BIOS
BIOS type	UEFI AMI
BIOS memory size	512 Mbit
BIOS flashback button
Expansion slots
PCI Express x4 (Gen 1.x) slots	1
PCI Express x16 (Gen 4.x) slots	2
PCI Express x16 (Gen 5.x) slots	2
Number of M.2 (M) slots	3
1st M.2 largest key size	2280
1st M.2 highest PCI Express generation	5.0
2nd M.2 largest key size	2280
2nd M.2 highest PCI Express generation	5.0
3rd M.2 largest key size	2280
3rd M.2 highest PCI Express generation	4.0
Features
Motherboard chipset	AMD B850
Audio chip	Realtek ALC1220P
Audio output channels	7.1 channels
Product colour	Black
Component for	PC
Motherboard form factor	ATX
Motherboard chipset family	AMD
Cooling type	Passive
Power source type	ATX
Windows operating systems supported	Windows 11
Graphics
Parallel processing technology support	Not supported
Maximum resolution	7680 x 4320 pixels
On-board graphics card
Internal I/O
USB 2.0 connectors	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
Number of SATA III connectors	4
Number of CPU fan connectors	2
Number of chassis fan connectors	4
Number of EPS power connectors (8-pin)	2
Number of COM connectors	1
Thunderbolt headers	1
Number of water pump connectors	1
Number of temperature sensor headers	1
Number of RGB LED pin headers	3
Front panel audio connector
Front panel connector
ATX Power connector (24-pin)
CPU fan connector
Chassis intrusion connector
EPS power connector (8-pin)
TPM connector
RGB LED pin header
Memory
Supported memory types	DDR5-SDRAM
Number of memory slots	4
Memory slots type	DIMM
Memory channels	Dual-channel
ECC сompatibility	ECC & Non-ECC
Supported memory clock speed (max)	9000 MHz
Maximum internal memory	256 GB
Maximum internal memory per slot	64 GB
Unbuffered memory
Network
Ethernet interface type	5 Gigabit Ethernet
Top Wi-Fi standard	Wi-Fi 7 (802.11be)
Wi-Fi standards	Wi-Fi 7 (802.11be)
WLAN controller model	Realtek RTL8922AE
Ethernet LAN
Wi-Fi
Bluetooth
Other features
Weight	1.33 kg
Quick installation guide
Packaging content
Cables included	SATA
Antenna included
Screws included
Packaging data
Package width	353 mm
Package depth	273 mm
Package height	68 mm
Package weight	2.14 kg
Processor
Processor manufacturer	AMD
Processor socket	Socket AM5
Compatible processor series	AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor sockets	Socket AM5
Rear panel I/O ports
USB 2.0 ports quantity	4
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	2
Ethernet LAN (RJ-45) ports	2
HDMI ports quantity	1
HDMI version	2.1
DisplayPorts quantity	1
DisplayPort version	1.4
Headphone outputs	1
WiFi-AP antenna jack	2
Line-in
Microphone in
Storage controllers
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	M.2, SATA III
Number of HDDs supported	4
Number of storage drives supported	7
RAID levels	0, 1, 5, 10
RAID support
Weight & dimensions
Width	305 mm
Depth	244 mm
Height	48 mm

ATX, Mainboard, B850, Socket AM5, 4x DDR5 DIMM-Slots, Dual Channel, max. 256GB UDIMM Non-ECC+ECC, DDR5-5200 (Ryzen 7000/Ryzen 8000G), DDR5-5600 (Ryzen 9000/Epyc 4005), max. DDR5-9000 OC, 2x PCIe 5.0 x16, 1x PCIe 4.0 x16, 1x PCIe 4.0 x1, 4x SATA 6Gb/s (B8