Biostar B450MHP User Manual

Chapter 4: Useful help | 27
Code Descripon
70 South Bridge DXE inializaon is started
71 South Bridge DXE SMM inializaon is started
72 South Bridge devices inializaon
78 South Bridge DXE Inializaon (South Bridge module specic)
79 ACPI module inializaon
90 Boot Device Selecon (BDS) phase is started
91 Driver connecng is started
92 PCI Bus inializaon is started
93 PCI Bus Hot Plug Controller Inializaon
94 PCI Bus Enumeraon
95 PCI Bus Request Resources
96 PCI Bus Assign Resources
97 Console Output devices connect
98 Console input devices connect
99 Super IO Inializaon
9A USB inializaon is started
9B USB Reset
9C USB Detect
9D USB Enable
A0 IDE inializaon is started
A1 IDE Reset
A2 IDE Detect
A3 IDE Enable
A4 SCSI inializaon is started
A5 SCSI Reset
A6 SCSI Detect
A7 SCSI Enable
A8 Setup Verifying Password
A9 Start of Setup
AB Setup Input Wait
AD Ready To Boot event
AE Legacy Boot event
AF Exit Boot Services event
B0 Runme Set Virtual Address MAP Begin
B1 Runme Set Virtual Address MAP End
B2 Legacy Opon ROM Inializaon
B3 System Reset
B4 USB hot plug
B5 PCI bus hot plug
B6 Clean-up of NVRAM
B7 Conguraon Reset (reset of NVRAM sengs)

Biostar B450MHP Specifications

General

Form Factor	Micro ATX
Chipset	AMD B450
Socket	AM4
Memory Slots	2 x DIMM
Max Memory	32GB
PCIe Slots	1 x PCIe 3.0 x16, 1 x PCIe 2.0 x1
Storage	4 x SATA III, 1 x M.2
LAN	Realtek RTL8111H
Video Outputs	1 x HDMI
Memory Speed	DDR4 3200+(OC)/ 2933/ 2667/ 2400/ 2133 MHz