# Motherboard ASUS TUF GAMING B550-PLUS WIFI II AMD B550 Socket AM4 ATX

**URL:** https://aio.lv/en/product--asus-90mb19u0-m0eay0--4337387
**Data updated:** 2025-12-08 21:16 (EET)
**Category:** Motherboards
**Manufacturer:** Asus
**Manufacturer code:** 90MB19U0-M0EAY0
**EAN:** 4711081338413
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 133.49 €
**Prices and availability valid until:** 2026-07-20 23:59
**Price without VAT (21%):** 110.32 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--asus-90mb19u0-m0eay0--4337387

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The ASUS TUF GAMING B550-PLUS WIFI II motherboard features an AMD B550 chipset and Socket AM4, supporting AMD Ryzen 3000 Series processors. It supports DDR4-SDRAM with a maximum internal memory of 128 GB across DIMM slots. The board includes M.2 and SATA interfaces for HDD and SSD storage, with RAID support for levels 0, 1, and 10. Connectivity options include USB Type-A and Type-C, 2.5 Gigabit Ethernet, and Wi-Fi 6 (802.11ax) for high-speed wireless networking.

## Long description

TUF GAMING B550-PLUS WIFI II is a motherboard based on the AMD B550 platform designed for stable, long-lasting performance in gaming and high-core-count systems. Built with military-grade components, upgraded power delivery and multiple cooling solutions, it supports 3rd Gen AMD Ryzen processors, PCIe 4.0 M.2 NVMe SSDs, USB 3.2 Gen 2 Type-A and Type-C, Thunderbolt 3 header support and integrated Wi-Fi 6 for fast networking.
Advantages
The board offers a robust power subsystem with 8+2 DrMOS power stages, Digi+ VRM control and ProCool reinforced 8-pin connector for reliable CPU power. Cooling is enhanced via large VRM and M.2 heatsinks plus high-quality thermal pads. Durability features include TUF chokes and capacitors, SafeSlot PCIe reinforcement, ESD guards, TUF LANGuard network protection and a stainless-steel back I/O panel. Software support through Armoury Crate centralizes system control, RGB synchronization and AI noise-canceling microphone functionality.
Key specifications
Chipset: AMD B550
CPU support: 3rd Gen AMD Ryzen processors (AM4)
VRM: 8+2 DrMOS power stages with Digi+ VRM
Memory: DDR4 support (faster memory supported — check QVL)
Storage: PCIe 4.0 M.2 slot(s) with NVMe RAID support (up to 64 Gbps per lane)
USB: USB 3.2 Gen 2 Type-A and Type-C ports
Networking: Integrated Wi-Fi 6 (802.11ax) and LAN with TUF LANGuard
Expansion: SafeSlot reinforced PCIe slots
Audio: High-SNR Realtek-based codec with DTS® Custom support
Extras: Thunderbolt 3 header support, BIOS FlashBack™, Armoury Crate
How to use
Install the TUF GAMING B550-PLUS WIFI II into a compatible ATX case and connect the power supply using the reinforced 8-pin CPU power connector and the main 24-pin ATX connector. Mount a supported AM4 CPU and appropriate cooler, insert DDR4 memory modules per the manual’s slot recommendations, and attach NVMe SSDs into the M.2 slots, using the provided heatsinks where applicable. Connect front-panel USB, audio and case fans, then install the Wi‑Fi antenna and any expansion cards into SafeSlot PCIe positions. Use BIOS FlashBack™ for firmware updates if needed and configure system settings, RGB and audio through Armoury Crate after booting into the OS.
Recommendations
For optimal performance, pair this motherboard with a high-quality power supply, an AMD Ryzen 3rd Gen CPU with sufficient cooling, and DDR4 kits listed on the manufacturer QVL. Use compatible ASUS Wi‑Fi 6 routers to fully leverage wireless throughput and keep BIOS and Armoury Crate software up to date for best stability and feature access.

