- 8+2+1 phase digital power design
- AEMP for enhanced DDR5 performance
- 2.5Gb Ethernet for faster data transfers
- WiFi 6E for stable WiFi connection and lower latency
- USB 10Gbps Type-C® for rapid data transmission
- PCIe 4.0 slots for graphics card and storage
ASUS Prime series motherboards are expertly engineered to unleash the full potential of AMD Ryzen™ 9000 series processors. The PRIME B840-PLUS WIFI motherboard provides users and PC DIY builders with a range of performance optimizations via intuitive software and firmware features. It’s designed to be Advanced AI PC-ready, offering the power and connectivity needed for demanding AI applications.
Specifications
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| Model | PRIME B840-PLUS WIFI |
| CPU | AMD Socket AM5 for Ryzenâ„¢ 9000, 8000, and 7000 Series Processors. |
| Chipset | AMD B840 Chipset |
| Memory | 4 x DIMM slots, max. 192GB DDR5; Supports up to 7600+ MT/s (OC), ECC/Non-ECC Un-buffered DIMM, AMD EXPOâ„¢, ASUS AEMP. Memory configurations vary. |
| Graphics | 1 x DisplayPort (max. 8K@30Hz), 1 x HDMIâ„¢ (max. 4K@60Hz). Graphics vary by CPU type. |
| Expansion Slots | – 1 x PCIe 4.0 x16 (Ryzen™ 9000/7000 Series, x16 mode). – 1 x PCIe 4.0 x16 (Ryzen™ 8000 Series, x8/x4 mode). – 1 x PCIe 3.0 x16 (x4 mode). – 2 x PCIe 3.0 x16 (x1 mode). – 1 x PCIe 3.0 x1. |
| Storage | 3 x M.2 slots (PCIe 4.0/3.0, CPU dependent), 4 x SATA 6Gb/s ports, AMD RAIDXpert2 Technology (RAID 0/1/5/10). |
| Ethernet | 1 x Realtek 2.5Gb Ethernet, ASUS LANGuard |
| Wireless & Bluetooth | Wi-Fi 6E (802.11ax, 2×2, 2.4/5/6GHz), Bluetooth® v5.3. Compatibility depends on OS and country regulations. |
| Rear USB Ports | – 1 x USB 10Gbps (Type-C®), 1 x USB 10Gbps (Type-A). – 2 x USB 5Gbps (Type-A), 4 x USB 2.0 (Type-A). |
| Front USB Ports | – 1 x USB 5Gbps connector (Type-C®). – 1 x USB 5Gbps header (2 ports), 2 x USB 2.0 headers (4 ports). |
| Audio | Realtek 7.1 Surround Sound High Definition Audio CODEC. Supports up to 24-Bit/192 kHz playback. Features: Audio shielding, premium capacitors, dedicated PCB layers. |
| Back Panel I/O | 1 x USB 10Gbps (Type-C®), 1 x USB 10Gbps (Type-A), 2 x USB 5Gbps (Type-A), 4 x USB 2.0 (Type-A), 1 x DisplayPort, 1 x HDMI™, 1 x Wi-Fi module, 1 x Realtek 2.5Gb Ethernet, 3 x Audio jacks, 1 x BIOS FlashBack™ button. |
| Internal I/O | – Fan headers: 1 x CPU, 1 x CPU OPT, 1 x AIO Pump, 4 x Chassis. – Power: 1 x 24-pin Main, 1 x 8-pin +12V CPU, 1 x 4-pin +12V CPU. – USB: 1 x 5Gbps connector (Type-C®), 1 x 5Gbps header (2 ports), 2 x USB 2.0 headers (4 ports). – Misc: Addressable Gen 2 headers, Clear CMOS, Chassis intrusion, Front panel audio, SPI TPM, Thunderbolt™ header. |
| Special Features | ASUS 5X PROTECTION III, ASUS Q-Design, ASUS Thermal Solution (M.2 heatsinks, VRM heatsinks), Aura Sync (Addressable Gen 2 headers). |
| Software Features | Armoury Crate, Fan Xpert 2+, Aura Sync, ASUS Driver Hub, Norton 360 Deluxe (Trial), WinRAR (Trial). |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS with ASUS EZ DIY features. |
| Accessories | 2 x SATA 6Gb/s cables, 1 x ASUS WiFi Q-Antenna, 3 x M.2 screw packages, 1 x Quick start guide. |
| Operating System | Windows® 11, Windows® 10 64-bit |
| Form Factor | ATX (30.5 cm x 24.4 cm) |
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