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Mini PCs · Head to head

GMKtec NucBox M2 Pro S (16GB + 1TB) vs GMKtec NucBox M7 Ultra (32GB + 512GB)

Full Mini PCs comparison in 2026

Updated October 2026
Data from Amazon and official GMKtec site.
2026 verdict
DDR5 speed is what separates these mini PCs, and the GMKtec NucBox M7 Ultra (32GB + 512GB) takes it.
GMKtec NucBox M7 Ultra (32GB + 512GB)
Winner
GMKtec NucBox M7 Ultra (32GB + 512GB)
$679.99
Buy on Amazon USA
It has 32 GB of DDR5-4800, Radeon 680M graphics, two USB4 ports, dual 2.5G Ethernet and a front OCuLink port. The GMKtec NucBox M2 Pro S (16GB + 1TB) is the more affordable mini PC and the one with more storage, a 1 TB PCIe 4.0 SSD, 16 GB of DDR4-3200 and a single 2.5G port, in a 361 g chassis with no USB4. Both run Windows 11 Pro and both are covered for one year. Both can reach 64 GB.
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FeatureGMKtec NucBox M2 Pro S (16GB + 1TB)GMKtec NucBox M7 Ultra (32GB + 512GB)Winner
Price$649.99$679.99GMKtec NucBox M2 Pro S (16GB + 1TB)
Rating4.44.5GMKtec NucBox M7 Ultra (32GB + 512GB)
Memory TypeDDR4DDR5GMKtec NucBox M7 Ultra (32GB + 512GB)
Memory Speed3200 MT/s4800 MT/sGMKtec NucBox M7 Ultra (32GB + 512GB)
Memory Capacity16 GB32 GBGMKtec NucBox M7 Ultra (32GB + 512GB)
Storage Capacity1 TB512 GBGMKtec NucBox M2 Pro S (16GB + 1TB)
CPU ModelIntel Core i7-1185G7AMD Ryzen 7 PRO 6850UDifferent strengths
GPU ModelIntel Iris Xe Graphics G7 (96 EUs, 1.35 GHz)AMD Radeon 680M (12 cores, 2200 MHz)Different strengths
Warranty1 year1 yearTie
Memory ConfigurationDual-channelDual-channelTie

What the differences mean

Memory type

The GMKtec NucBox M7 Ultra (32GB + 512GB) has 32 GB of DDR5-4800 and can take 64 GB. The GMKtec NucBox M2 Pro S (16GB + 1TB) has 16 GB of DDR4-3200 and can also take 64 GB. The ceiling is the same. The type, the speed and the amount already fitted are not. There is no NPU on either machine.

Storage already installed

The GMKtec NucBox M2 Pro S (16GB + 1TB) ships 1 TB on a PCIe 4.0 SSD and leaves an M.2 2242 SATA bay free. The GMKtec NucBox M7 Ultra (32GB + 512GB) ships 512 GB and has two M.2 2280 PCIe 4.0 slots. The M2 Pro S wins on the drive in the box. The M7 Ultra wins if the second drive should be a full-size 2280 rather than a short SATA stick.

USB4 and OCuLink

The GMKtec NucBox M7 Ultra (32GB + 512GB) has two USB4 ports and a front OCuLink port at PCIe Gen4 x4. The USB4 ports are not Thunderbolt certified. The GMKtec NucBox M2 Pro S (16GB + 1TB) has no USB4, no OCuLink and no Thunderbolt, and its USB-C port runs at 5Gbps. A dock or a later external GPU has a home only on the M7 Ultra.

Network and weight

The GMKtec NucBox M7 Ultra (32GB + 512GB) has two 2.5G ports and Wi-Fi 6E, and it weighs 637 g. The GMKtec NucBox M2 Pro S (16GB + 1TB) has one 2.5G port and Wi-Fi 6, and it weighs 361 g. Bluetooth is 5.2 on both. The M7 Ultra also has a microphone and a Kensington lock. The M2 Pro S has neither. Both include a VESA mount.

Which one to buy if

What owners say

GMKtec NucBox M7 Ultra (32GB + 512GB) owners who wanted a quiet office box and owners who wanted a small server end up saying the same two things: the cooler is nearly silent, and the machine stays quick while they multitask. Server-minded buyers single out dual 2.5G Ethernet and two USB4 ports. Tinkerers single out OCuLink as a PCIe Gen4 path to an external GPU, and they describe the second NVMe as an immediate add once the cover is off, not a weekend project. Complaints sit at the edges. Windows activation failed for two owners until support sent a key, one machine failed within two months, integrated graphics were the wrong tool for tethered VR, and the one-year cover is what made that failure feel expensive. DDR5-4800 with a 64 GB ceiling is accepted, not celebrated.

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • GMKtec NucBox M2 Pro S (16GB + 1TB)
  • GMKtec NucBox M7 Ultra (32GB + 512GB)

Loading price history...

Frequently Asked Questions

Which is better overall: GMKtec NucBox M2 Pro S (16GB + 1TB) or GMKtec NucBox M7 Ultra (32GB + 512GB)?

The GMKtec NucBox M7 Ultra (32GB + 512GB), on DDR5, 32 GB, USB4 and dual Ethernet. The GMKtec NucBox M2 Pro S (16GB + 1TB) is the more affordable mini PC and the one with the larger SSD, 1 TB against 512 GB.

What is the biggest difference between the M2 Pro S and the M7 Ultra?

Memory generation, then ports. The GMKtec NucBox M7 Ultra (32GB + 512GB) uses DDR5-4800, USB4 and OCuLink. The GMKtec NucBox M2 Pro S (16GB + 1TB) uses DDR4-3200, has no USB4, and ships twice the storage. Both run Windows 11 Pro.

Which GMKtec has OCuLink?

The GMKtec NucBox M7 Ultra (32GB + 512GB), with a front OCuLink port at PCIe Gen4 x4. The GMKtec NucBox M2 Pro S (16GB + 1TB) has no OCuLink and no USB4. Its fastest USB-C port is 5Gbps.

Do both ship the same amount of storage?

No. The GMKtec NucBox M2 Pro S (16GB + 1TB) ships 1 TB. The GMKtec NucBox M7 Ultra (32GB + 512GB) ships 512 GB. The M7 Ultra's two slots are both M.2 2280 PCIe 4.0. The M2 Pro S leaves a shorter 2242 SATA bay free.

Who should buy the GMKtec NucBox M2 Pro S (16GB + 1TB)?

Someone who wants the more affordable Windows mini PC, a 1 TB SSD and a 361 g chassis, and who can live with DDR4, one Ethernet port and no USB4.

Who should buy the GMKtec NucBox M7 Ultra (32GB + 512GB)?

Someone who wants DDR5, 32 GB, dual 2.5G Ethernet, USB4 or an OCuLink port for an external GPU, and who will add storage if 512 GB is not enough.

Full comparison table

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