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Black ATX motherboard with hidden rear connectors, silver VRM heatsinks, and a Ryzen 9 9900X3D CPU installed

ASUS

ASUS ROG CROSSHAIR X870E HERO BTF AMD motherboard & Ryzen 9 9900X3D CPU combo

SKU CH-T11R-H7YG2

Pairs an AMD X870E motherboard with a 12-core Ryzen 9 9900X3D, offering DDR5 to 8600 MT/s, WiFi 7, 5Gb and 2.5Gb LAN, USB4, five M.2 slots and a 600 W graphics power connector

  • CPU Socket TypeAM5
  • ChipsetAMD X870E
  • Number of Memory Slots4x288pin (DDR5)
  • Memory StandardUp to 8600+MT/s(OC)
  • Maximum Memory Supported256GB
  • Channel SupportedDual Channel

model ROG CROSSHAIR X870E HERO BTF

+CPU +Ryzen 9 9900X3D

  • Ready for advanced AI workloads with X870E chipset and Ryzen 9000 series support
  • Hidden-connector design simplifies cable routing for a clean build
  • 18+2+2 power stages rated at 110A deliver stable current to the CPU
  • PCIe 5.0 x16 slot with Q-Release Slim enables fast GPU swaps
  • WiFi 7 and 5Gbps + 2.5Gbps LAN provide high-speed connectivity

Combo for AI-ready builds

This bundle pairs the ROG Crosshair X870E Hero BTF motherboard with the Ryzen 9 9900X3D processor. The CPU brings 12 cores, 120W TDP and a large 128MB L3 cache for heavy workloads. The board uses the AMD X870E chipset and AM5 socket to support current and future Ryzen 9000, 8000 and 7000 series chips. It targets enthusiasts who want high-end connectivity and overclocking headroom in one package.

Hidden-connector layout and power delivery

The board uses a hidden-connector design that routes key cables behind the motherboard tray for cleaner cable management. An 18+2+2 phase VRM with 110A power stages, ProCool II connectors, MicroFine alloy chokes and premium metallic capacitors feeds the CPU. A graphics card high-power slot can deliver up to 600 watts to compatible ASUS BTF graphics cards through the motherboard. Dual 5Gbps and 2.5Gbps Ethernet plus WiFi 7 and Bluetooth 5.4 handle networking.

PCIe 5.0 lanes and DDR5 limits

The primary PCIe 5.0 x16 slot runs at x16 or splits to x8/x4/x4 when M.2_2 is active, while M.2_3 drops to x4 in that scenario. Two M.2 slots support PCIe 5.0 x4 and a third runs at PCIe 4.0 x4, all accepting 2242, 2260 and 2280 form factors. Four DDR5 slots support up to 256GB at speeds up to 8600+ MT/s overclocked in dual-channel mode with ECC and unbuffered memory.

Fordele

  • Ready for advanced AI workloads with X870E chipset and Ryzen 9000 series support
  • Hidden-connector design simplifies cable routing for a clean build
  • 18+2+2 power stages rated at 110A deliver stable current to the CPU
  • PCIe 5.0 x16 slot with Q-Release Slim enables fast GPU swaps
  • WiFi 7 and 5Gbps + 2.5Gbps LAN provide high-speed connectivity

