MSI Cubi NUC AI+ 3MG-020US

Mini PC · Intel 355 · Intel® Graphics · 16 GB

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Type Mini PC
Processor Intel 355
Graphics Intel® Graphics
Memory 16 GB
Storage 1 TB
os Windows 11 Home

MSI Cubi NUC AI+ 3MG-020US is a mini PC with an Intel 355 processor, Intel® Graphics, 16 GB of RAM and 1 TB of storage. It came out in 2026.

Released: 2026-06-28

Specifications

Key specs

Type: Mini PC
Processor: Intel 355
Graphics: Intel® Graphics
Memory: 16 GB
Storage: 1 TB
os: Windows 11 Home
Released: 2026-06-28
Part number: CUBI NUC AI+ 3MG-020US
EAN / UPC: 0824142460832

Processor

Processor manufacturer: Intel
Processor family: Intel Core Ultra 7
Processor generation: Intel® Core™ Ultra (Series 3)
Processor model: 355
Processor cores: 8
Processor threads: 8
Processor boost frequency: 4.7 GHz
Performance cores: 4
Performance-core Max Turbo Frequency: 4.7 GHz
Performance-core base frequency: 2.3 GHz
Efficient-core base frequency: 1.7 GHz
Processor cache: 12 MB
Processor cache type: Smart Cache
Processor socket: FCBGA2540
Processor base power: 25 W
Maximum turbo power: 55 W

Neural processor unit (NPU)

Copilot+ PC: Yes
Neural processor unit (NPU): Intel AI Boost
Sparsity support: Yes
Windows Studio effects support: Yes
AI software frameworks supported by NPU: DirectML, OpenVINO, Windows ML, ONNX RT, WebNN
NPU performance up to: 49 TOPs
GPU performance up to: 40 TOPs

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Memory

Internal memory: 16 GB
Maximum internal memory: 128 GB
Internal memory type: DDR5-SDRAM
Memory layout (slots x size): 2 x 16 GB
Memory slots: 2x SO-DIMM

Storage

Total storage capacity: 1 TB
Storage media: SSD
Total SSDs capacity: 1 TB
Number of SSDs installed: 1
SSD capacity: 1 TB
SSD memory type: TLC
SSD interface: PCI Express
NVMe: Yes
SSD form factor: M.2
Card reader integrated: Yes

Graphics

On-board graphics card: Yes
Discrete graphics card model: Not available
On-board GPU manufacturer: Intel
On-board graphics card family: Intel® Graphics
On-board graphics card model: Intel® Graphics

Performance

Market positioning: Business
Motherboard chipset: Intel SoC
Motherboard form factor: NUC
Trusted Platform Module (TPM): Yes
Product type: Mini PC
Trusted Platform Module (TPM) version: 2.0
Built-in speaker(s): Yes

Network

Ethernet LAN: Yes
Ethernet LAN data rates: 2500 Mbit/s
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 2 (3.1 Gen 2) Type-A ports quantity: 1
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
USB Type-C DisplayPort Alternate Mode: Yes
Intel® Thunderbolt 4: Yes
Thunderbolt 4 ports quantity: 2
HDMI ports quantity: 2
HDMI version: 2.1
Ethernet LAN (RJ-45) ports: 1
Combo headphone/mic port: Yes
Headphone outputs: 1
Microphone in: Yes

Expansion slots

Number of 3.5" bays: 1
PCI Express x1 slots: 1
PCI Express x16 slots: 1

Power

Power supply: 120 W

Design

Chassis type: Mini PC
Volume: 0.51 L
Placement supported: Horizontal/Vertical
Cable lock slot: Yes
Cable lock slot type: Kensington
Product colour: Black

Software

Operating system installed: Windows 11 Home

Operational conditions

Operating temperature (T-T): 0 - 35 °C
Storage temperature (T-T): -20 - 60 °C
Operating relative humidity (H-H): 0 - 85%
Storage relative humidity (H-H): 0 - 90%

Weight & dimensions

Width: 119.6 mm
Depth: 115.2 mm
Height: 37.5 mm
Weight: 510 g

Other features

Warranty period: 1 year(s)

Check the manufacturer's page before buying.

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About this product

The MSI Cubi NUC AI+ 3MG-020US is the most advanced mini PC MSI has built to date — and one of the smallest. At just 0.51 liters (4.71 × 4.54 × 1.48 inches), it fits anywhere a book fits. But inside is Intel's latest Panther Lake Core Ultra 7 355 processor with a fifth-generation NPU delivering up to 100 TOPS of AI computing performance — enough to run real-time AI applications, live translation, Copilot+ features, and edge AI workloads natively, without cloud dependency

Cubi NUC AI+ 3MG-020US vs similar desktop PCs

	MSI Cubi NUC AI+ 3MG-020US	MSI Cubi NUC AI+ 3MG-017US	MSI Cubi NUC AI+ 3MG-018US	MSI Cubi NUC AI+ 3MG-023US
Type	Mini PC	Mini PC	Mini PC	Mini PC
Processor	Intel 355	Intel 386H	Intel 355	Intel 322
Graphics	Intel® Graphics	Intel® Graphics	Intel® Graphics	Intel® Graphics
Memory	16 GB	16 GB	16 GB	16 GB
Storage	1 TB	1 TB	1 TB	1 TB
os	Windows 11 Home	Windows 11 Home	Windows 11 Pro	Windows 11 Home
Released	2026	2026	2026	2026