Mini PCs · Head to head

Beelink SER9 Max (64GB + 1TB) vs GMKtec NucBox M7 Ultra (32GB + 512GB)

Full Mini PCs comparison in 2026

Updated October 2026
Data from Amazon and official Beelink and GMKtec sites.
2026 verdict
10 Gigabit Ethernet and a 64GB ceiling decide this one, and the Beelink SER9 Max (64GB + 1TB) wins the mini PC comparison over the GMKtec NucBox M7 Ultra (32GB + 512GB).
Beelink SER9 Max (64GB + 1TB)
Winner
Beelink SER9 Max (64GB + 1TB)
$1149.00

Last recorded price

Buy on Amazon USA
The Beelink SER9 Max (64GB + 1TB) carries an eight-core Ryzen 7 H 255 with Radeon 780M graphics, 64GB of DDR5-5600 that reaches 128GB, a 1TB Gen 4 drive, a 10GbE port, USB4 with Thunderbolt 3 support and a three-year warranty. The GMKtec NucBox M7 Ultra (32GB + 512GB) counters with a front OCuLink port for an external GPU, dual 2.5G Intel Ethernet, two USB4 ports and 32GB of DDR5-4800, but a one-year warranty. Choose the GMKtec NucBox M7 Ultra (32GB + 512GB) for the OCuLink upgrade path, and the Beelink SER9 Max (64GB + 1TB) for memory, storage and network speed.
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FeatureBeelink SER9 Max (64GB + 1TB)GMKtec NucBox M7 Ultra (32GB + 512GB)Winner
Price$1149.00$559.99GMKtec NucBox M7 Ultra (32GB + 512GB)
Warranty3 years1 yearBeelink SER9 Max (64GB + 1TB)
Memory Speed5600 MT/s4800 MT/sBeelink SER9 Max (64GB + 1TB)
Memory Capacity64 GB32 GBBeelink SER9 Max (64GB + 1TB)
GPU ModelAMD Radeon 780M (12 CUs)AMD Radeon 680M (12 cores, 2200 MHz)Beelink SER9 Max (64GB + 1TB)
Storage Capacity1 TB512 GBBeelink SER9 Max (64GB + 1TB)
CPU ModelAMD Ryzen 7 H 255AMD Ryzen 7 PRO 6850UDifferent strengths
Rating4.44.4Tie
Memory ConfigurationDual-channelDual-channelTie
Memory TypeDDR5DDR5Tie

What the differences mean

Memory

The Beelink SER9 Max (64GB + 1TB) ships 64GB of DDR5-5600 and accepts 128GB. The GMKtec NucBox M7 Ultra (32GB + 512GB) ships 32GB of DDR5-4800 and tops out at 64GB, so the Beelink starts with more and can go further.

Graphics

The Beelink SER9 Max (64GB + 1TB) uses Radeon 780M graphics with 12 compute units. The GMKtec NucBox M7 Ultra (32GB + 512GB) uses Radeon 680M, a step behind for light gaming and GPU-assisted work.

Networking

The Beelink SER9 Max (64GB + 1TB) has a single 10 Gigabit Ethernet port, four times the throughput of the dual 2.5G ports on the GMKtec NucBox M7 Ultra (32GB + 512GB), which trades top speed for redundancy.

Expansion and warranty

The GMKtec NucBox M7 Ultra (32GB + 512GB) has a front OCuLink port that gives an external GPU a PCIe Gen 4 x4 link, plus two USB4 ports. The Beelink SER9 Max (64GB + 1TB) has USB4 with Thunderbolt 3 support, two M.2 Gen 4 slots and a three-year warranty against one.

Which one to buy if

What owners say

GMKtec NucBox M7 Ultra (32GB + 512GB) owners describe a quiet, capable box with an unusual upgrade path. The front OCuLink port is the feature they single out, calling it the reason they will not have to replace the machine when they move to an external GPU, and the dual 2.5G Intel LAN, two USB4 ports and tool-free access to a second drive get frequent mentions. Quiet operation during multitasking is another common theme. The complaints are about the generation rather than the build: a Zen 3+ chip with no NPU, memory capped at 64GB of DDR5-4800, USB4 that is not Thunderbolt certified, a one-year warranty, and one owner whose unit failed within two months.

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.

  • Beelink SER9 Max (64GB + 1TB)
  • GMKtec NucBox M7 Ultra (32GB + 512GB)

Loading price history...

Frequently Asked Questions

Which is better overall: Beelink SER9 Max (64GB + 1TB) or GMKtec NucBox M7 Ultra (32GB + 512GB)?

The Beelink SER9 Max (64GB + 1TB), with more memory, faster memory, a bigger drive, stronger graphics, a 10GbE port and a three-year warranty. The GMKtec NucBox M7 Ultra (32GB + 512GB) is the pick when the OCuLink external-GPU path matters.

What is the biggest difference between the Beelink SER9 Max (64GB + 1TB) and the GMKtec NucBox M7 Ultra (32GB + 512GB)?

The memory and the upgrade path. The Beelink SER9 Max (64GB + 1TB) ships 64GB of DDR5-5600 up to 128GB, while the GMKtec NucBox M7 Ultra (32GB + 512GB) ships 32GB of DDR5-4800 up to 64GB but adds a front OCuLink port.

Can you connect an external GPU to either of these mini PCs?

Only the GMKtec NucBox M7 Ultra (32GB + 512GB) has an OCuLink port for that, which gives an eGPU a PCIe Gen 4 x4 link. The Beelink SER9 Max (64GB + 1TB) has USB4 with Thunderbolt 3 support as an alternative route.

How much storage can each hold?

The Beelink SER9 Max (64GB + 1TB) has two M.2 2280 PCIe 4.0 slots for up to 8TB. The GMKtec NucBox M7 Ultra (32GB + 512GB) has two M.2 2280 PCIe 4.0 slots as well, with a 512GB drive fitted.

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

Buyers who want a quiet machine with an upgrade path to an external GPU, dual 2.5G Intel LAN and room to add a second NVMe drive.

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