ASUS Prime B550-PLUS AC-HES Socket AM4 ATX AMD B550 4xDIMM DDR4 2xM.2 USB 3.2 1Gb LAN Wi-Fi 5+BT Motherboard
SKU: PRIME B550-PLUS AC-HES
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Product Description
Engineered to deliver a versatile, reliable, and highly secure foundation, this ATX motherboard relies on a comprehensive suite of hardware safeguards to ensure long-term component durability. It features dedicated thermal cooling arrays over the voltage regulation modules to sustain low operating temperatures under load. Tailored for corporate workflows and business productivity builds, it delivers native high-speed implementation for graphics cards and next-generation solid-state storage, while packing integrated wireless networking, isolated audio, and flexible expansion layouts.
Key Features:
- Hardware-Level Safeguards (5X PROTECTION III): Incorporates digital voltage regulation, overvoltage safety utilities, a reinforced expansion slot, and a stainless-steel rear panel interface to eliminate oxidation.
- Optimized Thermal Management: Features integrated heatsinks across the VRM layout, paired with dedicated fan headers optimized for intelligent system cooling and AIO liquid pump speed calibration.
- Dual Flash Storage Sockets: Outfitted with two M.2 expansion connection points to drive advanced solid-state high-bandwidth operations and hardware RAID arrays.
- Comprehensive Networking Infrastructure: Combines an integrated wireless module layout with moving antennas alongside a 1Gb Ethernet wired controller featuring physical surge protection.
- Isolated High-Definition Audio: Implements premium audio capacitors, independent internal board signal tracking layers, electrical shielding, and an active de-pop mechanism to preserve acoustic purity.
Product Specifications:
| Specification Item | Details |
|---|---|
| Form Factor | ATX Form Factor (30.5 cm x 24.4 cm) |
| CPU Support | Supports AM4 Socket Desktop Processors (Ryzen™ 5000, 5000 G, 4000 G, and 3000 Series) |
| Chipset | AMD B550 |
| Memory Architecture | Dual Channel Memory Architecture |
| Memory Slots | 4 x DDR5 DIMM Slots (Featuring Q-DIMM quick retention mechanics) |
| Memory Speed & Type | Un-buffered memory from 2133 MHz up to 4866(OC) MHz (Variable ECC mode support depending on the installed processor layout) |
| BIOS Firmware | 256 Mb Flash ROM, UEFI AMI BIOS supporting EZ Mode, CrashFree BIOS 3, and EZ Flash 3 |
| Integrated Graphics Layout | Processor dependent specifications ; 1 x HDMI port, 1 x DisplayPort output |
| Audio Subsystem CODEC | Realtek ALC897/887 7.1 Surround Sound High Definition Audio CODEC Supports Jack-detection, Multi-streaming, and Front Panel Jack-retasking Up to 24-Bit/192 kHz playback threshold |
| Audio Subsystem Features | Audio Shielding, dedicated audio PCB layers, premium Japanese audio capacitors, and a unique electrical de-pop circuit |
| Wired LAN Interface | 1 x Realtek 1Gb Ethernet port featuring LANGuard hardware-level network safety protection |
| Wireless LAN Interface | 1 x Built-in Wi-Fi Module layout with moving antennas included |
Expansion Slots and Storage Interface:
| Interface Type | Quantities & Technical Specifications |
|---|---|
| Expansion Slots | 1 x PCIe 4.0 x16 slot (runs at x16 mode with Ryzen™ 5000/3000 CPUs) 1 x PCIe 3.0 x16 slot (runs at x16 mode with Ryzen™ 5000 G/4000 G CPUs) 1 x PCIe 3.0 x16 slot (runs at x4 mode, chipset controlled) 3 x PCIe 3.0 x16 slots (run at x1 mode, chipset controlled) Note: PCIE 3.0 X16_4 runs at x1 mode if any of the PCIE 3.0 x16_2/3/5 sockets is occupied Supports PCIe bifurcation for RAID on CPU function configurations |
| M.2 Flash Storage | 1 x M.2_1 slot (Key M), type 2242/2260/2280/22110 supporting PCIe 4.0 x4 or PCIe 3.0 x4 modes depending on processor, and SATA mode 1 x M.2_2 slot (Key M), type 2242/2260/2280/22110 supporting PCIe 3.0 x4 & SATA modes controlled by the chipset Note: M.2_2 shares bandwidth with SATA6G_56 interfaces; populating M.2_2 disables those two SATA ports |
| SATA Wired Storage | 6 x SATA 6Gb/s ports |
| RAID Array Support | Supports RAID 0, RAID 1, and RAID 10 configurations |
Connectivity & Input/Output Layout:
| Location | Connection Breakdown |
|---|---|
| Internal Headers | 1 x 4-pin CPU Fan header 1 x 4-pin AIO Pump header 2 x 4-pin Chassis Fan headers 1 x 24-pin Main Power connector 1 x 8-pin +12V Power connector 1 x USB 3.2 Gen 1 internal connector (supports 1 front USB Type-C® port) 1 x USB 3.2 Gen 1 header (supports 2 additional internal ports) 2 x USB 2.0 headers (support 4 additional internal ports) 2 x AURA Addressable Gen 2 headers 1 x Clear CMOS header 1 x COM Port header 1 x Front Panel Audio header (AAFP) 1 x SPI TPM header (14-1pin) 1 x Thermal Sensor header 1 x 20-3 pin System Panel header with Chassis intrusion tracking feature |
| Rear Panel Ports | 1 x USB 3.2 Gen 2 Type-A port 1 x USB 3.2 Gen 2 USB Type-C® port 2 x USB 3.2 Gen 1 Type-A ports 2 x USB 2.0 Type-A ports 1 x DisplayPort connector 1 x HDMI port 2 x Antenna ports for Wi-Fi module 1 x RJ-45 LAN port 1 x Optical S/PDIF out port 5 x High Definition audio jacks |
In accordance with Quebec's Bill 29, our company and its affiliated partners expressly declare that we cannot guarantee the availability of spare parts, repair services, or the necessary information for the maintenance or repair of our products. For any questions regarding availability, please consult the manufacturer's website(s) directly. Learn more