ASUS PRIME B850M-K Micro-ATX Gaming Motherboard
- AMD B850
- Socket AM5
- DDR5 2 DIMM
- up to 128GB
- 8200+ MT/s OC
- PCIe 5.0 x16
- M.2 PCIe 5.0 + M.2 PCIe 4.0
- 4× SATA 6Gb/s
- Fast deliveryDelivered in 2-3 business days
- Cash on deliveryPay when you receive
- Easy returns14-day return policy
About This Product
ASUS PRIME B850M-K Micro-ATX Motherboard (Socket AM5)
Built around the AMD B850 chipset, the ASUS PRIME B850M-K gives Ryzen 9000, 8000 and 7000 series builders a clean micro-ATX foundation with PCIe 5.0 graphics and PCIe 5.0 storage, dual-channel DDR5 headroom beyond 8000 MT/s and 2.5 Gb networking for low-latency gaming. Supplied brand new and sealed in its original manufacturer packaging.
📋 Specifications
- Chipset: AMD B850
- Socket: AMD Socket AM5 — Ryzen 9000 / 8000 / 7000 Series desktop processors
- CPU power support: Up to 170W
- Form factor: micro-ATX, 24.4 cm x 22.1 cm (9.6 in x 8.7 in)
- Memory: 2 x DIMM, DDR5 (ECC and non-ECC, un-buffered), maximum 128GB, dual channel
- Memory speed: Up to 8200+ MT/s (Ryzen 9000), 9600+ MT/s (Ryzen 8000), 8000+ MT/s (Ryzen 7000) with overclocking
- Expansion: 1 x PCIe 5.0 x16 (Ryzen 9000/7000); PCIe 4.0 x16 slot in x8/x4 mode with Ryzen 8000; 1 x PCIe 4.0 x16 (x4 mode) from the B850 chipset
- M.2 storage: M.2_1 — PCIe 5.0 x4 (Ryzen 9000/7000) or PCIe 4.0 x4 (Ryzen 8000), type 2280; M.2_2 — PCIe 4.0 x4, type 2242/2260/2280
- SATA: 4 x SATA 6Gb/s ports
- LAN: Realtek 2.5Gb Ethernet
- Audio: Realtek 7.1 surround codec, 24-bit/192 kHz
- Rear I/O: 2 x USB 10Gbps Type-A, 2 x USB 5Gbps Type-A, 4 x USB 2.0, 1 x HDMI, 1 x DisplayPort, PS/2 keyboard/mouse combo, audio jacks
⚡ Key Features
- Socket AM5 support for AMD Ryzen 9000, 8000 and 7000 Series processors, with headroom for CPUs drawing up to 170W
- PCIe 5.0 x16 graphics slot on Ryzen 9000 and 7000 chips, so a next-generation GPU is never bottlenecked by the board
- PCIe 5.0 x4 primary M.2 socket for the fastest current NVMe SSDs, plus a second PCIe 4.0 x4 M.2 for a large game library
- Two DDR5 DIMM slots take up to 128GB and are validated well past 8000 MT/s with overclocking, so memory tuning is on the table
- ECC and non-ECC un-buffered DDR5 support gives the board a second life in light workstation duty
- Realtek 2.5Gb Ethernet delivers more than twice the bandwidth of standard gigabit LAN for online play and fast local transfers
- Four SATA 6Gb/s ports keep existing hard drives and SSDs in the build alongside NVMe storage
- HDMI and DisplayPort outputs drive displays directly from a Ryzen processor with integrated graphics — handy for troubleshooting or a GPU-less first boot
- Eight rear USB ports including two 10Gbps Type-A connections for fast external drives and docks
- Compact micro-ATX footprint (24.4 x 22.1 cm) fits mATX and ATX chassis alike
🛡️ SQUADRIG Assurance
- Brand new and sealed in original manufacturer packaging
- Sourced from authorised local distributors
- Checked on arrival and securely packed for delivery
- Honest listings — specifications are taken from the manufacturer's own published data
🔑 Product Details
- Brand: ASUS
- Model: PRIME B850M-K
- Condition: Brand new
- SKU: MOH-ASUS-B850MK-NEW-2109
Open Box means a product whose box has been opened, in good, close-to-new condition. Some of its original accessories may be missing.
Every open box unit is checked by our team before it is listed. Warranty depends on the product itself, not on its condition, so ask us about the warranty on any unit. If you want to know exactly what comes in the box, ask us on WhatsApp before you order.
Used means a previously owned product that has a cosmetic or technical defect. That is why it is sold for well below the price new.
Before you order, ask us on WhatsApp and we will tell you exactly what the defect is on that unit.
- Checked by our team before it is listed
- Sold at a reduced price compared to new
- Warranty depends on the product itself; ask us about it
We deliver nationwide across Egypt through Bosta Shipping. Orders are typically delivered within 2-3 business days after confirmation.
You will receive tracking information via SMS and WhatsApp once your order ships.
Yes! We offer Cash on Delivery (COD) across Egypt. You pay in cash when you receive your order at your doorstep.
Please inspect the product before paying and make sure everything is in order.
We offer a 14-day return policy from the date of delivery. The product must be in its original condition with all accessories and packaging.
To initiate a return, contact us via WhatsApp with your order number and reason for return.
Absolutely! All products sold at SQUADRIG are 100% authentic and original. We source directly from official distributors and authorized channels.
Every product goes through quality inspection before shipping.
You can reach us anytime via:
- WhatsApp - +20 105 599 6077 (fastest response)
- Phone Call - +20 105 599 6077 (during business hours)
- Email - support@squadrig.com
- Instagram DM - @squad.rig
We typically respond within 1-2 hours during business hours.