independently source and install their own RAM, storage, and operating system to complete the build.

All features

Series	Cubi NUC
Model Part Number	Cubi NUC AI+ 3MG i7 355 BB
Brand	MSI

Extended Product Information

FAQs

Does this unit come with RAM or storage pre-installed?

No, the Cubi NUC AI+ 3MG is a barebone system. You must purchase and install your own DDR5 SO-DIMM memory and storage drives.

Can I mount this on the back of any monitor?

The device is VESA mountable, meaning it will fit any monitor that supports the standard VESA mounting patterns.

What is the maximum RAM supported?

The system supports up to 128GB of DDR5 internal memory via SO-DIMM slots.

Does this PC support multiple monitors?

Yes, with two HDMI 2.1 ports and Thunderbolt 4 support, the system is capable of driving multiple high-resolution displays.

What power supply is included?

The system comes with a 120W power supply adapter.

Troubleshooting

System fails to post or boot.

Ensure that the SO-DIMM memory modules are fully seated in their slots and the storage drive is properly connected.

Wi-Fi speeds appear slower than expected.

Verify that you are using a Wi-Fi 7 compatible router and that the latest drivers for the internal wireless card are installed.

Unit shuts down under heavy load.

Check that the cooling vents are not blocked and ensure the active cooling fan is spinning freely.

Pros and Cons

Pros

Extremely compact and space-saving form factor
Cutting-edge Intel Core Ultra architecture with NPU
High-speed Wi-Fi 7 and Thunderbolt 4 support
User-friendly tool-less maintenance design
Strong security features including dTPM and fingerprint support

Cons

Barebone system requires additional parts (RAM/SSD) and assembly
Does not include a pre-installed operating system
Requires technical knowledge for initial hardware installation

Setup, Compatibility & Care

Setting up the Cubi NUC is straightforward due to its tool-less design, allowing you to access internal slots for memory and storage without special hardware.

Installation: Open the chassis using the tool-less mechanism to install your chosen DDR5 SO-DIMM RAM modules and M.2 SSD or 2.5-inch drive.
OS Installation: Once components are seated, connect the system to a display and input device, then boot from a USB drive to install your preferred operating system.
Care: Keep the ventilation paths clear of dust by using compressed air occasionally. The system is rated for operating temperatures between 0-35°C; ensure the unit is placed in a well-ventilated area for optimal longevity.
Sustainability: Use the built-in Power Meter software to monitor your energy consumption and track the environmental impact of your workstation usage.