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Deal.ai › Compare

MINISFORUM UM870 Slim Mini PC vs Intel NUC 12 Pro Kit (Slim, Core i7)

The Minisforum UM870 Slim is the stronger pick for most people: it ships ready to use with 32GB DDR5-5600 and a 1TB SSD, has a newer 8-core Ryzen 7 8745H, Radeon 780M graphics, USB4 at 40Gbps and dual M.2 slots. The Intel NUC 12 Pro is a barebone kit, so you add your own RAM and SSD, and its 12th-gen Core i7 with Iris Xe trails the 780M in gaming and GPU work. Buy the NUC only if you want Intel vPro-style fleet management and a small, well-supported business chassis.

  • Choose the Minisforum UM870 Slim if you want a complete, fast mini PC out of the box for gaming, media and multi-monitor work.
  • Choose the Intel NUC 12 Pro if you need an Intel-managed business desktop and already have DDR4 SO-DIMMs and an M.2 SSD to install.

Prices

  • MINISFORUM UM870 Slim Mini PC: $327.00 at Minisforum (last seen Nov 12)
  • Intel NUC 12 Pro Kit (Slim, Core i7): $625.00 at Amazon (last seen Nov 11)
  • Difference: the MINISFORUM UM870 Slim Mini PC is $298.00 cheaper than the Intel NUC 12 Pro Kit (Slim, Core i7) at the latest prices (Nov 11 and Nov 12)
MINISFORUM
MINISFORUM UM870 Slim

MINISFORUM UM870 Slim Mini PC

MINISFORUM UM870 Slim

4.9(7 ratings)
$327.00at MinisforumChecked Nov 12
See all prices and details
Visit Minisforum
Pros
  • Complete system with 32GB DDR5 and 1TB SSD
  • Strong 780M graphics for a mini PC
  • USB4 40Gbps with power delivery
  • Two M.2 slots and up to 96GB RAM
  • Quiet at under 35dB
Cons
  • No vPro or fleet management tools
  • Older Wi-Fi 6E rather than Wi-Fi 7
  • No OS preinstalled on many listings
Intel
Intel NUC 12 Pro Mini Desktop Computer (Barebone, Slim, US Power Cord)

Intel NUC 12 Pro Kit (Slim, Core i7)

Intel NUC 12 Pro Mini Desktop Computer (Barebone, Slim, US Power Cord)

$625.00at AmazonChecked Nov 11
See all prices and details
Visit Amazon

Store links may earn us a commission. As an Amazon Associate, Deal.ai earns from qualifying purchases.

Pros
  • Intel vPro and Pro manageability
  • Compact, proven 4x4 business chassis
  • Wide IT support and driver longevity
  • Lets you choose your own RAM and SSD
Cons
  • Barebone: no RAM or SSD included
  • DDR4-3200 and Iris Xe are a step behind
  • One M.2 slot only
  • Older 12th-gen platform

What separates them

MINISFORUM UM870 Slim Mini PCIntel NUC 12 Pro Kit (Slim, Core i7)
CPURyzen 7 8745H, 8 cores/16 threads, Zen 4, up to 4.9GHz12th-gen Core i7, 4.70GHz, 35W TDP
GraphicsRadeon 780M integrated, clearly faster for light gamingIntel Iris Xe integrated
Memory32GB DDR5-5600 installed, dual channel, up to 96GBBarebone, up to 64GB DDR4-3200, you supply the RAM
Storage1TB PCIe 4.0 SSD installed, two M.2 2280 slotsBarebone, one M.2 slot, you supply the SSD
SetupReady to boot after adding an OSNeeds RAM, SSD and OS installed before first boot
Ports and displaysUSB4 40Gbps, HDMI 2.1, DP 1.4, up to three 4K displaysUSB 3.2, standard NUC 4x4 port set
Networking2.5G Ethernet, Wi-Fi 6E, Bluetooth 5.2Gigabit Ethernet, Wi-Fi 6E on most SKUs
Business managementConsumer-focused, no vProIntel vPro and NUC Pro manageability for IT fleets

Price history

  • Intel NUC 12 Pro Kit (Slim, Core i7): lowest $281.04 on Nov 11 at Walmart.

