Mini PCs · Head to head

GMKtec NucBox G3 Pro (16GB + 512GB) vs GMKtec NucBox M3 Pro (16GB + 512GB)

Full Mini PCs comparison in 2026

Updated October 2026
Data from the official GMKtec site.
2026 verdict
GMKtec NucBox M3 Pro (16GB + 512GB) has the better all-around case than GMKtec NucBox G3 Pro (16GB + 512GB) in 2026, starting with memory speed.
GMKtec NucBox M3 Pro (16GB + 512GB)
Winner
GMKtec NucBox M3 Pro (16GB + 512GB)
$499.99
Buy on Official Store
What pushes it ahead is memory speed, and its broader overall balance keeps the advantage from looking narrow. GMKtec NucBox G3 Pro (16GB + 512GB) still makes sense if price is your priority, but most buyers should still lean toward GMKtec NucBox M3 Pro (16GB + 512GB). As a general recommendation, GMKtec NucBox M3 Pro (16GB + 512GB) comes out on top.
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FeatureGMKtec NucBox G3 Pro (16GB + 512GB)GMKtec NucBox M3 Pro (16GB + 512GB)Winner
Price$309.99$499.99GMKtec NucBox G3 Pro (16GB + 512GB)
Memory Speed2666 MHz3200 MT/sGMKtec NucBox M3 Pro (16GB + 512GB)
CPU ModelIntel Core i3-10110UIntel Core i5-13500HDifferent strengths
GPU ModelIntel UHD Graphics (up to 1000 MHz)Intel Iris Xe GraphicsDifferent strengths
Warranty1 year1 yearTie
Memory ConfigurationDual-channelDual-channelTie
Memory TypeDDR4DDR4Tie
Memory Capacity16 GB16 GBTie
Storage Capacity512 GB512 GBTie

Frequently Asked Questions

Which is better overall: GMKtec NucBox G3 Pro (16GB + 512GB) or GMKtec NucBox M3 Pro (16GB + 512GB)?

GMKtec NucBox M3 Pro (16GB + 512GB) has the stronger overall profile in this comparison, especially for memory speed.

What is the biggest difference between GMKtec NucBox G3 Pro (16GB + 512GB) and GMKtec NucBox M3 Pro (16GB + 512GB)?

Price is one of the clearest differences: GMKtec NucBox G3 Pro (16GB + 512GB) lists $309.99, while GMKtec NucBox M3 Pro (16GB + 512GB) lists $499.99.

Which one looks better on price?

GMKtec NucBox G3 Pro (16GB + 512GB) is listed at $309.99, while GMKtec NucBox M3 Pro (16GB + 512GB) is listed at $499.99. GMKtec NucBox G3 Pro (16GB + 512GB) (better spec).

Who should buy GMKtec NucBox G3 Pro (16GB + 512GB)?

Choose GMKtec NucBox G3 Pro (16GB + 512GB) if your priority is price and that matters more than memory speed.

Who should buy GMKtec NucBox M3 Pro (16GB + 512GB)?

Choose GMKtec NucBox M3 Pro (16GB + 512GB) if your priority is memory speed and that matters more than price.

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