GMKtec NucBox K12
1 435
mPCt score
#61 of 149 in the rating
#61 of 149 in the rating
CPU points 632GPU points 803
Budget Ryzen 7 H 255 (Zen 4, 780M) box with OCuLink, lots of ports and room for many SSDs. Larger than the K11 but not faster. $409 price per Wccftech.
$359
Benchmarks
Cinebench R23 · 1T1 740
Cinebench R23 · MT16 001
Geekbench 6 · 1T2 593
Geekbench 6 · MT12 533
3DMark Fire Strike · Graphics8 171
3DMark Time Spy · Graphics2 796
Bar = share of the best result in the table.
Specifications
| Processor | AMD Ryzen 7 H 255 |
|---|---|
| Graphics | 780m |
| Memory | DDR5 SO-DIMM |
| Storage | 3× M.2 |
| Network | 2×2.5GbE |
| Released | 2025-07 |
| Price | $359 |
| Features |
Where to buy
Search links, prices change daily.
Same processor
1 519Beelink SER9 Pro (H 255)H 255 · 780m · $6991 476Minisforum AI X1-255H 255 · 780m · $8791 424Beelink SER9 MAXH 255 · 780m · $1 1491 407ACEMAGIC Retro X3H 255 · 780m · $639
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Sources
Numbers come from these reviews and benchmark databases.
- wccftech.com/review/gmktec-k12-amd-ryzen-7-h-255-mini-pc-review-strong-specs-io-for-just-4
- hostbor.com/gmktec-k12-minipc-review/
- techradar.com/computing/gmktek-nucbox-k12-mini-pc-review
- notebookcheck.net/GMK-NucBox-K12-mini-PC-review-Bigger-but-not-necessarily-faster.1124351.
- gmktec.com/products/gmktec-k12-amd-ryzen%E2%84%A2-7-h-255-mini-pc