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MSI Cubi NUC AI+ 3MG-003BEU Cube Black 386H Intel SoC FCBGA2540 Built-in speaker(s)

MSI Cubi NUC AI+ 3MG-003BEU, Cube, Mini PC barebone, Intel SoC, FCBGA2540, Wi-Fi 7 (802.11be), 120 W

Best offerPrice trend

£543

-17%
Price trend
Detailed analysis ›
Price history of MSI Cubi NUC AI+ 3MG-003BEU Cube Black 386H Intel SoC FCBGA2540 Built-in speaker(s) over the last 3 months
DatePrice
30 August 2026£651
16 September 2026£701
23 September 2026£651
26 September 2026£651
26 September 2026£543
30 September 2026£543
1 October 2026£543

Compare MSI Cubi NUC AI+ 3MG-003BEU Cube Black 386H Intel SoC FCBGA2540 Built-in speaker(s) prices UK

Product Information

cubi-nuc-ai-plus series
Copilot+ PCs are the fastest, most intelligent and secure Windows PCs ever Unlock efficiency and innovation with Copilot+ P

Mini Yet Powerful
The Cubi NUC offers a perfect balance of Mini and Power, featuring a 0.51-liter chassis.

Newly Upgraded for AI Potential
Powered by up to Intel® Core™ Ultra 9 processor, it brings the perfect combination of Performance, responsiveness and stunning visuals, the latest NPU accelerates AI programs with more than 50 NPU TOPS to enhance the AI workloads. Unlock a new possibilities easier, faster, smarter, smoother - from virtual meetings to data-intensive applications.

Thunderbolt 4:
A Single Cable to Serve All

The Thunderbolt 4 enables rapid data transfer up to 40 Gbps & power delivery input of up to 98W, crucial for handling large datasets in AI applications, making it an excellent choice for both charging and displaying through a single port.

Wi-Fi 7 Support
Wi-Fi 7 delivers ultra-fast speeds and increased network capacity, which is essential for efficiently managing AI workloads.

DDR5 Dual-Channel
DDR5 memory with dual-channel can enhance work efficiency and quality, processing large amounts of data and complex multitasking quickly and reducing waiting times and delays.

Intel® AI Playground
Offering various AI capabilities, including image creation, enhancement, and chatbot responses, all functions run locally on the PC, ensuring privacy and control over content and input.

For more information, please refer to the official Intel® website.

Built for Sustainability
The Cubi 5 Series blends business-centric design with environmental responsibility - an embodiment of MSI's dedication to sustainability. By utilizing green material, ensures not only the products' durability but also commits to a greener world. Our commitment extends to incorporating sustainable materials in both our product design and packaging. It embodies sustainable value and heightened productivity.

Power Meter
The Power Meter enables one-click power saving, carbon emission calculation & electricity cost estimation.

One-click Power Saving
Record the computer power consumption and achieve more power-saving settings through a One-click Power Saving button.

Calculator
Users can gain insights into their carbon footprint and the environmental benefits, such as trees saved.

Energy Recommendations
Collect settings that have an outsized impact on power consumption in one place, making it easy to reduce the power consumption.

Secure Inside and Out
MSI desktop PCs offer both virtual and physical protection with features like fingerprint security design, dTPM for data encryption, and Kensington lock support for added physical security — keeping your system safe online and offline.

Fingerprint Security
Utilize the fingerprint power button to securely unlock and access Copilot+ PC's unique AI features.

Kensington Lock
Secure the unit with a Kensington lock design.

dTPM Support
dTPM encrypts data and passwords for secure, hardware-based protection.

Dual 2.5G LAN
Experience the blazing speed of dual 2.5G LAN, which streamlines troubleshooting and enhances redundancy, network segmentation, security, and load balancing for users.

MSI Frozr AI PRO
MSI Frozr AI PRO cooling design enhances airflow, increases static pressure, and effectively lowers system temperatures for improved cooling and performance inside your PC.

Cable Organizer Design
Cable Organizer keeps cables neat, secure, and protected. The built-in cable organizer prevents accidental disconnections and ensures stable connections even in tight or vibration-prone environments.