Specifikationer

BrandASUS
ModelROG CROSSHAIR X870E HERO BTF+R9 9900X3D
CPU Socket TypeAM5
ChipsetAMD X870E
Number of Memory Slots4x288pin (DDR5)
Memory StandardUp to 8600+MT/s(OC)
Maximum Memory Supported256GB
Channel SupportedDual Channel
ECC SupportedYes
Buffer SupportedUn-buffered
PCI Express 5.0 x16AMD 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)
PCI Express x41 x PCIe 4.0 x4 slot
Serial ATA (SATA)4 x SATA 6Gb/s
M.2AMD 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 RAID0/1/5/10
Audio 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
Max LAN Speed5Gbps + 2.5Gbps
Wireless LANWi-Fi 802.11 be
BluetoothBluetooth 5.4
Back I/O Ports2 x USB4 (40Gbps) ports (2 x USB Type-C)
8 x USB 10Gbps ports (6 x Type-A + 2 x USB Type-C)
1 x HDMI port
1 x Wi-Fi module
1 x Intel 2.5Gb Ethernet port
1 x Realtek 5Gb Ethernet port
2 x Gold-plated audio jacks
1 x Optical S/PDIF out port
1 x BIOS FlashBack button
1 x Clear CMOS button
Onboard USB2 x USB 20Gbps connectors (support USB Type-C)
2 x USB 5Gbps headers support 4 additional USB 5Gbps ports
2 x USB 2.0 headers support 4 additional USB 2.0 ports
Other ConnectorsFan and Cooling Related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
1 x 4-pin AIO Pump header
4 x 4-pin Chassis Fan headers
1 x W_PUMP+ header
Miscellaneous
3 x Addressable Gen2 headers
1 x Alteration PCIe mode switch
1 x FlexKey button
1 x Front Panel Audio header (F_AUDIO)
1 x Start button
1 x 10-1 pin System Panel header
1 x Thermal Sensor header
Power Pin1 x 24-pin Main Power connector
2 x 8-pin +12V CPU Power connector
1 x Graphics card high power slot
1 x 12V-2X6 Auxiliary power connector
BIOS Feature256Mb Flash ROM, UEFI AMI BIOS
SoftwareROG Exclusive Software
- ROG CPU-Z
- Dolby Atmos
- Internet Security (1-year full version)
- Polymo Lighting II
ASUS Exclusive Software
Armoury Crate
- AIDA64 Extreme (1 year full version)
- Aura Creator
- Aura Sync
-Fan Xpert 4 (with AI Cooling II)
- GameFirst
- HWiNFO
ASUS AI Advisor
ASUS DriverHub
ASUS GlideX
TurboV Core
ASUS GPU Tweak III
WinRAR (40 Days Free Trial)
Adobe Creative Cloud (Free Trial)
UEFI BIOS
AI Overclocking Guide
AI Cache Boost
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode
- ASUS MyHotkey
DIMM FIT Pro
FlexKey
FeaturesExtreme OC Kit
- FlexKey button
- Start button
Extreme Engine Digi+
- 10K Black metallic capacitors
- MicroFine alloy choke
ASUS Q-Design
- M.2 Q-Latch
- M.2 Q-Release
- M.2 Q-Slide
- Q-Release Slim (with PCIe SafeSlot)
- Q-Antenna
- Q-Code
- Q-Connector
- Q-Dashboard
- Q-LED (CPU [red], DRAM [yellow], VGA [white], Boot Device [yellow green])
- Q-Slot
ASUS Thermal Solution
- M.2 heatsink backplate
- M.2 heatsink
- VRM heatsink design
- Metal backplate
ASUS EZ DIY
- Backplate
- BIOS FlashBack button
- Clear CMOS button
- ProCool II
- Pre-mounted I/O shield
- SafeSlot
- SafeDIMM
Aura S
Package Contents1 x AMD Ryzen 9 9900X3D CPU
1 x Shin-Etsu X-23-7868-2D (1.8g)
Cables
1 x ARGB RGB extension cable
4 x SATA 6Gb/s cables
Miscellaneous
1 x ASUS WiFi Q-Antenna
1 x Q-connector
2 x M.2 Q-Latch package
3 x M.2 Q-Slide package
5 x M.2 rubber package
1 x ROG stickers
1 x ROG thank you card
1 x ROG Bottle Opener
Installation Media
1 x USB drive with utilities and drivers
Documentation
1 x Quick start guide

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Spørgsmål om denne vare

Does the board's PCIe 5.0 x16 slot keep full bandwidth when the second M.2 is populated?

When M.2_2 is enabled the PCIe 5.0 x16 slot drops to x8 and M.2_3 runs at x4, so full x16 bandwidth is only available with M.2_2 unused.

What case clearance does the hidden-connector layout and 18+2+2 110 A power stage array need?

The board is ATX with rear-mounted power and data connectors, so a standard ATX case with adequate rear cable-routing depth and room for a tall VRM heatsink is required.

How do you seat the CPU in the AM5 socket without bending pins, and what step is often missed?

Lift the retention lever, align the triangle on the Ryzen 9 9900X3D with the socket marker, place the chip gently without pressure, lower the frame, then lock the lever — skipping the alignment check is the common error.

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