MSI MAG B550 TOMAHAWK User Manual

53
UEFI BIOS
OC Menu
This menu allows you to configure the frequencies and voltages for overclocking.
Please note that, higher frequency and voltage may benefit overclocking capability but
cause system un-stability.
⚠
Important
∙ Overclocking your PC manually is only recommended for advanced users.
∙ Overclocking is not guaranteed, and if done improperly, it could void your warranty
or severely damage your hardware.
∙ If you are unfamiliar with overclocking, we advise you to use GAME BOOST function
for easy overclocking.
∙ The BIOS items in OC menu will vary with the processor.
▶ OC Explore Mode [Normal]
Enables or disables to show the normal or expert version of OC settings.
[Normal] Provides the regular OC settings in BIOS setup.
[Expert] Provides the advanced OC settings for OC expert to configure in BIOS
setup.
Note: We use * as the symbol for the OC settings of Expert mode.
▶ CPU Ratio [Auto]
Sets the CPU ratio that is used to determine CPU clock speed. This item can only be
changed if the processor supports this function.
▶ Advanced CPU Conguration
Press Enter to enter the sub-menu. User can set the parameters about CPU
power/ current. The system may become unstable or unbootable after changing the
parameters. If it occurs, please clear the CMOS data and restore the default settings.
▶ A-XMP [Disabled]
Please enable A-XMP or select a profile of memory module for overclocking the
memory. This item will be available when the installed processor, memory modules
and motherboard support this function.
▶ DRAM Frequency [Auto]
Sets the DRAM frequency. Please note the overclocking behavior is not guaranteed.
▶ Adjusted DRAM Frequency
Shows the adjusted DRAM frequency. Read-only.
▶ FCLK Frequency [Auto]
Sets the FCLK frequency (Internal Data Fabric clock of DRAM). Please note the
overclocking behavior is not guaranteed.
▶ UCLK DIV1 Mode [Auto]
Sets UCLK (Internal memory controller clock) mode.

MSI MAG B550 TOMAHAWK Specifications

General

Processor socket	Socket AM4
Processor manufacturer	AMD
Compatible processor series	AMD Ryzen 3 3rd Gen, AMD Ryzen 5 3rd Gen, AMD Ryzen 7 3rd Gen, AMD Ryzen 9 3rd Gen
Maximum number of SMP processors	1
S/PDIF out port	Yes
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity	0
Wi-Fi	No
LAN controller	Realtek RTL8111H, Realtek RTL8125B
Ethernet interface type	2.5 Gigabit Ethernet, Gigabit Ethernet
Memory channels	Dual-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Maximum internal memory	128 GB
Supported memory clock speeds	1866, 2133, 2400, 2667, 2800, 2933, 3000, 3066, 3200, 3466, 3600, 3733, 3866, 4000, 4133, 4266, 4400, 4533, 4600, 4733, 5100 MHz
Audio chip	Realtek ALC1200
Component for	PC
Product color	Black
Motherboard chipset	AMD B550
Audio output channels	7.1 channels
Motherboard form factor	ATX
Number of mounting holes	9
Windows operating systems supported	Windows 10 x64
RAID levels	0, 1, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III
Maximum resolution	4096 x 2160 pixels
Maximum graphics card memory	16000 MB
Parallel processing technology support	2-Way CrossFireX
Number of SATA III connectors	6
BIOS type	UEFI AMI
Cables included	SATA
Harmonized System (HS) code	84733020
Weight	1000 g

Weight and Dimensions

Depth	244 mm
Width	305 mm
Height	86 mm