Free Shipping

On All Orders

30-Day Return

Returns within 30 days of delivery

Secure payment

Secure Payments
Visa, Mastercard, PayPal & Secure Checkout

ASUS

ASUS PRIME B850M-K AMD B850 Socket AM5 micro ATX

SKU: 126855
Barcode: 4711636005517

£137.99

✔ UK-based seller

✔ Tracked delivery on all orders

✔ Genuine products

✔ Fast dispatch within 1–2 business days

In stock
  • Visa
  • Mastercard
  • PayPal
  • Apple Pay
  • Google Pay
  • Klarna

Your transaction is protected with advanced security measures to keep your information confidential

Estimated delivery between June 08 and June 10.

In stock and ready to ship

Delivery Information

Processing Time

Orders are typically processed and dispatched within 1–2 business days (Monday–Friday).

Orders placed after 3:00 PM (UK time) will be processed the next business day.

Delivery Time

Estimated delivery time within the United Kingdom is 3–5 business days after dispatch.

Delivery times are estimates and may vary depending on courier delays, location, or peak periods.

ASUS PRIME B850M-K AMD B850 Socket AM5 micro ATX

£137.99

£137.99

The ASUS PRIME B850M-K is a Micro ATX motherboard built for AMD Ryzen 9000 and 8000 series processors on the AM5 platform. Designed for compact, capable builds, it combines PCIe 5.0 support, dual M.2 slots, and DDR5 memory in a space-efficient form factor — ideal for home office workstations and mid-range gaming rigs alike.

✔ UK-based seller
✔ Tracked delivery across the UK
✔ Genuine product from trusted distributors

Key Features

  • Socket: AM5 — compatible with AMD Ryzen 9000 & 8000 series
  • Chipset: AMD B850
  • Form Factor: Micro ATX (244 x 221mm)
  • Memory: 4x DDR5 DIMM slots, up to 128GB, DDR5-8200+ (O.C.)
  • M.2: 1x PCIe Gen 5.0 x4 + 1x PCIe Gen 4.0 x4
  • PCIe: 1x PCIe 5.0 x16 + 1x PCIe 4.0 x16
  • Storage: 4x SATA 6Gb/s, RAID 0/1/5/10
  • Networking: Realtek 2.5Gb Ethernet with ASUS LANGuard
  • Audio: Realtek 7.1 Surround Sound HD Audio
  • Rear I/O: HDMI, DisplayPort, 4x USB 2.0, 2x USB 5Gbps, 2x USB 10Gbps, PS/2, 3x audio jacks
  • BIOS FlashBack button for easy firmware updates
  • 3x Addressable RGB Gen 2 headers
  • Warranty: 3 Years

Product Overview

The PRIME B850M-K keeps things straightforward without cutting corners. The B850 chipset unlocks PCIe 5.0 for both the primary GPU slot and the top M.2 slot, giving you headroom for next-generation storage and graphics. With four DDR5 slots supporting up to 128GB and speeds beyond DDR5-8200 with overclocking, memory bandwidth is not a bottleneck. The rear panel is well-equipped for a Micro ATX board, with a mix of USB speeds, display outputs, and the handy BIOS FlashBack button for firmware updates without a CPU installed.

Delivery & Fulfilment

This product is sold by TechFinder UK, a UK-based sole trader business. All hardware is sourced through established distribution partners. Orders are dispatched within 1–2 business days with tracked delivery across the United Kingdom.

Why Buy from TechFinder UK?

  • 🇬🇧 UK-based sole trader — genuine products, real accountability
  • ✅ Sourced through established distribution partners
  • 🔒 Secure checkout with buyer protection
  • 📦 Tracked UK delivery, dispatched within 1–2 business days
  • 💬 Pre- and post-purchase support available

Authenticity Guaranteed

We only sell authentic products from verified brand partners and retail partners globally.

  • Visa
  • Mastercard
  • American Express
  • PayPal
  • Apple Pay
  • Google Pay