Looking for a tiny board that can still run the latest Intel Core Ultra chips without a hitch? The ASUS PRO Q870I-C-CSM, LGA 1851, Intel Core Ultra DDR5 Mini ITX Motherboard is built for small-form-factor builds that need top-tier performance. Many builders struggle with cramped cases and limited upgrade options, ending up with slow memory or weak connectivity. This board solves those issues so you can enjoy a powerful PC in a compact size.
ASUS PRO Q870I-C-CSM, LGA 1851, Intel Core Ultra DDR5 Mini ITX Motherboard
When a tiny case forces you to choose between speed and size, you often lose both. That matters because a sluggish system can slow work, gaming, or creative projects. This motherboard removes the compromise. It supports the newest Intel Core Ultra processors, fast DDR5 memory up to 6400 MHz, and a full set of modern ports, all on a 170 mm square board. The result is a compact platform that delivers desktop-class power without the bulk.
Key Features
- LGA 1851 socket for Intel Core Ultra (Series 2) CPUs.
- Intel Q870 chipset ensures stable performance and future-proof features.
- 2 x SO-DIMM slots support up to 128 GB DDR5 memory.
- 1 x M.2 (M-Key) slot for high-speed NVMe SSDs.
- 1 x PCIe x16 Gen 5 slot for top-tier graphics.
- Gigabit Ethernet with Intel WGI219LM controller for reliable networking.
- USB-C 3.2 Gen 2 and three USB-A 3.2 Gen 2 ports for fast peripheral connections.
- 2 x DisplayPort, 1 x HDMI for flexible multi-monitor setups.
- 7.1-channel HD audio codec for immersive sound.
- Supports Windows 10 x64 and Windows 11 for broad software compatibility.
Specification
| Processor Socket |
LGA 1851 (Socket V1) |
| Compatible CPU Series |
Intel Core Ultra (Series 2) |
| Chipset |
Intel Q870 |
| Form Factor |
Mini-ITX |
| Memory Type |
DDR5-SDRAM |
| Memory Slots |
2 x SO-DIMM |
| Max Memory |
128 GB |
| Memory Channels |
Dual Channel |
| Max Memory Speed |
6400 MHz |
| ECC Support |
Non-ECC |
| Unbuffered Memory |
Yes |
| Storage Support |
HDD & SSD |
| Storage Interfaces |
M.2, SATA III |
| Max Storage Drives |
3 |
| Max HDDs |
2 |
| M.2 Slots |
1 x M.2 (M-Key) |
| PCIe Slots |
1 x PCIe x16 Gen 5 |
| LAN |
Gigabit Ethernet |
| LAN Controller |
Intel WGI219LM |
| Wi-Fi |
No |
| Audio |
7.1 Channel HD Audio |
| Rear USB Ports |
1 x USB-C 3.2 Gen 2, 3 x USB-A 3.2 Gen 2, 2 x USB 2.0 |
| Video Outputs |
2 x DisplayPort, 1 x HDMI |
| Ethernet Port |
1 x RJ-45 |
| PS/2 Ports |
2 |
| Microphone Input |
Yes |
| SATA III Connectors |
2 |
| USB 3.2 Gen 2 Header |
1 |
| USB 3.2 Gen 1 Header |
1 |
| USB 2.0 Header |
1 |
| COM Connectors |
2 |
| CPU Fan Headers |
1 |
| Chassis Fan Headers |
1 |
| 24-Pin ATX Power |
Yes |
| 8-Pin EPS Power |
Yes |
| 12V Power Connector |
Yes |
| Front Audio Header |
Yes |
| Supported OS |
Windows 10 x64, Windows 11 |
| BIOS Size |
256 Mbit |
| Product Colour |
Multicolour |
| Motherboard Dimensions |
170 x 170 x 50 mm |
| Motherboard Weight |
405 g |
| Package Dimensions |
230 x 185 x 60 mm |
| Package Weight |
640 g |
