Minisforum UM870 Slim
Minisforum

UM870 Slim

CPU r7 8745H/7840HS
GPU RDNA3 780M
Max RAM 96GB
Drives 2
From $320
Seller Amazon

The Minisforum UM870 Slim is a mini PC powered by the AMD r7 8745H/7840HS (Zen 4 gen). It features 8 performance cores and 16 threads and a soldered CPU. Graphics are handled by the integrated AMD RDNA3 780M. Supports up to 96GB of RAM across 2 slots at 5600 MT/s. Storage capacity of up to 2 drives including 2 NVMe. Connectivity includes USB4 40Gbps, HDMI 2.1. Networking features 1 Ethernet port (up to 2.5G). Dimensions: 130 × 126 × 52mm (0.85L). Uses a Brick PSU, 60W TDP.

CPU & Performance

CPUr7 8745H/7840HS
GenerationZen 4
P-Cores8
Threads16
Single-core76
Multi-core44
Socket0

GPU

GPURDNA3 780M
Discrete GPUNo
Integrated GPUYes
eGPU supportNo

RAM

Max RAM96GB
RAM slots2
Max speed5600 MT/s
ECC supportNo

Storage

Max drives2
NVMe slots2
Gen4 x42
SD cardNo

Ports & Connectivity

HDMI 2.11
USB4 40Gbps1
Max displays3

Network

Max Ethernet1G
2.5G ports1
vProN

Physical

Dimensions130 × 126 × 52 mm
Volume0.85L
Fan size85mm
Warranty2 yr

Power

TDP60W
PSU typeBrick

Pricing

Minimum$615
Barebone est.$320
32GB / 1TB$615

Additional

Recommended for productivity, software development, multitasking, media use, light gaming, memory-heavy workloads, and very small desk setups. Consider Minisforum UM870 Slim if you want a ultra-compact mini PC built around its listed AMD r7 8745H/7840HS processor and AMD RDNA3 780M integrated GPU. It is less suitable for heavy gaming than models with a discrete GPU, but the listed expansion and integrated graphics options make it flexible for everyday workloads.

Minisforum UM870 Slim features AMD r7 8745H/7840HS with AMD RDNA3 780M integrated GPU, offering 1× 2.5G Ethernet and USB4 and HDMI 2.1. CPU details include Zen 4 CPU generation, 8 performance cores, and 16 threads. Memory support includes up to 96GB RAM across 2 slots at 5600 MT/s. Storage support includes up to 2 storage drives including 2 NVMe SSD slots and 2× PCIe Gen4 x4 NVMe. Display support includes support for up to 3 displays. Port connectivity includes 1× USB4 40Gbps, 1× HDMI 2.1, and full-function USB-C with PD/video/data at 100W. Networking includes 1× 2.5G Ethernet. Physical design includes a 130 × 126 × 52 mm chassis (0.85L). Cooling information lists 85 mm main fan and 40 mm secondary fan. Power information lists Brick power supply and 60W TDP. Lifecycle information lists 2-year warranty and release date listed as 8-Nov-2024.

Based on its overall score of 333.4, Minisforum UM870 Slim is positioned as a strong upper-range mini PC entry in this dataset; compare it against alternatives by CPU class, GPU type, memory ceiling, storage expansion, LAN, and port selection.

Notes

Jan 14 2025: $288 to $320. Oct 9 2024: $230 to $200

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