
GMKtec M3 Ultra
Score: 78/100
Beelink Mini S13 Pro
Score: 62/100Rankings

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 Beelink Mini S13 PRO packs an Intel N150 processor, 12 GB LPDDR5 RAM and a 500 GB PCIe 3.0 SSD into a tiny 275 g chassis. It offers dual 4K HDMI, four USB-3.2 ports, Wi-Fi 6, Bluetooth 5.2 and 2.5 Gbps Ethernet, making it ideal for compact office or media-center use.
| Attribute | ![]() | ![]() |
|---|---|---|
8best | 4 | |
16 GBbest | 12 GB | |
12best | 4 | |
— | 0.81 GHzbest | |
4.4 GHzbest | 3.4 GHz | |
512 GBbest | 500 GB | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
| ↓ lower better | 45 W | 25 Wbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Performance(4) | ||
CPU Cores | 8 | 4 |
CPU Threads | 12 | 4 |
Boost Clock (GHz) | 4.4 GHz | 3.4 GHz |
CPU TDP (W) | 45 W | 25 W |
Build & Design(1) | ||
Weight (kg) | 1.47 kg | 0.275 kg |
Memory(2) | ||
RAM Capacity (GB) | 16 GB | 12 GB |
RAM Type | DDR4 | LPDDR5 |
Storage(2) | ||
Storage Capacity (GB) | 512 GB | 500 GB |
Storage Type | SSD | PCIe 3.0 NVMe |
Ports(1) | ||
USB‑C/3.0 Ports | 3 | 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 rate the Mini S13 PRO around 4 out of 5 stars, praising its low price, solid I/O (four USB-3.2 ports, dual 4K HDMI, dual M.2 slots) and quiet cooling, while noting the lack of USB-C, modest PCIe 3.0 SSD performance and a single RAM slot as drawbacks.
Everyday users love the tiny footprint, quiet operation and fast boot, often highlighting the ability to mount it behind a monitor and run multiple 4K streams without hiccups. Recurring complaints focus on the missing USB-C, cheap-feeling plastic chassis and occasional Windows-license quirks.
“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.”


