
GMKtec M3 Ultra
Score: 78/100
Acemagic V1 Ryzen
Score: 73/100Rankings

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.

The ACEMAGIC Mini PC with a Ryzen 3 4300U offers a compact, low-power solution with solid everyday performance and triple-4K display capability. It shines in media playback and office tasks but can overheat during prolonged heavy use.
| Attribute | ![]() | ![]() |
|---|---|---|
8best | 4 | |
16 GBbest | 16 GBbest | |
12best | 4 | |
— | 2.7 GHzbest | |
4.4 GHzbest | 3.7 GHz | |
512 GB | 1,024 GBbest | |
2.5 Gbpsbest | 1 Gbps | |
| ↓ lower better | 45 Wbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(3) | ||
CPU Cores | 8 | 4 |
CPU Threads | 12 | 4 |
Boost Clock (GHz) | 4.4 GHz | 3.7 GHz |
Build & Design(1) | ||
Weight (kg) | 1.47 kg | 0.599 kg |
Storage(2) | ||
Storage Capacity (GB) | 512 GB | 1024 GB |
Storage Type | SSD | NVMe PCIe 3.0 |
Ports(2) | ||
USB‑C/3.0 Ports | 3 | 1 |
HDMI Ports | 2 | 1 |
Connectivity(3) | ||
Wi‑Fi Standard | Wi‑Fi 6 | Wi‑Fi 5 |
Bluetooth Version | 5.2 | 4.2 |
Ethernet Speed (Gbps) | 2.5 Gbps | 1 Gbps |
Power & Warranty(1) | ||
Warranty Period (months) | 12 months | 36 months |


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 note the Ryzen 4300U remains a solid, energy-efficient choice for non-gaming workloads and praise the triple-4K outputs, while warning about limited cooling for sustained performance.
Everyday users appreciate the smooth performance, quiet operation and versatile ports, but many report overheating, thermal throttling and occasional audio jack 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.”


