B850M Challenger
Unique Feature
Superb Productivity
- PCIe Gen5 (Graphics, M.2)
- Dual Channel DDR5
Rock-Solid Durability
- 8+1+1 Power Phase, Dr.MOS for VCore+MISC
- Pre-Installed I/O Shield
Ultrafast Connectivity
- 2.5G LAN
- ASRock Lightning Gaming Ports
EZ Update
- BIOS Flashback Button
- ASRock Auto Driver Installer
EZ Troubleshooter
CPU
- Supports AMD Socket AM5 Ryzen™ 9000, 8000 and 7000 Series Processors*
Chipset
- AMD B850
Memory
- Dual Channel DDR5 Memory Technology
- 4 x DDR5 DIMM Slots
- Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+(OC)*
- Max. capacity of system memory: 256GB
- Supports Extreme Memory Profile (XMP) and EXTended Profiles for Overclocking (EXPO) memory modules
BIOS
- 512Mb AMI UEFI Legal BIOS with GUI support
Graphics
Integrated 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
Audio
- 7.1 CH HD Audio (Realtek ALC897 Audio Codec)
- Nahimic Audio
LAN
- 2.5 Gigabit LAN 10/100/1000/2500 Mb/s
- Dragon RTL8125BG
- Supports Dragon 2.5G LAN Software
- Smart Auto Adjust Bandwidth Control
- Visual User Friendly UI
- Visual Network Usage Statistics
- Optimized Default Setting for Game, Browser, and Streaming Modes
- User Customized Priority Control
Wireless LAN
N/A
Slots
CPU:
- 1 x PCIe 5.0 x16 Slot (PCIE1), supports x16 mode*
Chipset:
- 1 x PCIe 4.0 x1 Slot (PCIE2)*
- 1 x PCIe 4.0 x16 Slot (PCIE3), supports x4 mode*
- 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module
Storage
CPU:
- 1 x Blazing M.2 Socket (M2_1, Key M), supports type 2280 PCIe Gen5x4 (128 Gb/s) mode*
- 1 x Hyper M.2 Socket (M2_2, Key M), supports type 2280 PCIe Gen4x4 (64 Gb/s) mode*
Chipset:
- 4 x SATA3 6.0 Gb/s Connectors
RAID
- Supports RAID 0, RAID 1 and RAID 10 for SATA storage devices
- Supports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices
USB
CPU:
- 4 x USB 3.2 Gen1 Type-A (Rear (USB32_2, USB32_34, USB32_6))
- 1 x USB 2.0 (Rear (USB_2))
Chipset:
- 1 x USB 3.2 Gen1 Type-C (Front)
- 4 x USB 3.2 Gen1 Type-A (2 Rear (USB32_1 and USB32_5), 2 Front)
- 5 x USB 2.0 (1 Rear (USB_1), 4 Front)
Connector
- 1 x Thermistor Cable Header
- 1 x SPI TPM Header
- 1 x Power LED and Speaker Header
- 1 x RGB LED Header*
- 3 x Addressable LED Headers**
- 2 x CPU Fan Connectors (4-pin) (Smart Fan Speed Control)***
- 3 x Chassis Fan Connectors (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 4 pin 12V Power Connector (Hi-Density Power Connector)
- 1 x Front Panel Audio Connector
- 2 x USB 2.0 Headers (Support 4 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
Rear Panel I/O
- 2 x Antenna Mounting Points
- 1 x HDMI Port
- 6 x USB 3.2 Gen1 Ports (USB32_56 are Lightning Gaming Ports.)
- 2 x USB 2.0 Ports
- 1 x RJ-45 LAN Port
- 1 x BIOS Flashback Button
- HD Audio Jacks: Line in / Front Speaker / Microphone
Software and UEFI
Software
- ASRock Motherboard Utility (A-Tuning)
- ASRock Dragon 2.5G LAN Software
- ASRock Polychrome SYNC*
UEFI
- ASRock Full HD UEFI
- ASRock Auto Driver Installer
- ASRock Instant Flash
Accessories
- 2 x SATA Data Cables
- 1 x Screw for M.2 Socket
Form Factor
- Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm
OS
- Microsoft Windows® 10 64-bit / 11 64-bit
Certifications
- FCC, CE
- ErP/EuP ready (ErP/EuP ready power supply is required)
Warranty:
2 Year Return To Base Warranty
Return-to-Base warranty returns are processed within 14 business days of confirmed date of receipt - see our
Returns Policy for more information.
|
BACK PANEL I/O PORTS
|
| Line-in |
Yes |
| USB 2.0 ports quantity |
2 |
| Ethernet LAN (RJ-45) ports |
1 |
| Headphone outputs |
1 |
| Microphone in |
Yes |
| VGA (D-Sub) ports quantity |
0 |
| DVI-D ports quantity |
0 |
| HDMI ports quantity |
1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
6 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity |
0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity |
0 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity |
0 |
BIOS
|
| BIOS memory size |
512 Mbit |
| BIOS type |
UEFI AMI |
EXPANSION SLOTS
|
| Number of M.2 (M) slots |
1 |
| PCI Express x1 (Gen 4.x) slots |
1 |
| PCI Express x16 (Gen 4.x) slots |
1 |
| PCI Express x16 (Gen 5.x) slots |
1 |
FEATURES
|
| Motherboard chipset |
AMD B850 |
| Motherboard form factor |
micro ATX |
| Audio output channels |
7.1 channels |
| Windows operating systems supported |
Windows 10 x64, Windows 11 x64 |
| Motherboard chipset family |
AMD |
| Component for |
PC |
| Audio chip |
Realtek ALC897 |
INTERNAL I/O
|
| USB 2.0 connectors |
2 |
| CPU fan connector |
Yes |
| ATX Power connector (24-pin) |
Yes |
| Number of chassis fan connectors |
3 |
| Front panel audio connector |
Yes |
| Peripheral (Molex) power connectors (4-pin) |
1 |
| EPS power connector (8-pin) |
Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors |
1 |
| Number of SATA III connectors |
4 |
| USB 3.2 Gen 2 (3.1 Gen 2) connectors |
1 |
| RGB LED pin header |
Yes |
| Number of CPU fan connectors |
2 |
| Number of EPS power connectors (8-pin) |
1 |
MEMORY
|
| Maximum internal memory |
256 GB |
| Supported memory types |
DDR5-SDRAM |
| Memory channels |
Dual-channel |
| Memory slots type |
DIMM |
| Number of memory slots |
4 |
| ECC ?ompatibility |
ECC & Non-ECC |
NETWORKING
|
| Ethernet LAN |
Yes |
| LAN controller |
Dragon RTL8125BG |
| Wi-Fi |
No |
| Ethernet interface type |
2.5 Gigabit Ethernet |
PACKAGING CONTENT
|
| Cables included |
SATA |
PROCESSOR
|
| Processor manufacturer |
AMD |
| Maximum number of SMP processors |
1 |
| Compatible processor series |
AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series |
| Processor socket |
Socket AM5 |
STORAGE CONTROLLERS
|
| RAID levels |
0, 1, 10 |
| RAID support |
Yes |
| Supported storage drive interfaces |
M.2, SATA III |
WEIGHT & DIMENSIONS
|
| Width |
244 mm |
| Depth |
244 mm |
