---
product_id: 697441942
title: "ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback"
brand: "asrock"
price: "€ 301.67"
currency: EUR
in_stock: true
reviews_count: 7
category: "As Rock"
url: https://www.desertcart.gr/products/697441942-asrock-b860-pro-rs-intel-core-ultra-ddr5-8666-mhz
store_origin: GR
region: Greece
---

# 14+1+1+1+1 Power Phase DDR5 up to 8666+ MHz OC PCIe 5.0 x16 & Blazing M.2 Gen5x4 ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback

**Brand:** asrock
**Price:** € 301.67
**Availability:** ✅ In Stock

## Summary

> 🔥 Power your future with ASRock B860 Pro RS – where speed meets stability!

## Quick Answers

- **What is this?** ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback by asrock
- **How much does it cost?** € 301.67 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/697441942-asrock-b860-pro-rs-intel-core-ultra-ddr5-8666-mhz)

## Best For

- asrock enthusiasts

## Why This Product

- Trusted asrock brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Next-Gen Memory Speed:** Supports up to 256GB DDR5 RAM at blazing 8666+ MHz (OC) across 4 DIMM slots for seamless multitasking and future-proof performance.
- • **Unmatched Power Efficiency:** 14+1+1+1+1 phase power design with 80A Dr.MOS ensures rock-solid stability for intense workloads and overclocking.
- • **Ultimate Connectivity Suite:** Thunderbolt 4 Type-C, USB 3.2 Gen2x2, WiFi 6E, and Realtek 2.5G LAN deliver lightning-fast data transfers and lag-free networking.
- • **Immersive Audio & Robust Build:** Nahimic Audio with Realtek ALC1220 codec plus military-grade components and advanced cooling for durability and premium sound.
- • **Blazing-Fast Storage & Expansion:** Equipped with PCIe 5.0 x16 slot and multiple M.2 slots including PCIe Gen5x4 for ultra-responsive gaming and content creation.

## Overview

The ASRock B860 Pro RS is a premium ATX motherboard designed for Intel Core Ultra processors with LGA 1851 socket. It features a robust 14+1+1+1+1 power phase design with 80A Dr.MOS, supports up to 256GB DDR5 RAM at 8666+ MHz (OC), and offers cutting-edge PCIe 5.0 x16 and multiple M.2 slots including PCIe Gen5x4 for ultra-fast storage. Connectivity includes Thunderbolt 4, USB 3.2 Gen2x2, WiFi 6E, and 2.5G LAN. Enhanced with Nahimic Audio and military-grade components, it delivers exceptional performance, expandability, and durability for high-end gaming, content creation, and overclocking.

## Description

The ASRock B860 Steel Legend WiFi is a premium ATX motherboard built for Intel Core Ultra Series 2 processors (LGA 1851 socket), featuring an advanced 14+1+1+1+1 phase power design with 80A Dr.MOS for VCore+GT+SA to deliver uncompromising power efficiency and stability for high-end gaming and content creation. Supporting DDR5 memory up to 8666+ MHz (OC) in dual-channel across 4 DIMM slots, this board ensures blistering performance for demanding workloads. Expansion is handled by a PCIe 5.0 x16 slot for next-gen GPUs, plus a PCIe 4.0 x16 slot, while storage options include a Blazing M.2 (PCIe Gen5x4), 2 Hyper M.2 (PCIe Gen4x4), and 1 M.2 (PCIe Gen4x2)—all cooled by a Toolless Multi-Layer M.2 Heatsink. Connectivity is a standout feature, with Thunderbolt 4 Type-C (rear) and USB 3.2 Gen2x2 Type-C (front) for ultra-fast data transfers (20Gbps). The rear I/O includes 2 USB 3.2 Gen2 ports, 4 USB 3.2 Gen1 ports, and 3 USB 2.0 ports, while front-panel headers add 4 USB 3.2 Gen1 and 4 USB 2.0 ports. Display outputs include HDMI, DisplayPort, and Thunderbolt 4 Type-C, supporting multi-monitor setups. Networking is handled by Realtek 2.5G LAN and WiFi 6E (802.11axe) + Bluetooth for lag-free wireless connectivity. Audio enthusiasts will appreciate the Realtek ALC1220 7.1 CH HD Audio Codec with Nahimic Audio for immersive sound. Designed for enthusiasts and power users, the B860 Steel Legend WiFi combines military-grade components, Lite Release Design for easier GPU installation, and comprehensive cooling solutions to ensure durability and thermal performance. Whether you're building a high-end gaming PC, 4K editing workstation, or overclocking rig, this motherboard delivers cutting-edge features, exceptional expandability, and future-proof connectivity—all wrapped in ASRock's signature Steel Legend aesthetics with robust build quality. Backed by optimized BIOS tuning and user-friendly UEFI, it's the perfect foundation for pushing performance limits.

