GMKtec NucBox K16 vs MSI Cubi NUC AI+ 3MG
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GMKtec NucBox K16
Ryzen 7 7735HS / 32GB LPDDR5 / 1TB SSD / Windows 11 Pro / metallic gray / US plug
MSI Cubi NUC AI+ 3MG
Core Ultra 9 386H / 16GB DDR5 / 1TB SSD / Windows 11 Pro
Amazon results may include other models. Verify the processor, memory, storage, and seller before buying.
| Memory | ||
|---|---|---|
| Storage |
1Is it fast for normal work?
GMKtec NucBox K16
Not available
MSI Cubi NUC AI+ 3MG
Not available
2Can it handle sustained work?
GMKtec NucBox K16
Not available
MSI Cubi NUC AI+ 3MG
Not available
3Can it game?
GMKtec NucBox K16
Not available
MSI Cubi NUC AI+ 3MG
Not available
4Is it loud or hot?
GMKtec NucBox K16
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Fan was loud under load in Balanced mode
Team Pandory found the fan loud during gaming in Balanced mode on his 32GB/512GB K16, with more noise in Performance mode. This is an attributed observation, not a standardized noise measurement.
Team Pandory · 11:27 -
Fan was barely noticeable during Dota 2
Mash IT said he hardly noticed the fan while playing Dota 2 in Performance mode on his 32GB/1TB K16. His result differs from Team Pandory's load test; firmware and room conditions were not established as equivalent.
Mash IT · 8:07
MSI Cubi NUC AI+ 3MG
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Fan was loud under load in Balanced mode Not available
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Fan was barely noticeable during Dota 2 Not available
5How much electricity does it use?
GMKtec NucBox K16
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Booted from a USB-C power-delivery dock
Mash IT unplugged the barrel power supply and powered the K16 from a 100W USB-C dock. This verifies that connection in his setup; it does not establish compatibility with every dock or sustained performance at every power limit.
Mash IT · 9:53
MSI Cubi NUC AI+ 3MG
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Booted from a USB-C power-delivery dock Not available
6Can I upgrade and connect everything?
GMKtec NucBox K16
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Memory is upgradeable No
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Storage is upgradeable Yes
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Security lock also restricts bottom access Not available
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
7Is it good value?
GMKtec NucBox K16
Not available
MSI Cubi NUC AI+ 3MG
Not available
8Will it be dependable?
GMKtec NucBox K16
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Network boot stack was disabled by default Not available
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
References
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GMKtec. NucBox K16 specifications and US configuration. Product page. Accessed .
Configuration: Ryzen 7 7735HS / 32GB LPDDR5 / 1TB SSD / Windows 11 Pro / metallic gray / US plug
Disclosure: Manufacturer specifications; no MiniPCBench measurements.
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Team Pandory. GMKtec K16 Review: Premium Ryzen 7 Mini PC w/ Oculink. Video review. . Accessed .
Configuration: Ryzen 7 7735HS / 32GB LPDDR5-6400 / 512GB PCIe 3.0 SSD / Windows 11 Pro 24H2. Balanced and Performance modes tested; firmware version unconfirmed.
Disclosure: Free review unit and affiliate links disclosed; no other payment for coverage.
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Mash IT. GMKtec NucBox K16 - An affordable PC in 2026!!. Video review. . Accessed .
Configuration: Ryzen 7 7735HS / 32GB LPDDR5-6400 / 1TB SSD. Windows edition and firmware version unconfirmed; Performance mode used for Dota 2.
Disclosure: Affiliate links disclosed; review-unit acquisition unconfirmed.
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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.
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 GMKtec NucBox K16
- Provides 2 storage slots versus 1
Higher listed specifications for MSI Cubi NUC AI+ 3MG
- Supports 64 GB more memory
Verified specifications
Manufacturer-sourced specifications and current testing status
Processor
| Specification | NucBox K16 | Cubi NUC AI+ 3MG |
|---|---|---|
| CPU | AMD Ryzen 7 7735HS | Intel Core Ultra 9 386H |
| Cores / threads | 8 / 16 | 16 / 16 |
| Processor default TDP | Not disclosed | Not disclosed |
| Integrated graphics | AMD Radeon 680M | Intel Graphics |
Memory and storage
| Specification | NucBox K16 | Cubi NUC AI+ 3MG |
|---|---|---|
| Memory type | LPDDR5-6400 onboard | DDR5 SO-DIMM |
| Maximum memory | 32 GB | 96 GB |
| Upgradeable memory | No | Yes |
| Storage slots | 2 | 1 |
Connectivity
| Specification | NucBox K16 | Cubi NUC AI+ 3MG |
|---|---|---|
| Ethernet | 2 x 2.5GbE, Realtek RTL8125BG | 2 x Intel I226-V 2.5GbE |
| Wireless | MediaTek RZ616 Wi-Fi 6E and Bluetooth 5.2 | Wi-Fi 7; adapter model and Bluetooth version unconfirmed for this SKU |
| USB4 | Yes | Yes |
| Thunderbolt | Not published | Yes |
Size and price
| Specification | NucBox K16 | Cubi NUC AI+ 3MG |
|---|---|---|
| Enclosure volume | Not published | 0.51 liters |
| List price | Not published | Not published |
| Product class | Not assigned | Not assigned |