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Performance
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Cooling
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Connectivity
FAST
MYSTERIOUS
UNBEATABLE
![PG](/mb/features/Keyimage-PGrefresh.png)
Optimized VRM Design
![](/mb/features/VRMbase-B850I Lightning WiFi.png)
8 Layer PCB
![8 Layer PCB](/mb/features/8LayerPCB.jpg)
![8 Layer PCB](/mb/features/8LayerPCB_mobile.jpg)
DDR5 XMP & EXPO Support
![DDR5 XMP & EXPO Support](/mb/features/DDR5EXPOXMP-B850I Lightning WiFi.jpg)
![DDR5 XMP & EXPO Support](/mb/features/DDR5EXPOXMP-B850I Lightning WiFi_mobile.jpg)
High Speed M.2 Solution
![](/mb/features/M2Solution-B850I Lightning WiFi.png)
Intelligent Cooling Design
![](/mb/features/iCoolingbase-B850I Lightning WiFi.png)
Wi-Fi 6E 802.11axe
![Wi-Fi 6E 802.11axe](/mb/features/WiFi6EaxRefresh.png)
Phantom Gaming 2.5 Gb/s LAN
Automatically detects and accelerates game traffic ahead of other network traffic for smoother, stutter-free in-game performance and the competitive edge.
![Phantom Gaming 2.5 Gb/s LAN](/mb/features/Phantom2.5GLAN-Refresh.jpg)
![Phantom Gaming 2.5 Gb/s LAN](/mb/features/Phantom2.5GLAN-Refresh_mobile.jpg)
More than USB Transfer Speed
![More than USB Transfer Speed](/mb/features/LightningPort-B850I Lightning WiFi.jpg)
Abundant USB
![Front USB 3.2 Gen1 Type-C](/mb/features/FrontUSB3.2Gen1TypeC-Refresh.jpg)
![Front USB 3.2 Gen1 Type-C](/mb/features/FrontUSB3.2Gen1TypeC-Refresh_mobile.jpg)
![USB Type-C (DP-alt Mode)](/mb/features/USBTypeCDP.jpg)
![USB Type-C (DP-alt Mode)](/mb/features/USBTypeCDP_mobile.jpg)
Nahimic Audio
![Audio That Matters](/mb/features/NahimicAudio-Refresh.jpg)
![Audio That Matters](/mb/features/NahimicAudio-Refresh_mobile.jpg)
●Static Noise Suppression
●Echo Cancellation
●Lateral Sound Cancellation
●Voice Stabilizer
![Enhance Communication Quality](/mb/features/NahimicAudio-Quality-Refresh.jpg)
![Enhance Communication Quality](/mb/features/NahimicAudio-Quality-Refresh_mobile.jpg)
●Sound Tracker
The Sound Tracker is a visual indicator that points out the directions from which predominant sounds are coming. Each sound is properly positioned in 360° on a radar for a full immersion during the game.
●Works on any devices!
Enjoy the vibrant and high-quality Surround Sound on all your favorite audio devices. Nahimic is compatible with all of your favorite audio tools and ensures the best sound with any of them. Nahimic measure and improve to optimize our technology and offer you the best experience.
![Ultimate Gaming Experience](/mb/features/NahimicAudio-Experience-Refresh.jpg)
![Ultimate Gaming Experience](/mb/features/NahimicAudio-Experience-Refresh_mobile.jpg)
POLYCHROME RGB
*The RGB LED header supports standard 5050 RGB LED strip (12V/G/R/B), with a maximum power rating of 3A (12V) and length within 2 meters.
![POLYCHROME RGB](/mb/features/POLYRGBLED-B850I Lightning WiFi.jpg)
![POLYCHROME RGB](/mb/features/POLYRGBLED-B850I Lightning WiFi_mobile.jpg)
SignalRGB
Customized Thermal Management
![Customized Thermal Management](/mb/features/CustomizedThermal-Refresh.jpg)
![Customized Thermal Management](/mb/features/CustomizedThermal-Refresh_mobile.jpg)
Reinforced Steel Slot
[PCIe 5.0 Version]
✔ Extra anchor points
✔ Stronger latch
✔ Ensure signal stability
✔ Make sure heavy graphics cards to be well-installed.
![Reinforced Steel Slot [PCIe 5.0 Version]](/mb/features/Reinforced Steel Slot5-Refresh.jpg)
![Reinforced Steel Slot [PCIe 5.0 Version]](/mb/features/Reinforced Steel Slot5-Refresh_mobile.jpg)
EZ Setting
step1 : Install Auto Driver Installer
step2 : Update drivers needed
step3 : Done!
