PRIME B860M-A CSM DDR5 Micro-ATX Motherboard
Specifications
| Socket | LGA1851 (Intel Core Ultra Processors Series 2) |
|---|---|
| Chipset | Intel B860 |
| Memory slots | 4 x DDR5 DIMM, dual channel, up to 256 GB |
| Memory support | Non-ECC unbuffered and CUDIMM, up to 8666+ MT/s (OC), XMP and ASUS AEMP III |
| SATA ports | 4 x SATA 6Gb/s, Intel RST RAID 0/1/5/10 |
|---|---|
| Rear USB ports | 8 ports: 1 x USB 20Gbps Type-C, 1 x USB 10Gbps Type-A, 2 x USB 5Gbps Type-A, 4 x USB 2.0 Type-A |
| Network connectivity | 1 x Realtek 2.5Gb Ethernet |
| Wireless connectivity | None |
| Expansion slots | 1 x PCIe 5.0 x16 (CPU), 1 x PCIe 4.0 x16 (runs at x4, chipset), 1 x PCIe 4.0 x1 |
|---|---|
| M.2 slots | 2 x M.2 Key M (2242/2260/2280): M.2_1 PCIe 5.0 x4, M.2_2 PCIe 4.0 x4 |
| Display outputs | 2 x DisplayPort, 1 x HDMI, plus USB Type-C with DP Alt mode |
| Board size | Micro-ATX, 244 x 244 mm |
| Audio | Realtek 7.1 Surround Sound HD audio codec, 3 back-panel jacks |
| Box | 2 x SATA 6Gb/s cables, M.2 rubber package, M.2 screw package, ASUS Control Center Express activation key card, quick start guide |
| Warranty | Manufacturer 12 months |
In the box
- Device
- Documentation
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From order to doorstep
- 01 / 06
Order placed
You submit this upgrade and your trade-in details. It's free — no card up front.
- 02 / 06
Visit scheduled
You pick a doorstep slot. An agent is on the way, typically within 24–48h.
- 03 / 06
Verified on-site
The agent inspects your old device and confirms a value with you in person.
- 04 / 06
Payment confirmed
We email a Razorpay link for the exact difference — nothing more. Payment is only ever confirmed via Razorpay’s verified webhook.
- 05 / 06
Procuring
We source your new device once payment is confirmed.
- 06 / 06
Delivered
Your new device arrives at your door, 24–48h after acceptance.
Common questions
See all FAQsYes. It's a brand-new device and carries the manufacturer's standard 12-month warranty, in original OEM packaging. If it arrives defective, the Consumer Protection Act applies for DOA/defective returns after delivery.
Yes — the list price matches MRP; your trade-in simply covers the difference. We are GST-registered and every order ships with a GST invoice. Business buyers can share their GSTIN with support for a tax invoice in the company's name.
Working condition is preferred but not required. We adjust the value for cracks, water damage, battery health, and missing accessories — and warranty status is logged, not a disqualifier. The agent confirms the final value with you at your door, explains any change, and you can decline for free.
SwapMyTech Flagship Desktop (Ryzen 9 9950X, RTX 5090, 64 GB DDR5, 2 TB)
The standout in this category right now. Trade up to it and your old device covers a real share of the price — an agent confirms the value at your door.
View the full spec
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