N7 B850

AMD® B850 ATX Gaming Wi-Fi Motherboard with Full Cover

$299.99

Model

N7 B650EN7 B850N7 Z890

Color

Where to Buy

Key Specs

Chipset: AMD® B850
CPU Socket: AMD Socket AM5 (AMD® Ryzen™ 9000 / 8000 / 7000)
Form Factor: ATX
Memory: 4 x DDR5, dual-channel
Storage: 3 x M.2, 4 x SATA 6Gb/s
Networking: Realtek® 2.5G LAN, Dual-Band Wi-Fi 6E, Bluetooth v5.2
Dimensions (L x W x H): 309.33 x 254.44 x 49.15 mm
Warranty: 3 years

Inside the Box

N7 B850
SATA Cables (2 x 90°, 2 x 180°) x4
Wireless Antenna x2
NZXT 8-pin Splitter x2
User Manual

Warranty & Return Policy

Warranty coverage — See NZXT warranty terms by product
Returns & exchanges — NZXT components and accessories are sold through authorized retailers. Start a return or exchange with the retailer you purchased from.
Warranty service — Submit a request to NZXT Support. Proof of purchase from an authorized NZXT retailer is required.

Resources

Manuals & Documentation

Overview

The N7 B850 pairs advanced gaming performance with a sleek, refined design. Built for AMD® Ryzen™ processors, it features robust power delivery, optimized thermals, and high-speed connectivity with DDR5 and PCIe 5.0. A full PCB cover enhances aesthetics, creating a clean and modern foundation for any build.

AMD® AM5 Socket: Ready for AMD® Ryzen™ 9000, 8000, and 7000 series desktop processors.
Optimal Power: 16+2+1 power phase design with 80A DrMOS and an eight-layer 2-ounce copper PCB ensure stable power delivery.
M.2 Heatsink: An aluminum heatsink on the top-most PCIe 5.0 M.2 slot keeps temperatures low.
PCIe® 5.0 Expansion: One PCIe® 5.0 x16 slot for next-gen GPUs and two PCIe® 4.0 x16 slots for high-speed expansion.
High-Speed Storage: Three M.2 slots, including one PCIe® 5.0 with a quick-release latch and two PCIe® 4.0 provide ultra-fast storage speeds and quick load times.
DDR5 Memory: Four dual-channel DIMM slots support DDR5 RAM speeds of 8000+ MT/s, delivering faster multitasking and improved system responsiveness.
Fast Connectivity: Wi-Fi 6E and 2.5GbE enable high-speed data transfers and low-latency networking.
Sleek, Minimal Design: A full PCB cover provides a clean, modern aesthetic that integrates seamlessly into any build.

IMPORTANT: BIOS & Driver Updates Required

Update your BIOS and drivers for the best compatibility, stability, and performance.

BIOS: Version 3.20 or later is required for the AMD® Ryzen™ 7 9800X3D. While your system will boot, update immediately to prevent memory-related issues. You can check your BIOS version in NZXT CAM.
Drivers: Keep your chipset and system drivers updated for optimal performance and stability.

Find the latest BIOS and drivers at the bottom of this page, below the FAQs. Need help? NZXT Support is here for you!

Refined and Ready

A partially assembled white NZXT motherboard highlights features including 16+2+1 power phases, AM5 socket for AMD Ryzen 9...

A white NZXT motherboard with labeled USB ports, highlighting 1 USB 3.2 Gen 2x2 Type-C, 2 USB 3.2 Gen 1, and 3 USB 2.0 hea...

Close-up of a white PC case interior showing motherboard area with headers and heatsink. Labeled callouts indicate locatio...

Tech Specs

Dimensions

Dimensions (L x W x H): 309.33 x 254.44 x 49.15 mm
Weight: 1.47 kg (3.2 lb)

CPU

CPU: AMD Socket AM5 for AMD® Ryzen™ 9000, 8000, and 7000 series processors

Chipset

Chipset: AMD® B850

Memory

DIMM Slots: 4 x DDR5 only
Memory Architecture: Dual-Channel
Extreme Memory Profile (XMP): Supported
EXTended Profiles for Overclocking (EXPO): Supported
OC Frequency: Please refer to Memory QVL on NZXT’s website (www.nzxt.com) for more information.

