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MINISFORUM UM870 Slim Mini PC Barebone AMD Ryzen 7 8745H Mini Computer(8C/16T, Up to 4.9GHz), Support DDR5 RAM,M.2 2280 SSD,8K@60Hz HDMI 2.1/USB4 Output, WIFI6E/BT5.3/Auto Power On(No DDR&SSD&OS)8.2Our score 4 photos
MBrandMINISFORUMMMINISFORUM12 products in our catalogSee all MINISFORUM products →ID DBD-18571

MINISFORUM UM870 Slim Mini PC Barebone AMD Ryzen 7 8745H Mini Computer(8C/16T, Up to 4.9GHz), Support DDR5 RAM,M.2 2280 SSD,8K@60Hz HDMI 2.1/USB4 Output, WIFI6E/BT5.3/Auto Power On(No DDR&SSD&OS)

8.2/10 our score 4.1 (32 ratings on Amazon)

Powerful Processor : MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /16 threads (up to 4.9 GHz), provid

Operating SystemOSHard Disk DescriptionSSDVideo Output InterfaceHDMI, DP, USB4Graphics DescriptionIntegratedGraphics CoprocessorMD Radeon 780MGraphics Ram TypeGDDR6

About this item

  • Powerful Processor: MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /16 threads (up to 4.9 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%
  • DDR5 RAM & PCIe4.0 SSD: MINISFORUM UM870 Slim 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
Category: Desktops › MinisRanked #99 of 204 in Desktops
8.2Our score
Our verdict

Powerful Processor : MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /16 threads (up to 4.9 GHz), provid

Ranked #99 in Desktops · 4 things we like

Quick answer The MINISFORUM UM870 Slim Mini PC Barebone AMD scores 8.2/10 with us. Amazon owners rate it 4.1 out of 5 across 32 reviews, below the 4.3 average of the 130 minis we track. It was listed at $319.00 on Amazon when we last checked in September 2026. Key facts: operating system OS, hard disk description SSD, video output interface HDMI, DP, USB4.

Powerful Processor : MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /16 threads (up to 4.9 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% DDR5 RAM & PCIe4.0 SSD: MINISFORUM UM870 Slim 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

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Product information

24 specifications
Operating SystemOS
Specific Uses For ProductBusiness, Education, Everyday Use
Personal Computer Design TypeMini PC
Additional FeaturesHigh-performance Graphics with 8K@60Hz HDMI 2.1 and USB4 Output
Hard Disk DescriptionSSD
Hardware InterfaceHDMI, USB 2.0 Type A, USB 3.2 Gen 2
Power Consumption60 watts
Item Dimensions5.12 x 4.96 x 1.97 inches
Item Weight1.23 kg
Video Output InterfaceHDMI, DP, USB4
Hard Disk InterfacePCIE x 4
Style NameMinimalist
Cooling MethodAir
Compatible DevicesExternal Storage Drive, Headphone, Keyboard, Monitor, Mouse, Printer, Speaker
Total Expansion Slots Quantity2
Video OutputHDMI;USB4;DP
Graphics DescriptionIntegrated
Graphics CoprocessorMD Radeon 780M
Graphics Ram TypeGDDR6
Graphics Card InterfaceIntegrated
Processor SeriesRyzen 7
Processor Speed4.9 GHz
Processor SocketSocket F
Processor Count8

Pros & cons

What we like
  • Powerful Processor : MINISFORUM UM870 Slim mini pc is equipped with AMD Ryzen 7 8745H processor, 8 cores /16 threads (up to 4.9 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%
  • DDR5 RAM & PCIe4.0 SSD: MINISFORUM UM870 Slim 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
What could be better

    MINISFORUM UM870 Slim Mini PC Barebone AMD: questions & answers

    Is the MINISFORUM UM870 Slim Mini PC Barebone AMD worth buying?

    Yes, for most buyers it is a safe choice. We score the MINISFORUM UM870 Slim Mini PC Barebone AMD 8.2 out of 10. Amazon owners rate it 4.1 out of 5 across 32 reviews, below the 4.3 average of the 130 minis we track. The review count is still small, so treat the rating as an early signal.

    How much does the MINISFORUM UM870 Slim Mini PC Barebone AMD cost?

    It was listed at $319.00 on Amazon when we last checked in September 2026. That is cheaper than the $419.99 median for minis in our catalog. Amazon prices change daily, so use the price button on this page to see the current figure.

    What options does the MINISFORUM UM870 Slim Mini PC Barebone AMD come in?

    Amazon lists 12 options. Size: UM870 Slim-32/1TB, UM870 Slim(16+512), UM750 Neo-16/500GB, UM760 Slim(32+512), UM880 Plus-16GB+512GB, UM760 Slim 16+512GB, UM880 Plus-0+0, UM760 Slim-16GB/1TB and 4 more. Pick an option on this page and the button opens exactly that model.

    What are the key specs of the MINISFORUM UM870 Slim Mini PC Barebone AMD?

    Operating System: OS; Hard Disk Description: SSD; Video Output Interface: HDMI, DP, USB4; Graphics Description: Integrated; Graphics Coprocessor: MD Radeon 780M; Graphics Ram Type: GDDR6. All 24 specifications are in the product information table on this page.

    What are good alternatives to the MINISFORUM UM870 Slim Mini PC Barebone AMD?

    Similar, well-rated minis in our catalog: Getorli Mini PC AMD Ryzen 7 8745HS (8.8/10, 4.4 stars from 58 owners); Getorli Mini PC AMD Ryzen 7 8745HS CPU Radeon (9.0/10, 4.5 stars from 57 owners); Beelink SER5 MAX Mini PC (9.0/10, 4.5 stars from 24 owners).

    Getorli Mini PC AMD Ryzen 7 8745HSGetorli Mini PC AMD Ryzen 7 8745HS CPU RadeonBeelink SER5 MAX Mini PC