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Black ATX motherboard with hidden rear connectors and silver heatsinks, paired with a Ryzen 9 9900X CPU in AM5 socket

ASUS

ASUS ROG CROSSHAIR X870E HERO BTF AMD motherboard & Ryzen 9 9900X CPU combo

SKU CH-1GJ0-DB468

Pairs an X870E ATX board with a 12-core Ryzen 9 9900X, offering DDR5 up to 8600 MT/s, five M.2 slots, dual 5 Gbps and 2.5 Gbps LAN, WiFi 7, Bluetooth 5.4, dual USB4 and 18+2+2 power stages

  • CPU socketAM5
  • ChipsetAMD X870E
  • Memory slot count4 × 288pin (DDR5)
  • Supported memoryUp to 8600+MT/s(OC)
  • Max supported RAM256 GB
  • Memory channelsDual Channel

Model ROG CROSSHAIR X870E HERO BTF

CPU +Ryzen 9 9900X

  • 12-core Ryzen 9 9900X delivers 5.6 GHz max boost for heavy workloads
  • 18+2+2 power stages rated at 110 A each keep voltage stable under load
  • Hidden-connector BTF design routes cables behind the board for cleaner builds
  • Five M.2 slots including two PCIe 5.0 x4 drives give abundant high-speed storage
  • WiFi 7 and 5 Gbps plus 2.5 Gbps Ethernet provide fast wired and wireless networking

Combo Overview

This package pairs the ROG CROSSHAIR X870E HERO BTF motherboard with a Ryzen 9 9900X processor. The board uses the AMD X870E chipset and AM5 socket. The CPU provides 12 cores and 24 threads based on Zen 5 architecture. Together they target enthusiasts building high-end AI-ready desktops.

Compatibility Check

Verify your chassis fits an ATX board and has clearance for the hidden-connector layout. Ensure the power supply includes ProCool II connectors for the 18+2+2 phase VRM rated at 110A per stage. Confirm DDR5 modules match the 288-pin slots and that your cooler mounts to the AM5 socket. Check that any BTF graphics card aligns with the high-power slot.

Sustained Load Behaviour

The VRM uses 18+2+2 power stages with MicroFine alloy chokes and metallic capacitors to maintain stable delivery during long workloads. AI Cooling II adjusts fan curves continuously based on thermal sensors. The high-power slot can supply up to 600 watts to a compatible BTF graphics card without cable clutter. AI Networking II and WiFi 7 keep latency low during extended transfers.

How it compares

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

Price $1,281.99
Pricier than about 91% 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 nameASUS
Model nameROG CROSSHAIR X870E HERO BTF+(R9 9900X)
Processor
CPU socketAM5
ChipsetAMD X870E
Memory
Memory slot count4 × 288pin (DDR5)
Supported memoryUp to 8600+MT/s(OC)
Max supported RAM256 GB
Memory channelsDual Channel
ECC supportYes
BufferingUn-buffered
Storage
SATA ports4 x SATA 6Gb/s
M.2 slotsAMD Ryzen 9000 & 7000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
M.2_3 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)
AMD Ryzen 8000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (Not supports)
M.2_3 slot (Key M), type 2242/2260/2280 (Not supports)
AMD X870E Chipset
M.2_4 slot (Key M), type 2242/2260/2280 (supports PCIe 4.0 x4 mode)
M.2_5 slot (Key M), type 2280 (su
SATA and RAID support0/1/5/10
Audio & video
Sound channelsROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4082*
- Impedance sense for front and rear headphone outputs
- Supports: Jack-detection, Multi-streaming, Front Panel MIC Jack-retasking
- High quality 120 dB SNR stereo playback output and 110 dB SNR recording input
- Supports up to 32-Bit/384 kHz playback on front panel
Audio Features
- SupremeFX Shielding Technology
- ESS® ES9219 QUAD DAC
- Gold-plated audio jacks
- Rear optical S/PDIF out port
- Premium audio capacitors
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound a
Connectivity
Maximum network speed5 Gbit/s + 2.5 Gbit/s
Wi-Fi standardWi-Fi 802.11 be
Bluetooth support5.4
Ports & slots
PCIe 5.0 x16 slotsAMD Ryzen 9000 & 7000 Series Desktop Processors*
1 x PCIe 5.0 x16 slots with Q-Release Slim (supports x16 or x8/x4/x4 modes**)
**When M.2_2 are enabled, PCIEX16_1 will run x8, and M.2_3 will run x4.
AMD Ryzen 8700 & 8600 & 8400 Series Desktop Processors*
1 x PCIe 4.0 x16 slots with Q-Release Slim (Total bandwidth for x8)
AMD Ryzen 8500 & 8300 Series Desktop Processors*
1 x PCIe 4.0 x16 slot with Q-Release Slim (Total bandwidth for x4)
PCIe x4 slots1 x PCIe 4.0 x4 slot
Onboard USB headers2 x USB 20 Gbit/s connectors (support USB Type-C)
2 x USB 5 Gbit/s headers support 4 additional USB 5 Gbit/s ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Power
Power connectors1 × 24-pin Main Power connector
2 × 8-pin +12 V CPU Power connector
1 x Graphics card high power slot
1 × 12 V-2 × 6 Auxiliary power connector
More details
BIOS256Mb Flash ROM, UEFI AMI BIOS

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Questions about this item

Will this board run four PCIe 5.0 M.2 drives and a graphics card at x16 simultaneously?

When M.2_2 is enabled the primary PCIe 5.0 x16 slot runs at x8 and M.2_3 runs at x4, so full x16 graphics bandwidth is not available with all M.2 slots populated.

Does the bundle include the CPU cooler required for the 12-core 24-thread processor?

The bundle contains the motherboard and the Ryzen 9 9900X only; a compatible AM5 cooler must be sourced separately.

Can I use DDR5 memory faster than 5600 MT/s with this combination?

The CPU officially supports DDR5-5600 while the motherboard is validated up to 8600+ MT/s overclocked, so higher speeds are possible with manual tuning.

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