![Auto Driver Installer](/mb/features/AutoDriverInstaller-Refresh.gif)
![Auto Driver Installer](/mb/features/AutoDriverInstaller-Refresh_mobile.gif)
![Flexible Integrated I/O Shield](/mb/features/IOShield-B850I Lightning WiFi.jpg)
![Flexible Integrated I/O Shield](/mb/features/IOShield-B850I Lightning WiFi_mobile.jpg)
![BIOS Flashback](/mb/features/BIOS-Flashback.jpg)
![BIOS Flashback](/mb/features/BIOS-Flashback_mobile.jpg)
- Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors
- 10+1+1 Phase Power Design, 110A SPS for VCore
- 2 x DDR5 DIMMs
Supports Dual Channel, up to 8200+ (OC) - 1 PCIe 5.0 x16
- Graphics Output Options: 1 HDMI, 1 USB Type-C (DP-Alt)
- Realtek ALC1220 7.1 CH HD Audio Codec, Nahimic Audio
- 1 Blazing M.2 (PCIe Gen5x4)
1 Hyper M.2 (PCIe Gen4x4)
2 SATA3 - 1 USB 3.2 Gen2 Type-C (Rear)*
2 USB 3.2 Gen2 Type-A (Rear)
1 USB 3.2 Gen1 Type-C (Front)
3 USB 3.2 Gen1 (1 Rear, 2 Front)
6 USB 2.0 (4 Rear, 2 Front) - Killer 2.5G LAN
- 802.11axe WiFi 6E +Bluetooth
- Supports BIOS Flashback*Supports up to 40 Gb/s with selected processors.
![Product Photo](/mb/photo/B850I Lightning WiFi(L1).png)
![Product Photo](/mb/photo/B850I Lightning WiFi(L2).png)
![Product Photo](/mb/photo/B850I Lightning WiFi(L3).png)
![Product Photo](/mb/photo/B850I Lightning WiFi(L4).png)
![Product Photo](/mb/photo/B850I Lightning WiFi(L5).png)
![Product Photo](/mb/photo/B850I Lightning WiFi(L6).png)
- Unique FeatureSuperb Productivity
- PCIe Gen5 (Graphics, M.2)
- Dual Channel DDR5
Rock-Solid Durability
- 10+1+1 Power Phase, 110A SPS for VCore with Enlarged Heatsink Armor
- Flexible Integrated I/O Shield
Ultrafast Gaming
- Killer 2.5G LAN, 802.11axe Wi-Fi 6E Module
- ASRock Lightning Gaming Ports
EZ Update
- BIOS Flashback Button
- ASRock Auto Driver Installer - CPU- Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors** The availability of expansion slots may vary by CPU. Please refer to PCIe/M.2 Bandwidth Table for details.
- Chipset- AMD B850
- Memory- Dual Channel DDR5 Memory Technology
- 2 x DDR5 DIMM Slots
- Supports DDR5 ECC/non-ECC, un-buffered memory up to 8200+(OC)*
- Max. capacity of system memory: 128GB*
- Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules**Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows® 32-bit OS. For Windows® 64-bit OS with 64-bit CPU, there is no such limitation. - BIOS- 256Mb AMI UEFI Legal BIOS with GUI support
- GraphicsIntegrated AMD RDNA™ graphics (Actual support may vary by CPU)
- 1 x HDMI 2.1 TMDS/FRL 8G Compatible, supports HDR, HDCP 2.3 and max. resolution up to 4K 120Hz
- 1 x USB 3.2 Gen2 Type-C, supports DP 1.4 HBR3 and max. resolution up to 4K 60Hz (DP-alt mode supports DP1.4a) - Audio- 7.1 CH HD Audio with Content Protection (Realtek ALC1220 Audio Codec)
- Impedance Sensing on Rear Out port
- Individual PCB Layers for R/L Audio Channel
- Nahimic Audio - LAN- 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
- Killer E3100G
- Supports Killer LAN Software - Wireless LAN- 802.11axe Wi-Fi 6E Module
- Supports IEEE 802.11a/b/g/n/ac/ax/axe
- Supports Dual-Band 2x2 with extended 6GHz band* support
- 2 antennas to support 2 (Transmit) x 2 (Receive) diversity technology
- Supports Bluetooth 5.2
- Supports MU-MIMO*The Wi-Fi 6E module is supported by Microsoft Windows® 11 only. There is no driver available for Windows® 10. The availability of the 6GHz band will depend on the different regulation status of each country and region. It will be activated (for supported countries) through Windows® Update and software updates once available.
A 6GHz compatible router is required for 6E functionality. - SlotsCPU:
- 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
- 1 x Vertical M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module*PCIE1 will run at Gen5x16 with 9000 and 7000 series processors, Gen4x8 with 8000 (Phoenix 1) series processors and Gen4x4 with 8000 (Phoenix 2) series processors.
Supports NVMe SSD as boot disks - StorageCPU:
- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode*
Chipset:
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode*
- 2 x SATA3 6.0 Gb/s Connectors* M2_1 is the first priority for M.2 installation.
