MINISFORUM
MINISFORUM UM870 Slim Mini PC
Bottom line: The MINISFORUM UM870 Slim Mini PC: Ryzen 7 8745H with 8 Zen 4 cores boosting up to 5.0GHz; main trade-off: only one USB4 port; two of the four Type-A ports are USB 2.0.
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Pros & Cons
Pros
- ✓ Ryzen 7 8745H with 8 Zen 4 cores boosting up to 5.0GHz
- ✓ 32GB DDR5 SODIMM RAM and a 1TB PCIe 4.0 SSD included
- ✓ Two M.2 2280 PCIe 4.0 slots, supporting up to 4TB total storage
- ✓ Radeon 780M iGPU (RDNA3, 12 CU) drives 8K@60Hz over HDMI 2.1 or USB4
- ✓ 2.5G LAN plus Wi-Fi 6E/BT5.3 for firewall, router and NAT roles
Cons
- ✗ Only one USB4 port; two of the four Type-A ports are USB 2.0
- ✗ A single 2.5G Ethernet port limits multi-NIC router or firewall builds
- ✗ Integrated Radeon 780M only, with no discrete GPU for heavy 3D work
- ✗ Sustained performance is capped around 60W by the cooling design
SpecPicks Verdict
SpecPicks scored MINISFORUM UM870 Slim Mini PC using a rating × review-volume × price-fit model applied to published specs and reviews across the home ai / computer lab category. MINISFORUM's home ai / computer lab lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for home ai / computer lab of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Powerful Processor : MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /12 threads (up to 5.0 GHz), providing excellent multi-tasking capabilities and high performance. Compared to the Ryzen 5 7640HS, the Zen 4 AMD Ryzen 7 8745H has a CPU speed that is 1.79x faster, a faster GPU clock speed, and and TDP less 9W. Overall, the Ryzen 7 8745H outperforms the Ryzen 5 7640HS by a considerable 21%
- High-performance Graphics :Equipped with AMD Radeon 780M integrated graphics card (based on RDNA3 architecture, 12CU, max frequency 2700MHz), it supports high-resolution and high-refresh rate image output. It supports ultra-high-definition image quality through HDMI 2.1 (8K@60Hz), DP 1.4 (4K@144Hz) and USB4 interfaces (8K@60Hz), meeting the needs of professional work and entertainment
- DDR5 RAM & PCIe4.0 SSD: Supports dual DDR5 SODIMM RAM and 2×M.2 2280 PCIe4.0 SSD slots, supporting up to 4TB storage capacity. It provides ultra-fast data reading and writing speeds to ensure smooth operation and fast response of the system
- Efficient Coling System: The active cooling system with phase change material reduces CPU temperature by 25% compared to passive heat sinks, ensuring stable and efficient performance under heavy workloads. It delivers a stable 60W performance while the system operates at a noise level below 35dB, keeping your device cool and quiet whether you're working or playing
- Multi-interface & Fast Network: 2xUSB 3.2 Gen2 Type-A ports, 2xUSB 2.0 ports, 1xUSB4 port (supports Alt PD), 1xHDMI port, 1xDisplayPort port, 1xaudio interface and 1xClear CMOS button. MINISFORUM UM870 Slim mini computer has 2.5G WLAN wired network port and Wi-Fi 6E/BT5.3 wireless network card, providing stable network connection (software routers, firewalls, NAT, and network isolation) and fast transmission speed
- Note:Please update the driver version before updating the system.
Full Specifications
| Note | Please update the driver version before updating the system. |
|---|---|
| Brand | MINISFORUM |
| Color | White |
| Weight | 2.5g |
| RAM Type | DDR5 RAM |
| CPU Model | AMD Ryzen 7 |
| CPU Speed | 4.9 GHz |
| Cache Size | 16 MB |
| Model Name | UM870 Slim |
| Model Year | 2023 |
| Resolution | 3840 x 2160 |
| Style Name | Minimalist |
| Aspect Ratio | 16:9 |
| Connectivity | Wireless, WiFi |
| Display Type | External Display (UHD) |
| Memory Speed | 5600 MHz |
| Model Number | UM870 Slim |
| Speaker Type | External |
| Video Output | HDMI;DP;USB4 |
| Compatibility | PC |
| Full listing title | MINISFORUM UM870 Slim Mini PC,AMD Ryzen 7 8745H Processor Mini Computer(8C/16T, Up to 5.0GHz), 32GB DDR5 RAM & 1TB PCIe 4.0 SSD, Support 8K@60Hz HDMI 2.1/USB4 Output, WIFI6E/BT5.3/Auto Power On |
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MINISFORUM UM870 Slim Mini PC,AMD Ryzen 7 8745H Processor Mini Computer(8C/16T, Up to 5.0GHz), 32GB DDR5 RAM & 1TB PCIe 4.0 SSD, Support 8K@60Hz HDMI 2.1/USB4 Output, WIFI6E/BT5.3/Auto Power On is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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