Biostar A520MH Manual page 5

B550MH
Specifications
Socket AM4 support AMD® 3rd/ 4th Gen Ryzen™ (Matisse/ Renoir) processors
CPU Support Support for future AMD Ryzen processors with BIOS update
* Please refer to www.biostar.com.tw for CPU support list.
Chipset AMD® B550
Supports Dual Channel DDR4 1866/2133/2400/2667/2933
Supports Dual Channel DDR4 3200(OC)/ 3600(OC)/ 4000(OC)/ 4400+(OC)
2 x DDR4 DIMM Memory Slot, Max. Supports up to 64 GB Memory
Memory
Each DIMM supports non-ECC 8/ 16/ 32 GB DDR4 module
* DDR4 - 2667 only for Ryzen CPU.
* Please refer to www.biostar.com.tw for Memory support list.
4x SATA III Connector (6Gb/s) : Supports AHCI & RAID 0, 1, 10
1x M.2 (M Key) Socket:
Supports M.2 Type 2242/ 2260/ 2280 SSD module
Supports PCI-E 4.0 x4 (64Gb/s)/ 3.0 x4 (32Gb/s) - NVMe/ AHCI SSD
Storage
Supports SATA
* M.2 (M Key) Socket (M2_PCIE-SATA1):
The bandwidth is depended on CPU. Supports PCI-E 4.0 x4 (64Gb/s) speed, which depends only on
Ryzen 3rd Gen Matisse.
Realtek RTL8111H
LAN
10/ 100/ 1000 Mb/s auto negotiation, Half / Full duplex capability
ALC887
Audio Codec
7.1 Channels, High Definition Audio, Hi-Fi (Front)
8x USB 3.2 (Gen1) port (4 on rear I/Os and 4 via internal headers)
USB
6x USB 2.0 port (2 on rear I/Os and 4 via internal headers)
1x PCIe 4.0/ 3.0 x16 Slot:
Supports PCIe 4.0 x16 mode with AMD® Ryzen™ processors. (Matisse only)
Expansion Slots Supports PCIe 3.0 x16 mode AMD® Ryzen™ with Radeon Vega Graphics processors. (Renoir only)
2x PCIe 3.0 x1 Slot
* According to different CPUs will have different speeds.
1x PS/2 Keyboard
1x PS/2 Mouse
Rear I/Os
1x HDMI Port
1x VGA Port
4x SATA III (6.0Gb/s) Connector
2x USB 2.0 Header (each header supports 2 USB 2.0 ports)
2x
1x 8-Pin Power Connector
1x 24-Pin Power Connector
1x CPU Fan Connector
Internal I/Os 1x System Fan Connector
1x Front Panel Header
1x Front Audio Header
1x Clear CMOS Header
1x Internal Stereo Speaker Header
1x COM Port Header
1x TPM Header
Form Factor uATX Form Factor, 244 mm x 208 mm
Windows 10(64bit)
OS Support
Biostar reserves the right to add or remove support for any OS with or without notice.
III (6.0Gb/s) SSD
USB 3.2 (Gen1) Header (each header supports 2 USB 3.2 (Gen1) ports)
A520MH / B550MH
1x LAN port
4x USB 3.2 (Gen1) Port
2x USB 2.0 Port
3x Audio Jack
Chapter 1: Introduction | 5