M2_1 will run at Gen5x4 with 9000 and 7000 series processors and Gen4x4 with 8000 (Phoenix 1 and Phoenix 2) series processors.
Supports NVMe SSD as boot disks - RAID- Supports RAID 0 and RAID 1 for SATA storage devices
- Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices** Requires additional M.2 NVMe expansion cards to support RAID 10 - USBCPU:
- 1 x USB 3.2 Gen2 Type-C (Rear)
- 2 x USB 3.2 Gen2 Type-A (Rear) Chipset:
- 1 x USB 3.2 Gen1 Type-C (Front)
- 3 x USB 3.2 Gen1 Type-A (1 Rear, 2 Front)
- 6 x USB 2.0 (4 Rear, 2 Front)* All USB ports support ESD Protection - Connector- 1 x Thermistor Cable Header
- 2 x Addressable LED Headers*
- 1 x CPU Fan Connector (4-pin) (Smart Fan Speed Control)**
- 1 x Chassis Fan Connector (4-pin) (Smart Fan Speed Control)**
- 1 x AIO Pump Fan Connector (4-pin) (Smart Fan Speed Control)**
- 1 x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector
- 1 x USB 2.0 Header (Supports 2 USB 2.0 ports)
- 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports)
- 1 x Front Panel Type C USB 3.2 Gen1 Header* Support in total up to 5V/3A, 15W LED Strip
** CPU_FAN1, CHA_FAN1 and AIO_PUMP support the fan power up to 3A (36W).
CPU_FAN1, CHA_FAN1 and AIO_PUMP can auto detect if 3-pin or 4-pin fan is in use. - Rear Panel I/O- 2 x Antenna Ports
- 1 x HDMI Port
- 1 x Optical SPDIF Out Port
- 2 x USB 3.2 Gen2 Type-A Ports (10 Gb/s)*
- 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (DP-alt mode supports DP1.4a.)**
- 1 x USB 3.2 Gen1 Port*
- 4 x USB 2.0 Ports
- 1 x RJ-45 LAN Port
- 1 x BIOS Flashback Button
- 1 x Line Out Jack (Gold Audio Jack)
- 1 x Microphone Input Jack (Gold Audio Jack)* USB32_23 are Lightning Gaming Ports.
** USB32_TC1 supports a maximum speed of 40 Gb/s with selected processors. DP-alt mode supports DP1.4a. - Software and UEFISoftware
- ASRock Motherboard Utility (Phantom Gaming Tuning)
- Killer Control Center
- ASRock Polychrome SYNC*
UEFI
- ASRock EZ Mode
- ASRock Full HD UEFI
- ASRock Auto Driver Installer
- ASRock Instant Flash*These utilities can be downloaded from ASRock Live Update & APP Shop. - Accessories- 2 x SATA Data Cables
- 2 x ASRock WiFi 2.4/5/6 GHz Antennas
- 2 x Screws for M.2 Sockets
- 1 x Thermistor Cable - Form Factor- Mini-ITX Form Factor: 6.7-in x 6.7-in, 17.0 cm x 17.0 cm
- 8 Layer PCB - OS- Microsoft Windows® 10 64-bit / 11 64-bit
- Certifications- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)
Manual
Description | Language | Download | |
---|---|---|---|
RoHS | English | ![]() | ![]() |
FCC | English | ![]() | ![]() |
CE Declaration of Conformity | English | ![]() | ![]() |
UKCA Declaration of Conformity | English | ![]() | ![]() |
User Manual | English | ![]() | ![]() |
User Manual | French | ![]() | ![]() |
User Manual | Deutsch (German) | ![]() | ![]() |
User Manual | 日本語 (Japanese) | ![]() | ![]() |
User Manual | Korean | ![]() | ![]() |
User Manual | Spanish | ![]() | ![]() |
User Manual | 繁體中文 (T.Chinese) | ![]() | ![]() |
User Manual | 简体中文 (S.Chinese) | ![]() | ![]() |
Software/BIOS Setup Guide | English | ![]() | ![]() |
Software/BIOS Setup Guide | 日本語 (Japanese) | ![]() | ![]() |
Software/BIOS Setup Guide | 繁體中文 (T.Chinese) | ![]() | ![]() |
Software/BIOS Setup Guide | 简体中文 (S.Chinese) | ![]() | ![]() |
RAID Installation Guide | English | ![]() | ![]() |
The terms HDMI and HDMI High-Definition Multimedia Interface, and the HDMI Logo are trademarks or registered trademarks of HDMI Licensing Administrator, Inc. in the United States and other countries.
The specification is subject to change without notice in advance. The brand and product names are trademarks of their respective companies. Any configuration other than original product specification is not guaranteed.
The above user interface picture is a sample for reference. The actual user interface may vary with the updated software version.