The NZXT N7 B850 Black (N7-B85XT-B1) is an ATX motherboard for AMD Socket AM5 based on the AMD B850 chipset, supporting Ryzen 9000, 8000 and 7000 series processors, up to 192GB of dual-channel DDR5 across 4 DIMM slots, a PCIe 5.0 x16 slot, three M.2 slots (one PCIe 5.0 x4), Wi-Fi 6E and 2.5GbE LAN.
Its full PCB cover in black gives a clean, cable-free look, while a 16+2+1 phase design with 80A DrMOS keeps high-core-count Ryzen CPUs stable. It suits gamers and creators building a stylish AM5 PC, especially inside NZXT cases and with NZXT CAM.
Key Features
AMD AM5 with B850 chipset – supports Ryzen 9000, 8000 and 7000 series desktop processors.
16+2+1 power phases with 80A DrMOS on an eight-layer 2oz copper PCB for stable power delivery.
4 x DDR5 DIMM, up to 192GB – dual-channel with AMD EXPO and XMP support.
PCIe 5.0 x16 graphics slot – full bandwidth for current and next-generation GPUs.
3 x M.2 slots – PCIe 5.0 x4, PCIe 4.0 x4 and PCIe 4.0 x2, with an aluminium heatsink on the top PCIe 5.0 slot.
Wi-Fi 6E + Bluetooth 5.2 and Realtek 2.5GbE LAN for fast wired and wireless networking.
Realtek ALC1220 audio with optical S/PDIF output.
Full PCB cover in black and NZXT RGB/fan headers that integrate with NZXT CAM.
Full Specifications
General
Brand
NZXT
Model
N7 B850
Part Number
N7-B85XT-B1
Colour
Black
Form Factor
ATX
Operating System
Windows 11/10 64-bit
Processor & Chipset
Socket
AMD AM5
Chipset
AMD B850
Supported CPUs
AMD Ryzen 9000, 8000, 7000 Series (BIOS 3.20 or later required for Ryzen 7 9800X3D and newer)
Power Design
16+2+1 phases, 80A DrMOS
Memory
Slots
4 x DDR5 DIMM
Max Capacity
192GB
Architecture
Dual channel
Profiles
AMD EXPO, XMP
Expansion & Storage
PCIe x16 (CPU)
1 x PCIe 5.0 x16
PCIe x16 (Chipset)
2 x PCIe x16 slots (x2 mode)
M.2_1
PCIe 5.0 x4 (CPU)
M.2_2
PCIe 4.0 x4 (CPU)
M.2_3
PCIe 4.0 x2 (Chipset)
M.2 Lengths
2242/2260/2280
SATA
4 x SATA 6Gb/s
RAID
0, 1, 10
Connectivity
LAN
Realtek RTL8125BG 2.5GbE
Wireless
Wi-Fi 6E (MediaTek MT7922), 2x2
Bluetooth
5.2
Rear USB
1 x USB-C 10Gbps, 2 x USB-A 10Gbps, 4 x USB-A 5Gbps, 2 x USB 2.0
Internal USB
1 x USB-C 10Gbps header, 2 x USB 5Gbps headers, 3 x USB 2.0 headers
Video Output
1 x HDMI 2.1 (with Ryzen integrated graphics)
Audio
Codec
Realtek ALC1220
Rear Audio
Line out, mic in, optical S/PDIF out
Fans & Lighting
Fan Headers
1 x CPU, 1 x AIO pump, 3 x system (4-pin PWM)
NZXT Headers
2 x NZXT RGB + PWM, 1 x NZXT RGB
ARGB
2 x 5V ARGB
Physical
Power Connectors
1 x 24-pin ATX, 2 x 8-pin 12V
Onboard Buttons
Power, reset, BIOS Flashback, Clear CMOS, POST LEDs
Dimensions
309.33 x 254.44 x 49.15 mm
Weight
1.47 kg
Warranty
Warranty
Official warranty (NZXT states 3 years)
Who Is This For?
Gamers building a Ryzen 9000 or 7000 AM5 PC with a PCIe 5.0 graphics card.
Content creators who need fast PCIe 5.0 NVMe storage and up to 192GB DDR5.
Builders who want a clean black themed system with a fully covered board.
NZXT case and cooler owners who want lighting and fans managed in NZXT CAM.
How It Compares
The White (N7-B85XT-W1) version of the N7 B850 shares identical specifications; the only difference is the colour of the PCB cover.
In the Box
N7 B850 motherboard
4 x SATA cables (2 x 90°, 2 x 180°)
2 x wireless antennas
2 x NZXT 8-pin splitters
User manual
Why Buy from PC PARK?
100% original product with official warranty
Delivery to all regions of Saudi Arabia (Riyadh, Jeddah, Dammam and more)
Secure online checkout
Pre- and after-sales support from the PC PARK team
Frequently Asked Questions
Which processors does the NZXT N7 B850 support? It supports AMD Ryzen 9000, 8000 and 7000 series processors on Socket AM5; BIOS 3.20 or later is required for the Ryzen 7 9800X3D and newer CPUs.
How much RAM does the NZXT N7 B850 support? It has four DDR5 DIMM slots supporting up to 192GB in dual-channel mode, with AMD EXPO and XMP profiles.
Does the N7 B850 have Wi-Fi and Bluetooth? Yes, it includes Wi-Fi 6E with Bluetooth 5.2 and two external antennas, plus Realtek 2.5GbE wired LAN.
How many M.2 SSDs can I install? Three: one PCIe 5.0 x4, one PCIe 4.0 x4 and one PCIe 4.0 x2 slot, plus four SATA 6Gb/s ports.
Is this an ATX motherboard? Yes, it is a standard ATX board measuring 309.33 x 254.44 mm, so it fits ATX mid-tower and full-tower cases.
Is the product original and does it have a warranty? Yes, PC PARK sells 100% original NZXT motherboards with official warranty; NZXT lists a 3-year warranty.
Do you deliver in Saudi Arabia? PC PARK delivers to all regions of Saudi Arabia, with delivery time shown at checkout.
Order the NZXT N7 B850 Black motherboard from PC PARK with official warranty and fast delivery across Saudi Arabia.
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Our Milestones
2023
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2024
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2025
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2026
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