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Overview

Experience ultimate performance with the Mini PC M3 Plus, powered by an Intel Core i9-12900HK (14C/20T, up to 5.0 GHz) processor. Featuring 32 GB DDR4 RAM, 1 TB NVMe SSD, and Windows 11 Pro, it supports triple 4K displays, Wi-Fi 6, Bluetooth 5.2, and USB-C connectivity — ideal for gaming, business, or creative work.

Mini PC Intel Core i9-12900HK (14C/20T, Up to 5.0 GHz) – 32GB DDR4 RAM + 1TB NVMe SSD | Windows 11 Pro | Triple 4K Display Support | Wi-Fi 6 | Bluetooth 5.2 | USB-C | M3 Plus

Model: M3 Plus
Web Code: 19492374
Sold and shipped by | 4.2 seller rating (213 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

What's included:

  • mini PC unit + power adapter + user manual

• Intel Core i9-12900HK Processor (14C/20T Up to 5.0 GHz) – Delivers exceptional multitasking power and performance efficiency with 24 MB cache and 45 W TDP, outperforming the i9-12900H and Ryzen 7 7840HS.

• Intel Iris Xe Graphics – Integrated GPU up to 1.45 GHz provides crisp 4K visuals, fluid video playback, and smooth performance for light gaming, creative work, and multimedia editing.

• 32 GB DDR4 RAM + 1 TB NVMe SSD – Dual-channel DDR4 memory (expandable to 64 GB) and 1 TB PCIe SSD (expandable to 2 TB + optional 4 TB drive) deliver high-speed processing and ample storage for work or gaming.

• Triple 4K Display Support – Supports up to three 4K displays via dual HDMI and one USB-C (DP 1.4) port for expanded workflows and immersive visual clarity — ideal for design, finance, and content creation.

• 2.5 GbE LAN Port – Integrated Intel I226-V Ethernet controller offers 2.5 Gbps wired speed for low-latency networking and stable data transfers.

• Wi-Fi 6 & Bluetooth 5.2 – Delivers faster wireless connections, lower latency, and enhanced reliability for streaming, gaming, and file sharing.

• Compact & Quiet Design – Mini form factor saves desk space while maintaining whisper-quiet operation and efficient heat management.

• GMKtec Warranty & Support – Includes a 1-year limited warranty covering defects in materials and workmanship plus dedicated after-sales support for peace of mind.

Product Condition
Brand New

Base Features

Pre-loaded Operating System
Windows11 Pro
Operating System Language
English
Processor Type
Intel Core i9-12900HK
Processor Generation/Series
12th Generation
Processor Speed
5 GHz
Processor Cores
14
Processor Cache
24 MB Smart Cache
System Bus
2.5 GbE LAN via Intel I226-V controller
RAM Size
32 GB
RAM Type
DDR4
Audio Output
3.5 mm audio jack output
Loaded Software
Windows 11 Pro
Cooling System
Air Cooling

Display

Built-in Monitor
No
Touchscreen Display
No

Networking

Integrated Wi-Fi
Yes Wifi 6
Integrated Bluetooth
Yes Bluetooth 5.2

Inputs & Outputs

USB Ports
3 x USB 3.2 Gen2 + 2 x USB 2.0
I/O Ports - Front
2 x USB 3.2 Gen2
I/O Ports - Back
HDMI x2; DisplayPort 1.4; USB-C (DP/Data); USB-A ports; 2.5G LAN; Audio jack
Other Input or Output Ports
3.5 mm audio jack; multiple USB ports; see I/O Back above
Expansion Slots
Supports second M.2 SATA/PCIe-X4 2242 up to 4TB

Product Features

Colour
Black/Gray
Dimensions (cm)
13.2 (W) x 5.8 (H) x 12.5 (D) cm
Dimensions (in)
5.2 (W) x 2.28 (H) x 4.92 (D) in
Weight
1.46 kg
Weight (lbs)
3.22 lb

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders over $100 (before taxes, fees, and promo codes).

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
See our return policy to find specific return information for this product and steps on how to return by mail.