
GMKtec M3 Ultra
Score: 78/100
Geekom AX8 Max
Score: 85/100Rankings

The GEEKOM AX8 Max is a compact, all-metal mini PC powered by an AMD Ryzen 7 8745HS APU with integrated Radeon 780M graphics, offering strong CPU and iGPU performance, quad-display support, dual 2.5 GbE LAN, and extensive connectivity in a VESA-mountable chassis.

The GMKtec M3 mini PC packs an Intel i5-12450H with 8 cores, 16 GB DDR4 RAM and a 512 GB SSD, offering strong single-core performance, triple-4K output and 2.5 G Ethernet, though it draws significant power and has noisy cooling.
| Attribute | ![]() | ![]() |
|---|---|---|
8best | 8best | |
16 GB | 32 GBbest | |
12 | 16best | |
4.4 GHzbest | — | |
512 GB | 1,024 GBbest | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
| ↓ lower better | 45 Wbest | — |
| ↓ lower better | 1.47 kgbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(1) | ||
CPU Threads | 12 | 16 |
Memory(2) | ||
RAM Capacity (GB) | 16 GB | 32 GB |
RAM Type | DDR4 | DDR5 |
Storage(2) | ||
Storage Capacity (GB) | 512 GB | 1024 GB |
Storage Type | SSD | NVMe |
Connectivity(2) | ||
Wi‑Fi Standard | Wi‑Fi 6 | Wi‑Fi 6E |
Bluetooth Version | 5.2 | 5.4 |


Products in the top-left offer the best value (high score, low price).

Professional reviewers acknowledge the NucBox M3's capable performance and versatile connectivity, especially its triple-4K support and 2.5 G Ethernet, but criticize its inefficient H-series CPU, high power draw, noisy cooling, and unreliable USB-C video output.
Everyday users praise the device's fast boot-up, smooth multitasking, 4K display quality, and ease of upgrading storage and memory, but complain about loud fan, inconsistent USB-C video, and heat.

Professional reviewers praise the AX8 Max as a compact powerhouse with excellent CPU and iGPU performance, premium metal chassis, and a rich port selection that includes dual 2.5 GbE and USB4. They commend its quiet IceBlast cooling and upgrade flexibility, but criticize misleading specifications, Bluetooth version confusion, lack of front USB-C, and early firmware bugs.
Everyday users appreciate the fast performance, solid build quality, quiet operation, and the ability to easily add more RAM or storage. Common frustrations revolve around missing advertised features such as the M.2 SATA slot and SD card reader, Bluetooth version mismatches, lack of front USB-C, and the need to apply a BIOS update to resolve early firmware protection issues.
“Fast boot times and smooth multitasking with 16 GB RAM.”

“Perfect for home office and media center-4K on TV looks great.”

“Easy to upgrade-added a second SSD in minutes.”