Expansion Slots

PCIe 5.0 x16 slot (PCIEX16_1): 1 (x16 mode)
PCIe 4.0 x16 slots (PCIEX16_2 & PCIEX16_3): 2 (x2 mode)
M.2 Socket (Key E): 1 (Type 2230 Wi-Fi/BT PCIe Wi-Fi module)

Storage

M.2_1: Type 2280 (PCIe 5.0 x4 mode)
M.2_2: Type 2280 (PCIe 4.0 x4 mode)
M.2_3: Type 2280 (PCIe 4.0 x2 mode)
SATA 6Gb/s ports: 4

LAN

LAN: Realtek® 2.5G LAN

Wireless

Dual-Band Wi-Fi 6E: Supported
Bluetooth: v5.2

Audio

Audio: Realtek® ALC1220 Audio Codec

Rear I/O

Wireless antenna SMA connectors: 2
HDMI™ port: 1
USB 3.2 Gen 2 Type-C port: 1
USB 3.2 Gen 2 Type-A ports: 2
USB 3.2 Gen 1 Type-A ports: 4
USB 2.0 ports: 2
Clear CMOS button: 1
LAN (RJ45) port: 1
Audio jacks: 2
Optical S/PDIF Out port: 1

Internal I/O

24-pin ATX power connector: 1
8-pin ATX 12V power connector: 2
4-pin CPU_FAN connector: 1
4-pin AIO_PUMP connector: 1
4-pin SYS_FAN connectors: 3
NZXT RGB LED connector: 1
5V ARGB LED connectors: 2
NZXT 8-pin PWM connectors: 2
USB 2.0 header: 3 (Up to 6 USB 2.0 ports)
USB 3.2 Gen1 header: 2 (Up to 4 USB 3.2 Gen 1 ports)
USB 3.2 Gen2x2 front panel header: 1 (For USB Type-C)
Front panel audio connector: 1
Power button: 1
Reset button: 1
POST LEDs: 1

General

Operating System: Windows® 11/10 64-bit
Form Factor: ATX
Warranty: 3 years
Model Number: N7-B85XT-W1 (White) / N7-B85XT-B1 (Black)
UPC: 810074847315 (White) / 810074847322 (Black)
EAN: 5056547207278 (White) / 5056547207285 (Black)

Frequently Asked Questions

What CPUs does the N7 B850 motherboard support?

The N7 B850 uses the AMD AM5 socket and supports Ryzen 7000, 8000 and 9000 series processors on the AMD B850 chipset. It's an ATX board for Windows 10 64-bit or newer. For a Ryzen 7 9800X3D or newer CPU, update to BIOS 3.20 or later.

What memory does the N7 B850 support?

The N7 B850 has four DIMM slots for DDR5 memory only, running in dual-channel up to 192 GB, with support for both AMD EXPO and XMP memory profiles. For supported memory speeds and kits, check the Memory QVL on the N7 B850 downloads page at support.nzxt.com.

How many M.2 slots does the N7 B850 have?

The N7 B850 has three M.2 Type 2280 slots: one PCIe 5.0 x4, one PCIe 4.0 x4 and one PCIe 4.0 x2, plus four SATA 6Gb/s ports. For graphics, there's a PCIe 5.0 x16 slot running at x16, plus two PCIe 3.0 x16 slots running at x2.

Does the N7 B850 have Wi-Fi?

The N7 B850 has Dual-Band Wi-Fi 6E, Bluetooth v5.2 and Realtek 2.5G LAN, with two wireless antennas in the box. The rear I/O includes a USB 3.2 Gen 2 Type-C port, an HDMI port and an optical S/PDIF out.

What fan and RGB headers does the N7 B850 have?

The N7 B850 has a CPU_FAN header, an AIO_PUMP header and three SYS_FAN headers, all 4-pin PWM. For lighting and NZXT fans, it adds a 4-pin NZXT RGB header, two 5V ARGB headers and two NZXT 8-pin RGB + PWM headers, and the board is supported in NZXT CAM.