B450 TOMAHAWK MAX II Gaming Motherboard (AMD Ryzen 3000 3rd gen ryzen AM4, DDR4, M.2, USB 3.2 Gen 1, Wi-Fi, HDMI, ATX)

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B450 TOMAHAWK MAX II

CPU (Max Support)
Socket
Chipset
DDR4 Memory
Memory Channel
DIMM Slots
Max Memory (GB)
PCI-E x16
PCI-E Gen
PCI-E x1
SATAIII
M.2 Slot
RAID
TPM (header)
LAN
USB 3.2 ports (Front)
USB 3.2 ports (Rear)
USB 2.0 ports (Front)
USB 2.0 ports (Rear)
Serial ports(Front)
Audio ports (Rear)
DVI-D
HDMI
DirectX
Form Factor
CrossFire
Operating System

CPU (Max Support)

RYZEN 9

Socket

AM4

Chipset

AMD® B450 Chipset

DDR4 Memory

1866/ 2133/ 2400/ 2667Mhz (by JEDEC)
For AMD Ryzen Gen3 (R5/R7/R9)
2667/2800/2933/3000/3066/3200/3466/3600/3733/3866/4000/4133 by A-XMP OC mode
For AMD Other CPU
2667/2800/2933/3000/3066/3200/3466 by A-XMP OC mode

Memory Channel

Dual

DIMM Slots

Max Memory (GB)

128

PCI-E x16

PCI-E Gen

Gen3(PCI_E1), Gen2(PCI_E4)

PCI-E x1

SATAIII

M.2 Slot

RAID

0/1/10

TPM (header)

1x Realtek® 8111H Gigabit LAN controller

USB 3.2 ports (Front)

2(Gen1, Type A)

USB 3.2 ports (Rear)

1(Gen2, Type C), 1(Gen2, Type A), 2(Gen1, Type A)

USB 2.0 ports (Front)

USB 2.0 ports (Rear)

Serial ports(Front)

Audio ports (Rear)

Realtek® ALC892/ALC897 Codec

DVI-D

HDMI

DirectX

Form Factor

ATX

CrossFire

Operating System

Support for Windows® 10 64-bit
Support for Windows® 7 64-bit
* To support Windows® 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU.

All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Please consult the product specifications page for full details.Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with your local supplier for exact offers.

Processor

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

See supported processors

Chipset

AMD^® B450 Chipset

Memory

4 x DDR4 memory slots, support up to 128GB *ComboPI 1.0.0.3-based and above BIOS are required.
- Supports 1866/ 2133/ 2400/ 2667Mhz (by JEDEC)
- For AMD Ryzen Gen3 (R5/R7/R9)
  - Supports 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466/ 4000/ 4133 MHz (by A-XMP OC MODE)
- For AMD Other CPU
  - Supports 2667/ 2800/ 2933/ 3000/ 3066/ 3200/ 3466 MHz (by A-XMP OC MODE)
Dual channel memory architecture
Supports non-ECC UDIMM memory
Supports ECC UDIMM memory (non-ECC mode)

See supported memory

Slots

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
1 x PCIe 2.0 x16 slot (PCI_E4, supports x4 mode)¹
3 x PCIe 2.0 x1 slots¹

PCI_E4 will run x2 speed when installing devices in PCI_E2/ PCI_E3 slot.

Onboard Graphics

1 x DVI-D port, support a maximum resolution of 1920x1200 @60Hz ¹²
1 x HDMI™ 2.1 port, supports a maximum resolution of 4096x2160@60Hz ¹²³

Maximum shared memory of 16GB
Only available when using Ryzen™ with Radeon™ Vega Graphics and 2nd Gen AMD Ryzen™ with Radeon™ Graphics/ Athlon™ with Radeon™ Vega Graphics processors.
Graphics specifications may vary depending on the CPU installed.

Multi-GPU

Supports 2-Way AMD^® CrossFire™ Technology

Storage

AMD^® CPU

2 x SATA 6Gb/s ports¹
1 x M.2 slot (Key M)¹
- 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

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.

RAID

AMD^® B450

Supports RAID 0, RAID1 and RAID 10 for SATA storage devices

USB

AMD^® B450

1x USB 3.2 Gen 2 10Gbps Type-C port on the back panel
1x USB 3.2 Gen 2 10Gbps Type-A port on the back Panel
2x USB 3.2 Gen 1 5Gbps ports available through the internal USB connector
6x USB 2.0 ports (2 Type-A ports on the back panel, 4 ports available through the internal USB 2.0 connectors)

AMD^® CPU

2x USB 3.2 Gen 1 5Gbps Type-A ports on the back panel

Audio

Realtek^® ALC892/ALC897 Codec

7.1-Channel High Definition Audio

LAN

1 x Realtek^® 8111H Gigabit LAN controller

Internal connectors

1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
6 x SATA 6Gb/s connectors
2 x USB 2.0 connectors (support additional 4 USB 2.0 ports)
1x USB 3.2 Gen 1 5Gbps connector (support additional 2 USB 3.2 Gen 1 5Gbps ports)
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

Back panel ports

Flash BIOS Button
PS/2 Combo Port
USB 3.2 Gen 1 5Gbps Type-A ports
LAN Port
HD Audio Connectors
USB 2.0 Port
DVI-D Port
HDMI Port
USB 3.2 Gen 2 10Gbps Type-A+C ports

Dimensions

12 in. x 9.6 in. (30.5 cm x 24.4 cm)
ATX Form Factor

Mounting

9 mounting holes

Operating System

Support for Windows^® 10 64-bit
Support for Windows^® 7 64-bit
* To support Windows^® 7 64-bit, you must install an AMD Pinnacle Ridge & Summit Ridge CPU.

Box content

MSI^® does not guarantee the risks or damages caused by changing the cover.
These pictures are for reference only and may vary without notice.

All images and descriptions are for illustrative purposes only. Visual representation of the products may not be perfectly accurate. Product specification, functions and appearance may vary by models and differ from country to country . All specifications are subject to change without notice. Please consult the product specifications page for full details.Although we endeavor to present the most precise and comprehensive information at the time of publication, a small number of items may contain typography or photography errors. Products may not be available in all markets. We recommend you to check with your local supplier for exact offers.