## Specifications

### Features

| Feature | Value |
|---|---|
| Motherboard form factor | ATX |
| Motherboard chipset | AMD B550 |
| Component for | PC |
| Audio output channels | 7.1 |
| Windows operating systems supported | Windows 10, Windows 11 |
| Motherboard chipset family | AMD |

| Feature | Value |
|---|---|
| Product colour | Black |

### Processor

| Feature | Value |
|---|---|
| Processor manufacturer | AMD |
| Processor socket | Socket AM4 |

### Memory

| Feature | Value |
|---|---|
| Number of memory slots | 4 |
| Maximum internal memory | 128 GB |
| Supported memory types | DDR4-SDRAM |
| Supported memory clock speeds | 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3866, 4000, 4133, 4200, 4266, 4333, 4400, 4466, 4600, 4800, 4866 |
| Memory channels | Dual-channel |
| Unbuffered memory | Yes |
| Memory slots type | DIMM |
| ECC сompatibility | ECC |

### Expansion slots

| Feature | Value |
|---|---|
| PCI Express x1 (Gen 3.x) slots | 3 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 2 |
| PCI Express x16 (Gen 4.x) slots | 1 |

### Graphics

| Feature | Value |
|---|---|
| Parallel processing technology support | Not supported |
| On-board graphics card | No |
| Number of displays supported | 2 |

### Network

| Feature | Value |
|---|---|
| Bluetooth version | 5.2 |
| Ethernet LAN | Yes |
| Bluetooth | Yes |
| Wi-Fi | Yes |
| Ethernet interface type | 2.5 Gigabit Ethernet |
| Top Wi-Fi standard | Wi-Fi 6 (802.11ax) |

### Internal I/O

| Feature | Value |
|---|---|
| USB 2.0 connectors | 2 |
| CPU fan connector | Yes |
| Number of COM connectors | 1 |
| ATX Power connector (24-pin) | Yes |
| Number of chassis fan connectors | 3 |
| Front panel audio connector | Yes |
| TPM connector | Yes |
| EPS power connector (8-pin) | Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 6 |
| Thunderbolt headers | 1 |
| RGB LED pin header | Yes |

### Rear panel I/O ports

| Feature | Value |
|---|---|
| Line-in | Yes |
| USB connector type | USB Type-A, USB Type-C |
| USB 2.0 ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 1 |
| Microphone in | Yes |
| S/PDIF out port | Yes |
| HDMI ports quantity | 1 |
| DisplayPorts quantity | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 1 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |

### Storage controllers

| Feature | Value |
|---|---|
| RAID levels | 1, 10 |
| Supported storage drive types | HDD & SSD |
| RAID support | Yes |
| Supported storage drive interfaces | M.2, SATA |

### BIOS

| Feature | Value |
|---|---|
| BIOS memory size | 256 Mbit |
| BIOS type | UEFI AMI |

### Weight & dimensions

| Feature | Value |
|---|---|
| Width | 305 mm |
| Depth | 244 mm |

### Other features

| Feature | Value |
|---|---|
| Supported processor sockets | Socket AM4 |
| Weight | 0.945 kg |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Height | 75 mm |
| Packaging content | 2 x SATA 6Gb/s cables
1 x ASUS Wi-Fi moving antennas
1 x I/O Shield
1 x M.2 Rubber package
1 x M.2 SSD screw package
1 x TUF Gaming sticker
1 x Support DVD
1 x TUF Certification card
1 x User guide |

### Packaging content

| Feature | Value |
|---|---|
| Cables included | SATA |
| Drivers included | Yes |

### Logistics data

| Feature | Value |
|---|---|
| Harmonized System (HS) code | 84733020 |

## FAQ

### How much does the Motherboard ASUS TUF GAMING B550-PLUS WIFI II, 90MB19U0-M0EAY0 cost, and is it available for purchase?

The price is 133.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 725 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 09.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Motherboard ASUS TUF GAMING B550-PLUS WIFI II, 90MB19U0-M0EAY0 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Asus products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Asus service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: motherboard form factor, motherboard chipset, component for, processor socket, number of memory slots, maximum internal memory, pci express x1 (gen 3.x) slots, pci express x16 (gen 3.x) slots, weight, supported memory types, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/4337387/65419203_large.webp