Overview
The ASUS ROG CROSSHAIR X870E HERO is a high-end AMD X870E ATX motherboard designed for Ryzen 9000, 8000, and 7000 Series desktop processors. It combines an 18+2+2 power-stage design, DDR5 memory support, PCIe 5.0 expansion, five M.2 slots, WiFi 7, dual multi-gigabit Ethernet, and USB4 connectivity. :contentReference[oaicite:0]{index=0}
AMD AM5 Platform
The motherboard uses the AMD AM5 socket and X870E chipset. It supports compatible AMD Ryzen 9000, 8000, and 7000 Series desktop processors and provides 18+2+2 power stages with 110A CPU and SoC stages for demanding processor and overclocking workloads. :contentReference[oaicite:1]{index=1}
DDR5 Memory
Four DDR5 DIMM slots support up to 256GB of memory. ASUS specifies overclocked memory support up to 8200+ MT/s with Ryzen 9000 Series processors, 8600+ MT/s with Ryzen 8000 Series processors, and 8000+ MT/s with Ryzen 7000 Series processors. The board supports ECC and non-ECC unbuffered memory, AMD EXPO, AEMP, and NitroPath DRAM technology. :contentReference[oaicite:2]{index=2}
PCIe 5.0 Expansion
Two PCIe 5.0 x16 slots provide high-bandwidth expansion for graphics cards and other PCIe devices. Depending on the processor and installed M.2 devices, the slots support x16, x8/x8, or x8/x4/x4 configurations. :contentReference[oaicite:3]{index=3}
Storage
The ROG CROSSHAIR X870E HERO provides five onboard M.2 slots. Three support PCIe 5.0 x4 while two support PCIe 4.0 x4. A SlimSAS connector supporting PCIe 4.0 x4 and four SATA 6Gb/s ports provide additional storage connectivity. :contentReference[oaicite:4]{index=4}
Multi-Gigabit Networking
Wired networking includes one Intel 2.5Gb Ethernet port and one Realtek 5Gb Ethernet port. Integrated 2x2 WiFi 7 supports the 2.4GHz, 5GHz, and 6GHz bands with up to 320MHz channel bandwidth, while Bluetooth 5.4 provides short-range wireless connectivity. :contentReference[oaicite:5]{index=5}
USB4 and I/O
The rear I/O provides two USB4 40Gbps Type-C ports along with eight USB 10Gbps ports consisting of six Type-A and two Type-C connections. The front panel includes two USB 20Gbps Type-C connectors, with one supporting up to 60W USB Power Delivery when the additional PCIe power connection is installed. :contentReference[oaicite:6]{index=6}
Audio and Cooling
ROG SupremeFX audio uses the Realtek ALC4082 codec with an ESS ES9219 Quad DAC. The board also includes VRM and M.2 heatsinks, multiple PWM fan headers, an AIO pump header, and a dedicated W_PUMP+ header for advanced cooling configurations. :contentReference[oaicite:7]{index=7}
Key Features
- AMD X870E chipset with AM5 support for Ryzen 9000, 8000, and 7000 Series processors
- Four DDR5 DIMM slots supporting up to 256GB and high-speed memory overclocking
- Two PCIe 5.0 x16 slots and five onboard M.2 slots, including three PCIe 5.0 x4 slots
- WiFi 7 with 2.5Gb and 5Gb Ethernet connectivity
- Dual USB4 40Gbps ports and front USB-C supporting up to 60W charging
Applications
The ROG CROSSHAIR X870E HERO is suited to high-performance gaming systems, workstation PCs, content creation systems, enthusiast overclocking builds, high-speed NVMe storage platforms, and multi-gigabit network environments.
DC Supplies Product Note
When populating multiple PCIe 5.0 M.2 slots, review the motherboard's lane-sharing rules because M.2_2 and M.2_3 can affect the operating mode of the primary PCIe x16 expansion slots. :contentReference[oaicite:8]{index=8}
Specifications
| Brand | ASUS |
| Part Number / MPN | ROG CROSSHAIR X870E HERO |
| Product Type | AMD X870E ATX Motherboard |
| CPU Socket | AMD Socket AM5 |
| Supported Processors | AMD Ryzen 9000, 8000, and 7000 Series Desktop Processors |
| Chipset | AMD X870E |
| Form Factor | ATX |
| Memory | 4 × DDR5 DIMM |
| Maximum Memory | 256GB |
| Memory Type | ECC and Non-ECC Unbuffered DDR5 |
| Memory Speed | Up to 8200+ MT/s OC with Ryzen 9000 Series |
| PCIe Expansion | 2 × PCIe 5.0 x16 |
| M.2 Storage | 5 × M.2 |
| M.2 Interfaces | 3 × PCIe 5.0 x4, 2 × PCIe 4.0 x4 |
| SlimSAS | 1 × PCIe 4.0 x4 |
| SATA | 4 × SATA 6Gb/s |
| Ethernet | 1 × Intel 2.5Gb Ethernet, 1 × Realtek 5Gb Ethernet |
| Wireless | 2x2 WiFi 7, 2.4GHz / 5GHz / 6GHz |
| Bluetooth | Bluetooth 5.4 |
| USB4 | 2 × USB4 40Gbps Type-C |
| Rear USB | 6 × USB 10Gbps Type-A, 2 × USB 10Gbps Type-C |
| Front USB | 2 × USB 20Gbps Type-C |
| Front USB-C Power Delivery | Up to 60W Quick Charge 4+ |
| Audio Codec | ROG SupremeFX / Realtek ALC4082 |
| Audio | 7.1-channel |
| DAC | ESS ES9219 Quad DAC |
| Display Output | 1 × HDMI 2.1, 2 × USB4 Type-C DisplayPort 1.4a |
| Power Design | 18+2+2 Power Stages |
| BIOS | UEFI AMI BIOS, 256Mb Flash ROM |
| Operating System | Windows 11 |
| Board Dimensions | 305 × 244 × 50mm |
| Net Weight | 2.55kg |
FAQs
What processors are compatible with the ROG CROSSHAIR X870E HERO?
The motherboard supports compatible AMD Ryzen 9000, 8000, and 7000 Series desktop processors using the AM5 socket. :contentReference[oaicite:9]{index=9}
How much RAM does the X870E HERO support?
It has four DDR5 DIMM slots and supports up to 256GB of memory. :contentReference[oaicite:10]{index=10}
How many M.2 drives can the motherboard support?
The motherboard has five onboard M.2 slots, with three supporting PCIe 5.0 x4 and two supporting PCIe 4.0 x4. :contentReference[oaicite:11]{index=11}
Does the X870E HERO have 10Gb Ethernet?
No. The board provides one 5Gb Ethernet port and one 2.5Gb Ethernet port. :contentReference[oaicite:12]{index=12}
Does the ROG CROSSHAIR X870E HERO support WiFi 7?
Yes. Integrated 2x2 WiFi 7 supports the 2.4GHz, 5GHz, and 6GHz bands and up to 320MHz channel bandwidth. :contentReference[oaicite:13]{index=13}
What is the form factor of the X870E HERO?
The motherboard uses the standard ATX form factor and measures 305 × 244 × 50mm. :contentReference[oaicite:14]{index=14}
