ASUS ROG Crosshair X870E Dark Hero vs Gigabyte B650I AX Motherboard Comparison

ASUS ROG Crosshair X870E Dark Hero and Gigabyte B650I AX are both motherboards with the same Socket (AM5). The main differences are in Form factor, Chipset, Supported Memory and Wi-Fi Generation.

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ASUS ROG Crosshair X870E Dark Hero	Gigabyte B650I AX
Prices (Change region) In Stock $699.99 Last updated 18 minutes ago. In Stock $699.99 In Stock Free shipping $699.99 Out of Stock Free shipping $699.99 In Stock $719.99 Show 2 more offers	Prices (Change region) In Stock Free shipping $299.90
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Brand ASUS	Brand Gigabyte
Model ROG CROSSHAIR X870E DARK HERO 90mb1nt0-m0eay0 90mb1nt0-m0vay0	Model B650I AX
Release Date 📅 February 2026	Release Date -
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews Add a product review	User reviews Add a product review
Price history View Details ►	Price history View Details ►
Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►	Compatible PC parts Processors ► Memory ► Cases ► CPU Coolers ►
Socket AM5	Socket AM5
Form factor ATX	Form factor Mini ITX
Chipset AMD X870E	Chipset AMD B650
Supported Memory DDR5 4400Mhz 9600Mhz	Supported Memory DDR5 4400Mhz 4800Mhz 5200Mhz 5600Mhz 6000Mhz 6200Mhz 6400Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS ** RAM support may also depend on the CPU memory controller
ECC RAM Support No	ECC RAM Support No
Audio Channels ROG SupremeFX 7.1 Surround Sound High Definition Audio CODEC ALC4082	Audio Channels -
Max LAN Speed 10Gbps + 5Gbps	Max LAN Speed -
SLI Support No	SLI Support No
CrossFire Support No	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 2 x USB4 (40Gbps) ports (2 x USB Type-C) 9 x USB 10Gbps connector (6 x Type-A + 3 x USB Type-C) 1 x HDMI port 1 x Wi-Fi module 1 x Realtek 10Gb 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	Back I/O Ports -
Wireless LAN Yes	Wireless LAN Yes
Wi-Fi Generation 7	Wi-Fi Generation 6E
PCI-Express x16 Slots 2	PCI-Express x16 Slots 1
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 0	PCI-Express x1 Slots 0
SATA 6 Gbps Ports 4	SATA 6 Gbps Ports 2
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 5	M.2 Ports 1
M.2 Devices support 2242 / 2260 / 2280 / 22110 - M Key 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 - M Key 2242 / 2260 / 2280 - M Key 2230 - M Key	M.2 Devices support 2280 - M Key
RAM Slots 4	RAM Slots 2
Maximum Supported RAM 256 GB	Maximum Supported RAM 96 GB
Onboard USB 2.0 3	Onboard USB 2.0 1
Onboard USB 3.2 Gen 1 2	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 0	Onboard USB 3.2 Gen 2 1
Onboard USB 3.2 Gen 2x2 2	Onboard USB 3.2 Gen 2x2 0