ASUS Prime B550M-K II AMD AM4 (3rd Gen Ryzen) Micro ATX Motherboard
The ASUS Prime B550M-K II is a Micro ATX motherboard for AMD AM4 3rd Gen Ryzen processors, featuring the B550 chipset. It supports DDR4 memory up to 4600MHz (OC), PCIe 4.0, dual M.2 slots, and HDMI 2.1 output. With ASUS 5X Protection III and exclusive software, it delivers reliable performance for gaming and productivity builds. Available with nationwide delivery and cash-on-delivery in Pakistan.
Shipping & Delivery
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Pick up from the Megacomputer Store
To pick up today
Free
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Express delivery
Applicable to selected areas in Karachi only
1-2 Days
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TCS Courier delivery
Our courier partner will deliver to your specified address
Delays may occur due to situations out of our control
3-4 Days
₨ 30,000
Description
The ASUS Prime B550M-K II is a Micro ATX motherboard built for 3rd Gen AMD Ryzen processors on the AM4 socket. It supports DDR4 memory up to 4600MHz (OC) and features PCIe 4.0 for high-speed graphics and storage. With dual M.2 slots (one PCIe 4.0), four SATA 6Gb/s ports, and HDMI 2.1 output, it offers modern connectivity for gaming and productivity builds.
Designed with ASUS 5X Protection III, including DIGI+ VRM, LANGuard, and SafeSlot Core, this motherboard ensures durability and stability. It also includes exclusive software like Armoury Crate and AI Suite 3 for easy system tuning and monitoring. Backed by a 1-year warranty, it’s a reliable choice for your next PC.
- AMD B550 chipset with AM4 socket for 3rd Gen Ryzen (BIOS update may be required for Ryzen 5000 series)
- 4 x DDR4 slots supporting up to 128GB, with overclocking up to 4600MHz
- 1 x PCIe 4.0 x16 slot, 1 x PCIe 3.0 x16 slot, and 2 x PCIe 3.0 x1 slots
- Dual M.2 slots (1 x PCIe 4.0, 1 x PCIe 3.0) and 4 x SATA 6Gb/s with RAID 0/1/10
- Rear I/O: HDMI 2.1, DVI-D, D-Sub, 2 x USB 3.2 Gen 2, 4 x USB 3.2 Gen 1, LAN, audio jacks
- Supports Windows 11 and includes ASUS 5X Protection III, Armoury Crate, and AI Suite 3
Specification
Overview
| Warranty | 1 Year |
|---|---|
| Brand | ASUS |
| Model | PRIME B550M-K |
| CPU Socket Type | AM4 |
| CPU Type | BIOS update might require for AMD Zen 3 Ryzen 5000 series CPU. Refer to ASUS website for CPU support list. |
| Chipset | AMD B550 |
| Number of Memory Slots | 4x288pin (DDR4) |
| Memory Standard | 3rd Gen AMD Ryzen Processors, DDR4 4600(O.C)/ 4400(O.C)/ 4266(O.C.)/ 4133(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3333(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory *, Next Generation AMD Ryzen PRO Processors, DDR4 4800(O.C.)/ 4600(O.C)/ 4466(O.C.)/ 4400(O.C)/ 4266(O.C.)/ 4133(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3333(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz Un-buffered Memory *, ECC Memory (ECC mode) support varies by CPU., * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). |
| Maximum Memory Supported | 128GB |
| Channel Supported | Dual Channel |
| PCI Express 4.0 x16 | 3rd Gen AMD Ryzen Processors, 1 x PCIe 4.0 x16 (x16 mode) |
| PCI Express 3.0 x16 | 1 x PCI Express 3.0 x16 |
| PCI Express x16 | None |
| PCI Express x1 | AMD B550 Chipset, 2 x PCIe 3.0 x1 |
| SATA 6Gb/s | 4 x SATA 6Gb/s |
| M.2 | 3rd Gen AMD Ryzen Processors:, 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280/22110 (PCIE 4.0 x4 and SATA modes) storage devices support, AMD B550 Chipset:, 1 x M.2 Socket 3, with M Key, Type 2242/2260/2280 (PCIE 3.0 x4 and SATA modes) storage devices support |
| SATA RAID | 0/1/10 |
| Onboard Video Chipset | Supported only by CPU with integrated graphic:, 1 x D-Sub, 1 x DVI-D, 1 x HDMI 2.1(4K@60HZ) |
| Audio Chipset | Realtek ALC887 |
| Audio Channels | 7.1 Channels |
| LAN Chipset | Realtek RTL8111H |
| Max LAN Speed | 1Gbps |
| Back I/O Ports | 1 x PS/2 keyboard/mouse combo port(s), 1 x DVI-D, 1 x D-Sub, 1 x HDMI, 1 x LAN (RJ45) port(s), 2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A), 4 x USB 3.2 Gen 1 (blue) Type-A, 3 x Audio jack(s) |
| HDMI | 1 x HDMI |
| USB 3.0 | 2 x USB 3.0 |
| Onboard USB | 1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s), 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) |
| Other Connectors | 1 x CPU Fan connector(s), 2 x Chassis Fan connector(s), 1 x SPI TPM header, 1 x S/PDIF out header(s), 1 x Front panel audio connector(s) (AAFP), 1 x Clear CMOS jumper(s), 1 x System panel connector, 1 x COM port header, 1 x Speaker connector |
| Form Factor | Micro ATX |
| LED Lighting | None RGB |
| Dimensions (W x L) | 9.6″ x 9.6″ |
| Power Pin | 1 x 24-pin EATX Power connector(s), 1 x 8-pin EATX 12V Power connectors |
| Windows 11 | Supported |
| Features | Software Features:, ASUS Exclusive Software, Armoury Crate, AI Suite 3, – Performance And Power Saving Utility, TurboV EVO, EPU, Digi+ VRM, Fan Xpert 2+, – EZ update, ASUS CPU-Z, AI Charger, DAEMON Tools, Norton Anti-virus software (Free Trial for 60 days), WinRAR, UEFI BIOS, ASUS EZ DIY, – ASUS CrashFree BIOS 3, – ASUS EZ Flash 3, – ASUS UEFI BIOS EZ Mode, ASUS Special Features:, ASUS 5X PROTECTION III, – ASUS DIGI+ VRM, – ASUS LANGuard, – ASUS Overvoltage Protection, – ASUS SafeSlot Core, – ASUS Stainless-Steel Back I/O, ASUS Q-Design, – ASUS Q-DIMM, – ASUS Q-Slot, ASUS Thermal Solution, – Aluminum heatsink design, ASUS Lighting Control, BIOS:, 256MB Flash ROM, UEFI AMI BIOS, Manageability:, WOL by PXE, Operating System:, Windows 10 64-bit |
| Package Contents | Accessories:, User’s manual, I/O Shield, 2 x SATA 6Gb/s cable(s), 1 x Supporting DVD, 1 x M.2 SSD screw package(s) |
| Form Factor | Micro-ATX |
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