We take cryptocurrency — so the coins you hold can buy real hardware.Pay in crypto, spend it on real hardware. Free insured shipping worldwide over $399. Plain, unbranded boxes, sent from Germany.Free insured shipping over $399. Your rate is locked for 30 minutes once checkout opens.Rate locked 30 minutes. Every item sealed, serial-checked and covered by a 24-month warranty.Sealed, 24-month warranty.

Saved items Sign in
Small black Mini PC desktop computer with compact form factor

MSI

MSI Cubi 5 12M-266US desktop PC Intel Core i3-1215U 8GB DDR4 1TB NVMe

SKU CH-3M63-91PG8 MPN Cubi 5 12M-266US

A compact desktop with a 6-core Intel Core i3, 8 GB DDR4 memory and a 1 TB NVMe drive, ready for multi-display work

  • TypeBusiness Desktops & Workstations
  • Form FactorMini PC
  • UsageConsumer / Home / Personal / Mainstream
  • ColorBlack
  • ProcessorIntel Core i3-1215U 1.20 GHz
  • Processor Main Features64 bit 6-Core Processor
  • Compact mini PC fits any workspace with VESA 75x75/100x100mm mount
  • 6-core Intel Core i3-1215U handles everyday multitasking at 1.20 GHz base
  • 8 GB DDR4 3200 MHz memory keeps responsive performance across apps
  • 1 TB NVMe SSD provides fast boot and ample storage space
  • Triple-display support via HDMI, DP and Thunderbolt 4 expands productivity

Compact desktop for everyday tasks

The MSI Cubi 5 12M-266US is a mini PC built around an Intel Core i3-1215U processor with six cores running at 1.20 GHz. It ships with 8 GB of DDR4 memory at 3200 MHz and a 1 TB NVMe solid-state drive. Windows 11 Home 64-bit is pre-installed. The system targets home users and small offices needing a quiet, space-saving computer for web browsing, office applications and 4K or 8K video playback.

Simple VESA mounting and cable checks

Installation consists of attaching the optional VESA bracket using the 75x75 mm or 100x100 mm pattern behind a monitor, then connecting the 65 W power adapter and peripherals. The main difficulties are forgetting to seat the single memory module fully if you upgrade later, and using a Thunderbolt 4 cable that does not support the full 40 Gbps data rate. Ensure the monitor input matches the HDMI, DisplayPort or Thunderbolt 4 output you plan to use.

Verify display inputs and network needs

Before ordering, confirm your display accepts HDMI, DisplayPort or USB-C with Thunderbolt 4 signalling for up to three simultaneous screens. The wired LAN port reaches 10 GbE only when paired with a Thunderbolt-to-10GbE switch, so standard gigabit switches will limit throughput. The 65 W power brick is proprietary; replacements must match the original specification. Buyers who need discrete graphics, additional internal drive bays or user-replaceable CPU cooling should consider a larger chassis.

Highlights

  • Compact mini PC fits any workspace with VESA 75x75/100x100mm mount
  • 6-core Intel Core i3-1215U handles everyday multitasking at 1.20 GHz base
  • 8 GB DDR4 3200 MHz memory keeps responsive performance across apps
  • 1 TB NVMe SSD provides fast boot and ample storage space
  • Triple-display support via HDMI, DP and Thunderbolt 4 expands productivity

Specifications

BrandMSI
ModelCubi 5 12M-266US
TypeBusiness Desktops & Workstations
Form FactorMini PC
UsageConsumer / Home / Personal / Mainstream
ColorBlack
ProcessorIntel Core i3-1215U 1.20 GHz
Processor Main Features64 bit 6-Core Processor
Cache Per Processor10 MB L3 Cache
Memory8 GB DDR4 (1 x 8 GB) 3200 MHz
Storage1 TB M.2 NVMe SSD
GraphicsIntel UHD Graphics
Power Supply65W
Operating SystemWindows 11 Home 64-bit
Special FeaturesVESA Mount: 75x75/100x100mm
CPU TypeIntel Core i3 12th Gen
CPU NameIntel Core i3-1215U
CPU Base Frequency1.20GHz
L3 Cache Per CPU10 MB
CPU Main Features64 bit 6-Core Processor
GPU/VGA TypeIntel UHD Graphics
Graphics InterfaceIntegrated video
Memory Capacity8GB DDR4
Memory SpeedDDR4 3200
Memory Spec8 GB x 1
Memory Slot (Total)2
Memory Slot (Available)1
Maximum Memory Supported64 GB
SSD1TB PCIe
HDDNo
Optical Drive TypeNo
LAN Chipset1x Realtek RTL8111H
1x Realtek RTL8125BG-CG
LAN Speed2.5Gbps + 1Gbps
WLANWIFI 6E - AX 211
WiFi GenerationWi-Fi 6E
BluetoothBluetooth 5.3
Front USB1 x Thunderbolt 4 Type-C
2 x USB 3.2 Gen 2 Type-A
Front Audio Ports1 x Mic-in / Headphone-out combo
Video Ports1 x DisplayPort 1.4 / 1 x HDMI 2.0b
Rear USB2 x USB 3.2 Gen 2 Type-A
RJ452 port
Internal Bays1 x 2.5" SSD/HDD
Dimensions (H x W x D)2.11" x 4.88" x 4.88"
Weight1.21 lbs.
Shipping weight1.34 kg
Package size229 × 203 × 102 mm

Questions about this item

How can I verify the Intel Core i3-1215U is running at its 1.20 GHz base frequency after setup?

Open Task Manager in Windows 11 Home, select the Performance tab, choose CPU, and confirm the base speed reads 1.20 GHz while the system is idle.

What comes in the box and what must I purchase separately for the Cubi 5 12M-266US?

The mini PC, a 65 W power adapter, and a VESA mount bracket for 75x75 or 100x100 mm patterns are included; a monitor, keyboard, and mouse are not.

Which memory configuration should I choose if I want to expand the 8 GB DDR4 later?

The system ships with one 8 GB DDR4 3200 MHz module in a single slot, leaving the second SO-DIMM slot free for an identical DDR4 stick.

Also in this aisle

People compared these

Same shelf, same checkout — eight coins and a 30-minute rate lock.