MSI Cubi NUC AI+ 3MG vs ZOTAC MAGNUS ONE EU275070C
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MSI Cubi NUC AI+ 3MG
Core Ultra 9 386H / 16GB DDR5 / 1TB SSD / Windows 11 Pro
ZOTAC MAGNUS ONE EU275070C
Core Ultra 7 265 / RTX 5070 12GB / 16GB DDR5 / 1TB SSD / Windows 11 Home
Amazon results may include other models. Verify the processor, memory, storage, and seller before buying.
| Memory | ||
|---|---|---|
| Storage |
1Is it fast for normal work?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
2Can it handle sustained work?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
3Can it game?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
4Is it loud or hot?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
5How much electricity does it use?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
6Can I upgrade and connect everything?
MSI Cubi NUC AI+ 3MG
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Memory is upgradeable Yes
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Storage is upgradeable Yes
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Security lock also restricts bottom access
Level1Techs showed that the Kensington lock opening also secures the bottom cover, restricting access to memory and storage. The reviewed unit had 32GB memory rather than this SKU’s 16GB.
Level1Techs · 1:13 -
Aftermarket cooler and PSU did not fit unchanged Not available
ZOTAC MAGNUS ONE EU275070C
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Memory is upgradeable Yes
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Storage is upgradeable Yes
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Security lock also restricts bottom access Not available
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Aftermarket cooler and PSU did not fit unchanged
GucksTV reports that the attempted Noctua NH-L9i cooler and SilverStone 600W Flex ATX power supply would require modifications to fit. The reviewer found memory, SSD and Wi-Fi-card replacement straightforward. This concerns those attempted parts, not every aftermarket option.
GucksTV · 23:30
7Is it good value?
MSI Cubi NUC AI+ 3MG
Not available
ZOTAC MAGNUS ONE EU275070C
Not available
8Will it be dependable?
MSI Cubi NUC AI+ 3MG
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Network boot stack was disabled by default
Level1Techs showed the UEFI network stack disabled in BIOS EB211IMS.1A20 and explained that it must be enabled for network boot. Firmware defaults can change.
Level1Techs · 8:17
ZOTAC MAGNUS ONE EU275070C
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Network boot stack was disabled by default Not available
References
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MSI. Cubi NUC AI+ 3MG US SKU specifications. Product page. Accessed .
Configuration: Core Ultra 9 386H / 16GB DDR5 / 1TB SSD / Windows 11 Pro
Disclosure: Manufacturer specifications; no MiniPCBench measurements.
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Level1Techs. Finally! Panther Lake! A Quick Look at the Cubi NUC AI+ 3MG. Video review. . Accessed .
Configuration: Core Ultra 9 386H / 32GB DDR5-5600 / 1TB Phison SSD / Windows 11 Pro. BIOS EB211IMS.1A20 dated March 4, 2026 shown. Power profile unconfirmed.
Disclosure: Reviewer thanks MSI for access to the hardware; whether the unit was loaned or retained is unclear. Affiliate link disclosed.
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ZOTAC. MAGNUS ONE EU275070C Windows configuration. Product page. Accessed .
Configuration: Core Ultra 7 265 / RTX 5070 12GB / 16GB DDR5 / 1TB SSD / Windows 11 Home
Disclosure: Manufacturer specifications; no MiniPCBench measurements.
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ZOTAC. EU275070C family user manual. Product page. Accessed .
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GucksTV. Zotac Magnus One with RTX 5070: Mini PC with limited headroom. Video review. . Accessed .
Configuration: Core Ultra 7 265 and desktop RTX 5070 barebone, fitted with 64GB Kingston Fury Impact DDR5-5600 and 2TB Kingston Renegade G5. Windows edition and firmware unconfirmed; aftermarket PSU and cooler fit attempts are separate from stock testing.
Disclosure: Paid-promotion label and Keysworlds sponsorship visible; purchase, loan or retention status of the Zotac unit unconfirmed.
Value for money
No value comparison is available. It requires eligible test scores and at least four current price observations in seven days.
Specification differences
Differences supported by the listed manufacturer specifications
Higher listed specifications for MSI Cubi NUC AI+ 3MG
- Uses a smaller 0.51 liter enclosure
Higher listed specifications for ZOTAC MAGNUS ONE EU275070C
- Provides 3 storage slots versus 1
Verified specifications
Manufacturer-sourced specifications and current testing status
Processor
| Specification | Cubi NUC AI+ 3MG | MAGNUS ONE EU275070C |
|---|---|---|
| CPU | Intel Core Ultra 9 386H | Intel Core Ultra 7 265 |
| Cores / threads | 16 / 16 | 20 / 20 |
| Processor default TDP | Not disclosed | Not disclosed |
| Integrated graphics | Intel Graphics | NVIDIA GeForce RTX 5070 desktop, 12GB GDDR7 |
Memory and storage
| Specification | Cubi NUC AI+ 3MG | MAGNUS ONE EU275070C |
|---|---|---|
| Memory type | DDR5 SO-DIMM | DDR5 SO-DIMM; one module installed, fitted speed unconfirmed |
| Maximum memory | 96 GB | 96 GB |
| Upgradeable memory | Yes | Yes |
| Storage slots | 1 | 3 |
Connectivity
| Specification | Cubi NUC AI+ 3MG | MAGNUS ONE EU275070C |
|---|---|---|
| Ethernet | 2 x Intel I226-V 2.5GbE | 1 x 5Gbps Ethernet and 1 x Gigabit Ethernet |
| Wireless | Wi-Fi 7; adapter model and Bluetooth version unconfirmed for this SKU | Intel Wi-Fi 7 and Bluetooth 5.4; exact module unconfirmed |
| USB4 | Yes | Yes |
| Thunderbolt | Yes | Yes |
Size and price
| Specification | Cubi NUC AI+ 3MG | MAGNUS ONE EU275070C |
|---|---|---|
| Enclosure volume | 0.51 liters | 8.48 liters |
| List price | Not published | Not published |
| Product class | Not assigned | Not assigned |