3-Steps Tool-less
Easy Maintenance Design

The tool-less and easy maintenance design enables quick component upgrades and routine servicing to save time and streamline upkeep.

Convenience Meets Productivity
The Cubi NUC Series is designed to enhance productivity by improving the work environment and reducing clutter.

VESA Mountable
With VESA mountable design, it can be mounted behind a monitor, on a wall, or in digital signage, freeing up desk space.

External Power Switch
If the computer is in a hard-to-reach spot, using the optional external power switch* is easier than bending down to turn it on.

MSI Power Link
The Cubi NUC Series can be powered on/off using the power button on the MSI-selected monitor to bring the most convenient user experience.

Surfshark
MSI hardware + Surfshark = smarter, safer browsing.

With high-performance MSI systems and Surfshark VPN delivering instant, device-wide protection, enjoy secure, lag-free gaming, streaming, and everyday browsing.

MSI Support & Services
Comprehensive care solutions delivering trusted protection, expert support, and worldwide service access to ensure your MSI devices operate smoothly.

MSI Care
Get comprehensive service and support for your MSI devices. Enjoy a free extended warranty, instant expert assistance, and more exclusive benefits.

MSI Premium Care for Business
Access exclusive services designed to keep your MSI device in peak condition for maximum performance and long-lasting reliability.

Service Location
Find a MSI service center near you for quick and convenient support.

PC/Workstation Barebones MSI

Product

Name
MSI Cubi NUC AI+ 3MG-003BEU Cube Black 386H Intel SoC FCBGA2540 Built-in speaker(s)
Brand
MSI

Processor

Built-in processor
Yes
Processor manufacturer
Intel
Processor family
Intel Core Ultra 9
Processor generation
Intel® Core™ Ultra (Series 3)
Processor model
386H
Processor cores
16
Processor threads
16
Processor boost frequency
4.9 GHz
Performance cores
4
Efficient cores
8
Performance-core Max Turbo Frequency
4.8 GHz
Efficient-core Max Turbo Frequency
3.7 GHz
Performance-core base frequency
2.2 GHz
Processor cache
18 MB
Processor cache type
Smart Cache

Network

Ethernet LAN
Yes
Wi-Fi
Yes
Top Wi-Fi standard
Wi-Fi 7 (802.11be)
Wi-Fi standards
Wi-Fi 7 (802.11be)
Bluetooth
Yes
Bluetooth version
5.4

Ports & interfaces

USB 2.0 ports quantity
1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
0
HDMI ports quantity
2
VGA (D-Sub) ports quantity
0
Ethernet LAN (RJ-45) ports
1
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
1
HDMI version
2.1
Microphone in
Yes
Headphone outputs
1
Combo headphone/mic port
Yes
Thunderbolt 3 ports quantity
0
Thunderbolt 4 ports quantity
2

Memory

Internal memory installed
No
Memory slots type
SO-DIMM
Maximum internal memory
128 GB

Audio

Built-in speaker(s)
Yes

Power

Power supply
120 W

Weight & dimensions

Width
119.6 mm
Depth
115.2 mm
Height
37.5 mm
Weight
510 g
Package width
221 mm
Package depth
506 mm
Package height
469 mm
Package weight
1.55 kg

Storage

Storage drives installed
No
Supported storage drive types
HDD & SSD
Card reader integrated
Yes

Expansion slots

PCI Express x1 slots
1
PCI Express x16 slots
1

Other features

Warranty period
3 year(s)

Design

Chassis type
Cube
Product colour
Black
Cooling type
Active
Product type
Mini PC barebone
Cable lock slot
Yes
Cable lock slot type
Kensington
VESA mounting
Yes
Panel mounting interface
75 x 75 mm
Market positioning
Business
Number of 3.5" bays
1

Performance

Motherboard form factor
NUC
Motherboard chipset
Intel SoC
Processor socket
FCBGA2540
Optical drive type
No
Trusted Platform Module (TPM)
Yes
Trusted Platform Module (TPM) version
2.0

Graphics

On-board graphics card
Yes
On-board graphics card model
Intel® Graphics
Discrete graphics card model
Not available

Packaging content

Display included
No

Technical details

Compliance certificates
CB, Federal Communications Commission (FCC)

Software

Operating system installed
No

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