Prices at every store

MINISFORUM UM870 Slim Mini PC

  • MinisforumNew

    In stockShips from Hong Kong SAR China · duties may applyReturn policy

    $327.00Checked Nov 12
    Visit Minisforum
Prices and history →

Intel NUC 12 Pro Kit (Slim, Core i7)

  • NeweggNew

    In stock

    $632.20Free shippingChecked Nov 11
    Visit Newegg
  • AmazonNew

    Availability unknown

    As an Amazon Associate, Deal.ai earns from qualifying purchases.

    $625.00Free shippingChecked Nov 11
    Visit Amazon
  • WalmartNew

    Out of stockSold by Altius Technologies

    $281.04Free shippingChecked Nov 11
    Visit Walmart

Store links may earn us a commission. Some prices via Klarna.

All 3 stores and price history →

Specs compared

SpecMINISFORUM UM870 Slim Mini PCIntel NUC 12 Pro Kit (Slim, Core i7)
ProcessorAMD Ryzen 7 8745H (8C/16T, up to 4.9GHz)—
GraphicsAMD Radeon 780M—
L3 cache16 MB—
Memory supportdual channel DDR5 RAM (up to 96GB)—
Storage supportPCIe 4.0 M.2 2280 SSD (up to 4TB)—
HDMI outputHDMI 2.1 (8K@60Hz)—
DisplayPort outputDP 1.4 (4K@144Hz)—
USB4 outputUSB4 (8K@60Hz)—
WirelessWIFI6E/BT5.2—
Noise level<35dB—
Installed RAM32GB DDR5-5600 RAM—
Installed storage1TB SSD—
Show all 20 specsShow fewer specs
SpecMINISFORUM UM870 Slim Mini PCIntel NUC 12 Pro Kit (Slim, Core i7)
With Storage—Yes
Storage Type—SSD
GPU Type—Intel GPU
CPU Brand—Intel CPU
With Integrated GPU—Yes
SSD Capacity—500 GB SSD
color—MultiColor
size—N/A

What reviewers say

Intel NUC 12 Pro Kit (Slim, Core i7)

Owners and reviewers treat the NUC 12 Pro as a solid, well-built mini PC with strong CPU performance for its size. Most praise the port selection and easy access to memory and storage. Complaints center on the barebone format and fan noise under load.

What people mention
  • PerformancePraisedOwners say the Core i7 handles office work, browsing and light virtualization without slowdowns.
  • SetupMixedBuyers like the upgrade flexibility but note that RAM, SSD and OS must be bought and installed separately.
  • NoiseCriticisedReviewers report the fan becomes audible during long sustained loads.
  • PortsPraisedThunderbolt 4, USB 3.2, 2.5GbE and dual HDMI are cited as unusually generous for the size.

Questions and answers

Which is better for light gaming?
The Minisforum UM870 Slim. Its Radeon 780M handles 1080p esports and older titles far better than Iris Xe, and it comes with the memory and storage already fitted.
Do I need to buy extra parts for the NUC 12 Pro?
Yes. The NUC 12 Pro here is a barebone kit, so you must add DDR4 SO-DIMMs, an M.2 SSD and an operating system before it will boot. The UM870 Slim ships with 32GB RAM and a 1TB SSD.
Which lasts longer?
Both are well built. The UM870 Slim has the newer platform, more RAM headroom and two SSD slots, so it stays useful longer. The NUC's advantage is Intel's long driver and vPro support for business fleets.
Is the NUC worth stepping up to for office work?
Only if your IT team relies on vPro and standardized Intel hardware. For general office and home use, the UM870 Slim's faster CPU, graphics and included parts make it the better fit.
Can both drive multiple monitors?
Yes. The UM870 Slim runs up to three 4K displays over USB4, HDMI 2.1 and DP 1.4. The NUC 12 Pro supports multiple displays through its standard NUC ports.
Which runs quieter?
The UM870 Slim is rated under 35dB. The NUC 12 Pro is a 35W part in a small chassis and is generally quiet too, but the UM870 Slim's larger cooling headroom helps under sustained load.

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