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MSI

MSI MAG B850 TOMAHAWK MAX WIFI + Ryzen 5 9600X AMD motherboard combo

SKU CH-SVSY-XERXP

AM5 motherboard and 6-core Zen 5 CPU bundle supports DDR5 up to 8400 MT/s, PCIe 5.0 graphics and storage, Wi-Fi 7, 5G LAN and 7.1 audio

  • CPU socketAM5
  • ChipsetAMD B850
  • Form factorATX
  • Memory slot count4 × 288pin (DDR5)
  • Supported memoryUp to DDR5 8400+ MT/s (OC)
  • Max supported RAM256 GB
  • Ready-to-build AM5 combo with Ryzen 5 9600X included
  • 80A SPS VRM delivers stable power for 6-core 12-thread CPU
  • DDR5 memory boost up to 8400 MT/s overclocked speed
  • PCIe 5.0 x16 slot plus two CPU-attached M.2 Gen5 drives
  • Wi-Fi 7 320 MHz channel plus 5G LAN and 7.1 audio

Combo for AM5 builders

This bundle pairs the MSI MAG B850 TOMAHAWK MAX WIFI motherboard with an AMD Ryzen 5 9600X processor. The six-core, twelve-thread CPU reaches a 5.4 GHz max boost clock on the Zen 5 architecture. The board supports Ryzen 7000, 8000 and 9000 series chips in the AM5 socket, targeting gamers and content creators who want a ready-to-run platform.

PCIe 5.0 and DDR5 limits

The primary PCIe 5.0 x16 slot and two CPU-attached M.2 sockets run at Gen 5 speeds, while a chipset M.2 slot is limited to PCIe 4.0 x2. Populating the third M.2 slot forces the second x4 slot to x2 unless the BIOS setting is changed. Four DDR5 slots accept up to 256 GB; overclocked speeds reach 8400 MT/s with one single-rank DIMM per channel, dropping to 6400 MT/s with dual-rank modules.

Tool-free install and common issues

EZ PCIe Release and EZ M.2 Shield Frozr II let you swap graphics cards and SSDs without tools. Builders must remember to enable the 5G LAN and Wi-Fi 7 antennas in the I/O shield, and to check the BIOS for the PCIe lane trade-off when using three M.2 drives. Memory training at 8400 MT/s can require multiple cold boots with certain kits.

How it compares

Measured against everything we stock in Motherboards for AMD CPUs, at today’s prices. Recalculated every night.

Price $572.99
Pricier than about 69% of the 1,906 comparable items (median $224.49).

New to this? Buying PC parts with Monero — what to check, what it costs to pay, and what is never asked for.

Specifications

Product
Brand nameMSI
Model nameMAG B850 TOMAHAWK MAX WIFI+R5 9600X
Processor
CPU socketAM5
ChipsetAMD B850
Memory
Memory slot count4 × 288pin (DDR5)
Supported memoryUp to DDR5 8400+ MT/s (OC)
Max supported RAM256 GB
Memory channelsDual Channel
ECC supportNon-ECC
Storage
SATA ports4 x SATA 6Gb/s
SATA and RAID supportSupports RAID 0, RAID 1 and RAID 10 for M.2 NVMe storage devices
Audio & video
Audio chipRealtek ALC4080
Sound channels7.1 Channels
Connectivity
Ethernet controllerRealtek 8126VB
Maximum network speed5 Gbit/s
Wi-Fi standardWi-Fi 802.11 be
Bluetooth support5.4
Ports & slots
PCIe 5.0 x16 slotsPCI_E1 Gen PCIe 5.0 supports up to x16 (From CPU)
PCIe x1 slotsPCI_E2 Gen PCIe 3.0 supports up to x1 (From Chipset)
Onboard USB headers4 x USB 2.0 ports
4 x USB 5 Gbit/s Type A ports
1 x USB 20 Gbit/s Type C ports
Power
Power connectors1 x Power Connector(ATX_PWR)
2 x Power Connector(CPU_PWR)
1 x Power Connector(PCIE_PWR 8pin)
Size & build
Form factorATX
Width and length12.0 in × 9.6 in
Compatibility
Windows 11 support64-bit
More details
Lighting4 x EZ Debug LED
1 x EZ Memory Detection LED

Questions about this item

Will the Ryzen 5 9600X fit this board without a BIOS update?

The combo ships with the CPU already paired to an AM5 socket B850 board, so it works out of the box.

What DDR5 speed can I run with four populated slots?

With two DIMMs per channel the board supports up to 6400 MT/s when overclocked.

Can I use a PCIe 5.0 graphics card and two PCIe 5.0 M.2 drives at full speed simultaneously?

Yes, the primary x16 slot and the first two M.2 slots are wired to the CPU for Gen 5 operation.

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