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Biostar B550MH

B550 · AM4 · Micro-ATX
Biostar B550MH product image

General

ChipsetB550
SocketAM4
Form FactorMicro-ATX
Supported CPU FamiliesRyzen 3000, Ryzen 4000G, Ryzen 5000, Ryzen 5000G

Highlights

Memory2× DDR4 · max 64 GB · 4933 MT/s
M.2 Slots1×
GPU Slots1× x16 · PCIe 4.0
Fastest USBUSB 5 Gbps
NetworkLAN 1 Gbps
Power Stages4+3 phases · 50 A

Manufacturer Links

BIOS downloads ↗CPU support list ↗Driver downloads ↗Memory QVL ↗
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Memory

Memory TypeDDR4
Max RAM Speed4933 MT/s
Max RAM64 GB
DIMM Slots2
RAM Form FactorDIMM
ECC SupportNo

Expansion and Storage

PCIe Version4.0
PCIe x16 Slots1
PCIe x1 Slots2
PCIe Slot Modes
1× PCIe 4.0 x16
2× PCIe 3.0 x1
M.2 SlotsM.2_1: PCIe 4.0 x4 · SATA supported
SATA Ports4
Highest USBUSB 5 Gbps
RAID0/1/10

Power Delivery (VRM)

Phase Layout4+3
CPU Phases4
SoC Phases3
Amps per Phase50 A
PWM ControllerRAA229004 (max. 8 phases)
MOSFET4x 50A SM4377/8x SM4364 (High-/Low-Side)

Connectivity and Audio

Audio CodecRealtek ALC887
LAN ChipRealtek RTL8111H (1Gb/s)
Rear I/O
2× USB 2.0 Type-A
4× USB 5Gbps Type-A
1× HDMI
1× 1 Gbps LAN
3× Audio jacks (3.5 mm)
2× PS/2
Front Panel Headers
4× USB 2.0
4× USB-A 5Gbps
HD Audio (front audio)
Case Fan Headers2× 4-pin PWM fan
TPM HeaderNo
Special FeaturesAll solid capacitors