Description
The Asrock B850 Pro RS motherboard, with an ATX form factor and AM5 socket, supports AMD processors from the Ryzen 7000, 8000, and 9000 series. It features four DIMM slots for dual-channel DDR5-SDRAM memory, with ECC support and a maximum capacity of 256 GB. For storage, it offers M.2 and SATA III interfaces with RAID compatibility at levels 0, 1, and 10. It includes two 8-pin EPS power connectors, a 24-pin ATX connector, four chassis fan headers, and a front panel audio connector.
Specifications
Processor
- Processor manufacturer: AMD
- Processor socket: Socket AM5
- Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Memory
- Supported memory types: DDR5-SDRAM
- Number of memory slots: 4
- Memory slots type: DIMM
- Memory channels: Dual-channel
- ECC сompatibility: ECC
- Maximum internal memory: 256 GB
Storage controllers
- Supported storage drive interfaces: M.2, SATA III
- RAID support: Yes
- RAID levels: 0, 1, 10
Internal I/O
- USB 2.0 connectors: 2
- USB 3.2 Gen 1 (3.1 Gen 1) connectors: 2
- USB 3.2 Gen 2x2 connectors: 1
- Number of SATA III connectors: 4
- Front panel audio connector: Yes
- ATX Power connector (24-pin): Yes
- CPU fan connector: Yes
- Number of CPU fan connectors: 2
- Number of chassis fan connectors: 4
- EPS power connector (8-pin): Yes
- Number of EPS power connectors (8-pin): 2
- TPM connector: Yes
- RGB LED pin header: Yes
Rear panel I/O ports
- USB 2.0 ports quantity: 6
- USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 4
- USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity: 1
- USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity: 1
- Ethernet LAN (RJ-45) ports: 1
- HDMI ports quantity: 1
- Line-in: Yes
- Microphone in: Yes
Network
- Ethernet LAN: Yes
- Ethernet interface type: 2.5 Gigabit Ethernet
- LAN controller: Dragon RTL8125BG
- Wi-Fi: No
Features
- Motherboard chipset: AMD B850
- Audio chip: Realtek ALC897
- Audio output channels: 7.1 channels
- Component for: PC
- Motherboard form factor: ATX
- Motherboard chipset family: AMD
- Windows operating systems supported: Windows 10 x64, Windows 11 x64
Expansion slots
- PCI Express x16 (Gen 4.x) slots: 1
- PCI Express x16 (Gen 5.x) slots: 1
- Number of M.2 (M) slots: 1
BIOS
- BIOS type: UEFI AMI
- BIOS memory size: 256 Mbit
Weight & dimensions
- Width: 305 mm
- Depth: 244 mm
Packaging content
- Cables included: SATA
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