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ATX motherboard with dark heatsinks and a Ryzen 9 9900X3D CPU in AM5 socket

ASUS

ASUS ROG Strix B850-E Gaming WiFi Motherboard & AMD Ryzen 9 9900X3D CPU Combo

SKU CH-BQ5Z-TSKAY

A motherboard and CPU bundle pairing a B850 ATX board with 16+2+2 power stages, DDR5 support, WiFi 7, PCIe 5.0 and USB4 with a 12-core Ryzen 9 9900X3D processor featuring 128MB L3 cache

  • CPU Socket TypeAM5
  • ChipsetB850

Motherboard ROG STRIX B850-E GAMING WIFI

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CPU + Ryzen 9 9900X3D

  • Ready for advanced AI workloads with powerful connectivity
  • AMD AM5 socket supports Ryzen 9000, 8000 and 7000 series processors
  • AI Advisor, AI Networking II and AEMP simplify setup and improve performance
  • Dynamic OC Switcher, Core Flex and PBO Enhancement enable flexible overclocking
  • 16+2+2 power stages rated up to 90A with dual ProCool connectors

ASUS ROG Strix B850-E Combo for AM5 Builds

This bundle pairs a ROG Strix B850-E Gaming WiFi motherboard with an AMD Ryzen 9 9900X3D processor. The board uses the AM5 socket and B850 chipset to support Ryzen 9000, 8000 and 7000 series CPUs. A 16+2+2 power stage design rated for 90A per stage with dual ProCool connectors delivers stable current for the included 120W Zen 5 chip. It targets enthusiasts building a high-performance desktop platform.

Suits AI Workloads and Overclockers

The platform is described as ready for advanced AI PCs with ASUS AI Advisor, AI Networking II and AEMP features. Dynamic OC Switcher, Core Flex and PBO Enhancement give experienced users granular overclocking control. Five M.2 slots, WiFi 7, 5G LAN, PCIe 5.0, USB4 and USB 20Gbps Type-C provide extensive connectivity. Builders who do not need AI-focused software or extreme tuning headroom may prefer a simpler board.

128MB L3 Cache on Zen 5 12-Core CPU

The Ryzen 9 9900X3D brings 128MB of L3 cache and 12MB L2 cache on a TSMC 4nm FinFET Granite Ridge die. Integrated AMD Radeon graphics handle basic display output without a discrete card. DDR5 memory support with AEMP simplifies high-speed RAM configuration. This cache capacity is the key spec for latency-sensitive gaming and compute workloads.

Highlights

  • Ready for advanced AI workloads with powerful connectivity
  • AMD AM5 socket supports Ryzen 9000, 8000 and 7000 series processors
  • AI Advisor, AI Networking II and AEMP simplify setup and improve performance
  • Dynamic OC Switcher, Core Flex and PBO Enhancement enable flexible overclocking
  • 16+2+2 power stages rated up to 90A with dual ProCool connectors

Specifications

BrandASUS
ModelROG STRIX B850-E GAMING WIFI+R9 9900X3D
CPU Socket TypeAM5
ChipsetB850

Other versions of this model

5 more in the same range

Same family, different memory, cooler or clock — compare before you commit.

Questions about this item

Will the board accept my existing DDR5 modules without a BIOS update?

The board uses DDR5 with AEMP support for automatic timing configuration.

Does the CPU need a discrete graphics card for display output?

The processor includes AMD Radeon graphics for video output without a separate card.

What cooling capacity should I plan for the 120 W processor?

Choose a cooler rated for at least 120 W TDP; the board’s 16+2+2 power stages deliver up to 90 A per stage.

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