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White extended ATX motherboard with silver heatsinks and installed CPU in socket

ASUS

ASUS ROG Crosshair X870E Glacial & Ryzen 9 9950X AMD motherboard & CPU combo

SKU CH-3Q4N-ND0NB

AM5 combo pairs the ROG Crosshair X870E Glacial board with a Ryzen 9 9950X, delivering DDR5 up to 8600 MT/s, dual 10 Gb Ethernet, Wi-Fi 802.11 be, Bluetooth 5.4, and extensive PCIe 5.0 M.2 support

  • CPU socketAM5
  • ChipsetAMD X870E
  • Form factorExtended ATX
  • Memory slot count4 × 288pin (DDR5)
  • Supported memorySupports up to 8600+MT/s(OC)/8200+MT/s(OC) with Ryzen 9000 S
  • Max supported RAM256 GB

Model ROG CROSSHAIR X870E GLACIAL

CPU +Ryzen 9 9950X

  • Pre-installed Ryzen 9 9950X saves build time and guarantees AM5 compatibility
  • 24 plus 2 plus 2 power stages at 110A each deliver stable current for heavy workloads
  • 3D vapour-chamber M.2 heatsink keeps PCIe 5.0 storage cool under sustained load
  • Dual 10Gb Ethernet plus Wi-Fi 802.11 be and Bluetooth 5.4 provide high-speed wired and wireless networking
  • Four DDR5 slots support up to 256GB at 8600+ MT/s with Ryzen 9000 series processors

AM5 Motherboard and Ryzen 9950X Combo

This bundle pairs an ASUS ROG Crosshair X870E Glacial motherboard with an AMD Ryzen 9 9950X processor. The board uses the AMD X870E chipset and an AM5 socket that also accepts Ryzen 8000 and 7000 series CPUs. Four DDR5 slots support up to 256 GB of memory in dual-channel mode. The package targets builders who want a high-end platform ready for advanced AI workloads and heavy multitasking.

Thermals Noise and Power Draw

The motherboard employs a 3D vapour-chamber heatsink on one PCIe 5.0 M.2 slot and massive heatsinks integrated with the I/O cover. Two L-shaped heatpipes link those heatsinks to the power stages through high-conductivity thermal pads. A dedicated ROG Memory Q-Fan adds active airflow over the DIMM slots. The power delivery uses 24 plus 2 plus 2 stages rated at 110 A each with ProCool II connectors, MicroFine alloy chokes and premium metallic capacitors.

DDR5 Memory Speed Support

With the included Ryzen 9000 series processor the board supports DDR5 up to 8600 MT/s when overclocked. Ryzen 8000 series chips raise that ceiling to 9600 MT/s overclocked. Ryzen 7000 series processors reach 8000 MT/s overclocked. ECC un-buffered modules are accepted across all supported generations.

How it compares

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

Price $2,344.99
Pricier than about 98% of the 1,906 comparable items (median $224.49).

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Specifications

Product
Brand nameASUS
Model nameROG CROSSHAIR X870E GLACIAL+(R9 9950X)
Processor
CPU socketAM5
ChipsetAMD X870E
Memory
Memory slot count4 × 288pin (DDR5)
Supported memorySupports up to
8600+MT/s(OC)/8200+MT/s(OC) with Ryzen 9000 Series Processors
9600+MT/s(OC)/9200+MT/s(OC) with Ryzen 8000 Series Processors
8000+MT/s(OC)/8000+MT/s(OC) with Ryzen 7000 Series Processors
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 2242/2260/2280/22110 (supports PCIe 5.0 x4 mode)
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 5.0 x4 mode)**
Hyper M.2_1 slot (Key M) via ROG Hyper M.2 card, type 2230/2242/2260/2280/22110 (suppports PCIe 5.0 x4 mode)
Hyper M.2_2 slot (Key M) via ROG Hyper M.2 card, type 2230/2242/2260/2280/22110 (suppports PCIe 5.0 x4 mode)
AMD Ryzen 8700 & 8600 & 8400 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 (supports PCIe
SATA and RAID supportAMD RAIDXpert2 Technology
Ryzen 9000 & 8000 & 7000 Series Processors: RAID 0/1/5/10*
* SATA ports from ASM1162 cannot support RAID
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
- LED-illuminated audio jacks
- Rear optical S/PDIF out port
- Premium audio capacitors
Supports LHDC, high-definition bluetooth audio codec, transmission with up to 400 kbit/s bitrate
Connectivity
Maximum network speed2 × 10 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*
2 x PCIe 5.0 x16 slots with PCIe Q-Release Switch (supports x16 or x8/x8 or x8/x4/x4 or x4/x4/x4/x4 modes)**
AMD Ryzen 8700 & 8600 & 8400 Series Desktop Processors*
2 x PCIe 4.0 x16 slots with PCIe Q-Release Switch (only supports PCIEx16(G5)_1 & total bandwidth for x8, PCIEx16(G5)_2 will run at PCIe 3.0 x4)
AMD Ryzen 8500 & 8300 Series Desktop Processors*
2 x PCIe 4.0 x16 slots with PCIe Q-Release Switch (only supports PCIEx16(G5)_1 & total bandwidth for x4, PCIEx16(G5)_2 will run at PCIe 3.0 x4)
* Specifications vary by CPU types.
**
Onboard USB headers2 x USB 20 Gbit/s connector (supports USB Type-C)
2 x USB 5 Gbit/s headers support 4 additional USB 5 Gbit/s ports
3 x USB 2.0 headers support 6 additional USB 2.0 ports
Power
Power connectors1 × 24-pin Main Power connector
2 × 8-pin +12 V CPU Power connector
1 × 8-pin PCIe Power connector
Size & build
Form factorExtended ATX
Width and length12.0 in × 10.9 in
More details
BIOS2 × 512 Mb Flash ROM, UEFI AMI BIOS

Other versions of this model

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Questions about this item

Will this combo fit in a standard ATX case and what power connectors does the board need?

The board uses the Extended ATX form factor so verify your case supports E-ATX. It requires two ProCool II 12 V power connectors for the 24+2+2 110 A power stages.

Which memory kits are validated for the highest speeds with the included Ryzen 9 9950X?

With Ryzen 9000 series the board supports DDR5 up to 8600+ MT/s overclocked and 8200+ MT/s overclocked across four 288-pin slots, maximum 256 GB dual-channel un-buffered ECC.

How many PCIe 5.0 M.2 drives can I install and do they all have dedicated cooling?

Two onboard PCIe 5.0 M.2 slots (2242/2260/2280/22110 and 2242/2260/2280) plus two more via the ROG Hyper M.2 card; the first onboard slot has a 3D vapour-chamber heatsink, the others use substantial heatsinks.

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