Review: funciona excelente y muy buenas prestaciones - Me ha salido perfecto. La placa ASRock B860 Pro RS ha funcionado excelente desde el primer momento, sin ningún problema de compatibilidad ni estabilidad. La instalación fue sencilla y el rendimiento con DDR5 y M.2 es muy bueno. Se nota que es una tarjeta madre de buena calidad, con materiales sólidos y muchas opciones de expansión. La recomiendo totalmente para quienes quieran armar un equipo potente y actualizado. Muy satisfecho con la compra.
Review: Opened box and missing parts - The package was opened and there were not screws inside , had to order screws specifically to be able to install it and had to wait 2 days for delivery, overall the motherboard is working fine

## Features

- 10+1+1+1+1 Power Phase, Dr.MOS for VCore+GT+SA
- 4 x DDR5 DIMMs Supports Dual Channel, up to 8666+ (OC)
- Graphics Output Options: 1 HDMI, 1 DisplayPort
- BLAZING M.2 (PCIE GEN5 x4)
- NAHIMIC AUDIO

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DSQX832M |
| Best Sellers Rank | #45 in Computer Motherboards |
| Brand | ASRock |
| CPU Model | Intel Core Ultra 5 |
| CPU Socket | Socket LGA 1851 |
| Chipset Family | Intel B860 |
| Chipset Type | Intel B860 |
| Compatible Devices | Desktop |
| Compatible Processors | Intel Core Ultra |
| Customer Reviews | 4.6 out of 5 stars 19 Reviews |
| Global Trade Identification Number | 04711581490222 |
| Graphics Card Interface | Integrated, PCI Express |
| Item Weight | 0.5 kg |
| Main Power Connector Type | 24-Pin |
| Manufacturer | ASRock |
| Memory Clock Speed | 8666 MHz |
| Memory Slots Available | 4 |
| Memory Storage Capacity | 256 GB |
| Mfr Part Number | 90-MXBRM-A0UAYZ |
| Model Name | B860 PRO RS |
| Model Number | B860 PRO RS |
| Number of Ethernet Ports | 1 |
| Number of Items | 1 |
| Number of Ports | 7 |
| Platform | Windows 11 |
| Processor Socket | Socket LGA 1851 |
| RAM Memory Technology | DDR5 |
| Ram Memory Maximum Size | 256 GB |
| System Bus Standard Supported | SATA 3 |
| Total Number of HDMI Ports | 1 |
| Total PCIe Ports | 2 |
| Total SATA Ports | 4 |
| Total Usb Ports | 14 |
| Warranty Description | 3 years |

## Product Details

- **Brand:** ASRock
- **CPU Model:** Intel Core Ultra 5
- **CPU Socket:** Socket LGA 1851
- **Chipset Type:** Intel B860
- **Compatible Devices:** Desktop
- **Compatible Processors:** Intel Core Ultra
- **Memory Clock Speed:** 8666 MHz
- **Model Name:** B860 PRO RS
- **Platform:** Windows 11
- **RAM Memory Technology:** DDR5

## Images

![ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback - Image 1](https://m.media-amazon.com/images/I/81mzaE2NBiL.jpg)
![ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback - Image 2](https://m.media-amazon.com/images/I/81J+Eedd0QL.jpg)
![ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback - Image 3](https://m.media-amazon.com/images/I/71P-MfbFqlL.jpg)
![ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback - Image 4](https://m.media-amazon.com/images/I/71imktvyfkL.jpg)
![ASRock B860 Pro RS Intel Core Ultra DDR5 8666 MHz 256GB M.2 LGA1851 ATX Motherboard SATA3 6.0 Gb/s PCIe 5.0 BIOS Flashback - Image 5](https://m.media-amazon.com/images/I/81pAhRFFmuL.jpg)

## Available Options

This product comes in different **Size, Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ funciona excelente y muy buenas prestaciones
*by B***D on July 27, 2026*

Me ha salido perfecto. La placa ASRock B860 Pro RS ha funcionado excelente desde el primer momento, sin ningún problema de compatibilidad ni estabilidad. La instalación fue sencilla y el rendimiento con DDR5 y M.2 es muy bueno. Se nota que es una tarjeta madre de buena calidad, con materiales sólidos y muchas opciones de expansión. La recomiendo totalmente para quienes quieran armar un equipo potente y actualizado. Muy satisfecho con la compra.

### ⭐⭐⭐ Opened box and missing parts
*by D***A on June 23, 2026*

The package was opened and there were not screws inside , had to order screws specifically to be able to install it and had to wait 2 days for delivery, overall the motherboard is working fine

### ⭐⭐⭐⭐⭐ Good for DIY
*by Z***G on March 2, 2026*

Gut Qualität, Wifi Module kann selber anpassen.

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-08-24*