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ATX motherboard with massive heatsinks, integrated I/O cover, ROG Memory Fan, DIMM.2 card and Ryzen 9 9950X3D CPU installed

ASUS

ASUS ROG CROSSHAIR X870E APEX AMD motherboard & Ryzen 9 9950X3D CPU combo

SKU CH-XBR5-HMTTY

Paired AMD AM5 motherboard and Ryzen 9 9950X3D processor with 18+2+2 power stages, DDR5 support up to 9600 MT/s, three PCIe 5.0 M.2 slots, Wi-Fi 7 and 5Gb Ethernet

  • ProcessorAMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desk
  • ChipsetAMD X870E
  • Form factorATX
  • CPU socketAM5
  • Memory slot count2 × 288pin (DDR5)
  • Supported memory2 x DIMM slots, max. 128 GB, DDR5 Supports up to 8200+MT/s(O

Model ROG CROSSHAIR X870E APEX

CPU +Ryzen 9 950X3D

  • Ready for advanced AI workloads with the power and connectivity for demanding applications
  • 18 plus 2 plus 2 power stages rated at 110A and 80A deliver robust overclocking headroom
  • 5 M.2 slots including three PCIe 5.0 and two PCIe 4.0 on a DIMM.2 card with substantial cooling
  • ROG Memory Fan kit enables DDR5 overclocking up to 9600+ MT/s for maximum throughput
  • Ryzen 9 9950X3D brings 128MB L3 cache and Radeon graphics on a 170W 4nm Zen 5 die

AM5 combo for AI workloads

The bundle pairs an ROG Crosshair X870E Apex motherboard with a Ryzen 9 9950X3D processor on the AM5 socket. It targets builders who need 16 cores, 128 MB of L3 cache and integrated Radeon graphics for advanced AI computing. The board supplies 18 plus 2 plus 2 power stages rated at 110 A and 80 A with ProCool II connectors. Two DDR5 slots support up to 128 GB and speeds of 8200 MT/s with 9000 series or 9600 MT/s with 8000 series CPUs.

170 W CPU and massive heatsinks

The processor runs at a 170 W TDP and is cooled by massive heatsinks that integrate the I/O cover, high-conductivity thermal pads and a connecting heatpipe. AI Cooling II adjusts fan curves automatically to balance thermals and noise under load. The 5 Gb Realtek Ethernet and Wi-Fi 7 with 320 MHz channels provide high-throughput, low-latency networking for sustained workloads.

ROG DIMM.2 card and Memory Fan kit

A bundled ROG DIMM.2 card adds two PCIe 4.0 M.2 slots with substantial cooling, supplementing three onboard PCIe 5.0 M.2 slots. The ROG Memory Fan kit directs airflow over the two DIMM slots to enable memory overclocking up to 9600 MT/s. AI Overclocking, Dynamic OC Switcher, Core Flex and PBO Enhancement automate CPU tuning, while AI Networking II and AI Advisor simplify system configuration.

How it compares

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

Price $1,499.99
Pricier than about 93% 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
Product lineROG
Model nameROG CROSSHAIR X870E APEX +(R9 9950 × 3D)
Part numberROG CROSSHAIR X870E APEX +(R9 9950 × 3D)
Processor
ProcessorAMD Socket AM5 for AMD Ryzen™ 9000 & 8000 & 7000 Series Desktop Processors*
* Refer to https://www.asus.com/support/download-center/ for CPU support list.
CPU socketAM5
ChipsetAMD X870E
Memory
Memory slot count2 × 288pin (DDR5)
Supported memory2 x DIMM slots, max. 128 GB, DDR5
Supports up to
8200+MT/s(OC) with Ryzen™ 9000 Series Processors,
9600+MT/s(OC) with Ryzen™ 8000 Series Processors
8000+MT/s(OC) with Ryzen™ 7000 Series Processors,
ECC and Non-ECC, Un-buffered DIMM*
Dual channel memory architecture
Supports AMD Extended Profiles for Overclocking (EXPO™)
ASUS Enhanced Memory Profile (AEMP)
* Supported memory types, data rate (speed), and number of DRAM modules vary depending on the CPU and memory configuration, for more information please refer to CPU/Memory Support list under the Support tab of product information sit
Max supported RAM128 GB
ECC supportNon-ECC
Storage
SATA ports4 x SATA 6Gb/s
M.2 slotsSupports 5 x M.2 slots and 4 x SATA 6Gb/s ports*
AMD 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
DIMM.2_1 slot (Key M), type 2230/2242/2260/2280
SATA and RAID support0/1/5/10
Audio & video
Sound channelsROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4080*
- 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
- Savitech SV3H712 AMP
- Gold-plated audio jacks
- Rear optical S/PDIF out port
- Premium audio capacitors
- Audio cover
* A chassis with an HD audio module in the front panel is required to support 7.1 Su
Connectivity
Second LAN controller1 x Realtek 5Gb Ethernet
ASUS LANGuard
Maximum network speed5 Gbit/s
Bluetooth supportYes
Ports & slots
PCIe 4.0 x16 slotsAMD Ryzen™ 8700 & 8600 & 8400 Series Desktop Processors*
2 x PCIe 4.0 x16 slots with Q-Release Slim (only supports PCIEx16_1 & total bandwidth for x8, PCIEx16_2 will be disabled)
AMD Ryzen™ 8500 & 8300 Series Desktop Processors*
2 x PCIe 4.0 x16 slots with Q-Release Slim (only supports PCIEx16_1 & total bandwidth for x4, PCIEx16_2 will be disabled)
AMD X870E Chipset
1 x PCIe 4.0 x4 slot
1 x PCIe 3.0 x1 slot
* Please check the PCIe bifurcation table on the support site (https://www.asus.com/support/FAQ/1037507/).
- To ensure compatibility of the device installed, please refer to https
Rear panel ports2 x USB4® (40 Gbit/s) ports (2 x USB Type-C®)
6 x USB 10 Gbit/s ports (5 x Type-A + 1 x USB Type-C®)
2 x USB 5 Gbit/s ports (2 x Type-A)
1 x Wi-Fi module
1 x Realtek 5Gb Ethernet port
1 x PS/2 keyboard/mouse combo port
2 x Gold-plated audio jacks
1 x Optical S/PDIF out port
1 x BIOS FlashBack™ button
1 x Clear CMOS button
Size & build
Form factorATX
Width and length12 in × 9.6 in ( 30.5 cm × 24.4 cm )
Compatibility
Windows 11 supportSupported

Other versions of this model

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Questions about this item

How do I install the ROG DIMM.2 card and what step is often missed?

Seat the card in the dedicated DIMM.2 slot, secure the retaining screw, then attach the two PCIe 4.0 M.2 drives with their own screws — the screw on the card itself is the step most builders forget.

What maintenance will the ROG Memory Fan kit need over time?

Clean the fan blades and heatsink fins with compressed air every few months; the fan is a standard 4-pin PWM unit that can be replaced if it becomes noisy or fails.

What thermal limit appears first on the 170W Ryzen 9 9950X3D during sustained all-core loads?

The CPU will hit its 170W package power limit before the 18+2+2 110A power stages saturate, so the 170W TDP is the first ceiling you reach.

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