MSI B450 TOMAHAWK MAX II

Model

Brand	MSI
Model	B450 TOMAHAWK MAX II

Supported CPU

CPU Socket Type	AM4
CPU Type	Supports 1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics / Athlon with Radeon Vega Graphics Desktop Processors for Socket AM4

Chipsets

Chipset	AMD B450

Memory

Number of Memory Slots	4×288pin
Memory Standard	For AMD Ryzen Gen3 (R5/R7/R9): Supports DDR4 4133/ 4000/ 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE For AMD Other CPU: Supports DDR4 3466/ 3200/ 3066/ 3000/ 2933/ 2800/ 2667 MHz by A-XMP OC MODE Supports DDR4 2667/ 2400/ 2133/ 1866 MHz by JEDEC
Maximum Memory Supported	128GB
Channel Supported	Dual Channel

Expansion Slots

PCI Express 3.0 x16	1 x PCIe 3.0 x16 slot (PCI_E1) - 1st, 2nd and 3rd Gen AMD Ryzen processors support x16 speed - Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics processors support x8 speed
PCI Express 2.0 x16	1 x PCIe 2.0 x16 slot (PCI_E4, supports x4 mode)* * PCI_E4 will run x2 speed when installing devices in PCI_E2/ PCI_E3 slot.
PCI Express x1	3 x PCIe 2.0 x1 slots

Storage Devices

SATA 6Gb/s	AMD CPU 2 x SATA 6Gb/s ports* AMD B450 4 x SATA 6Gb/s ports * SATA5 and SATA6 ports will be unavailable when installing a M.2 device in M.2 slot.
M.2	1 x M.2 slot (Key M) Supports PCIe 3.0 x4 (1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics) or PCIe 3.0 x2 (Athlon with Radeon Vega Graphics) and SATA 6Gb/s Supports 2242/2260/2280/22110 storage devices
SATA RAID	0/1/10

Onboard Video

Onboard Video Chipset	Supported only by CPU with integrated graphic: 1 x DVI-D port, support a maximum resolution of [email protected] 1 x HDMI 1.4 port, supports a maximum resolution of [email protected], [email protected] Only support when using Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics / Athlon with Radeon Vega Graphics processors Maximum shared memory of 2048MB

Onboard Audio

Audio Chipset	Realtek ALC892/ALC897
Audio Channels	7.1 Channels

Onboard LAN

LAN Chipset	Realtek 8111H
Max LAN Speed	10/100/1000Mbps

Rear Panel Ports

Back I/O Ports	1 x DVI-D / 1 x HDMI / 1 x LAN (RJ45) / 1 x PS/2 Keyboard/Mouse Combo / 1 x USB 3.2 Gen 2 Type-A / 1 x USB 3.2 Gen 2 Type-C / 2 x USB 2.0/1.1 / 2 x USB 3.2 Gen 1 Type-A / 6 x Audio Jacks

Internal I/O Connectors

Onboard USB	2 x USB 2.0 connectors (support additional 4 USB 2.0 ports) 1 x USB 3.2 Gen1 connectors (support additional 2 USB 3.2 Gen1 ports)
Other Connectors	1 x 4-pin CPU fan connector 1 x 4-pin water-pump-fan connector 4 x 4-pin system fan connectors 1 x TPM module connector 1 x Front panel audio connector 2 x System panel connectors 1 x Chassis Intrusion connector 1 x Serial Port connector 1 x Clear CMOS jumper 2 x 5050 RGB LED strip 12V connectors

Physical Spec

Form Factor	ATX
LED Lighting	RGB
Dimensions (W x L)	12.0" x 9.6"
Power Pin	1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector

Windows 11 Compatibility

Windows 11	Supported

Features

Features

Supports 1st, 2nd and 3rd Gen AMD Ryzen / Ryzen with Radeon Vega Graphics and 2nd Gen AMD Ryzen with Radeon Graphics / Athlon with Radeon Vega Graphics Desktop Processors for Socket AM4 Supports DDR4 Memory, up to 4133(OC) MHz Extended Heatsink Design: MSI extended PWM heatsink and enhanced circuit design ensures even high-end processors to run in full speed Lightning Fast Game experience: 1 x TURBO M.2, AMD Turbo USB 3.2 GEN2, Store MI technology Core Boost: With premium layout and fully digital power design to support more cores and provide better performance DDR4 Boost: Advanced technology to deliver pure data signals for the best gaming performance and stability MULTI-GPU: With STEEL ARMOR PCI-E slots. Supports 2-Way AMD Crossfire Audio Boost: Reward your ears with studio grade sound quality for the most immersive audio experience Flash BIOS Button: Simply use a USB key to flash any BIOS within seconds, without installing a CPU, memory or graphics card