Gigabyte Z790 D DDR4 vs B860M D Motherboard Comparison

Gigabyte Z790 D DDR4 and Gigabyte B860M D are both motherboards with the same Maximum Supported RAM (128 GB), Onboard USB 2.0 (2) and Onboard USB 3.2 Gen 1 (1). The main differences are in Socket, Form factor, Chipset and Supported Memory.

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Gigabyte Z790 D DDR4	Gigabyte B860M D
Prices (Change region) In Stock Free shipping $268.63	Prices (Change region) In Stock Free shipping $159.00
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Brand Gigabyte	Brand Gigabyte
Model Z790 D DDR4	Model B860M D
Release Date 📅 October 2022	Release Date 📅 January 2025
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews ★★★★☆ (1 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 LGA1700	Socket LGA1851
Form factor ATX	Form factor Micro ATX
Chipset Intel Z790	Chipset Intel B860
Supported Memory DDR4 2133Mhz 2400Mhz 2666Mhz 2800Mhz 2933Mhz 3000Mhz 3200Mhz 3300Mhz 3333Mhz 3400Mhz 3466Mhz 3600Mhz 3666Mhz 3733Mhz 3800Mhz 3866Mhz 4000Mhz 4133Mhz 4266Mhz 4300Mhz 4400Mhz 4500Mhz 4600Mhz 4700Mhz 4800Mhz 4933Mhz 5000Mhz 5133Mhz 5333Mhz	Supported Memory DDR5 4800Mhz 8800Mhz
* 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 Chipset Realtek Audio CODEC High Definition Audio 2/4/5.1/7.1-channel * You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings. Support for S/PDIF Out	Audio Chipset -
Audio Channels 7.1 Channels	Audio Channels -
LAN Chipset Realtek 2.5GbE LAN chip (2.5 Gbps/1 Gbps/100 Mbps)	LAN Chipset -
Max LAN Speed 2.5Gbps	Max LAN Speed -
SLI Support No	SLI Support No
CrossFire Support Yes	CrossFire Support No
RAID Support Yes	RAID Support Yes
Back Connect No	Back Connect No
Back I/O Ports 1 x USB Type-C port with USB 3.2 Gen 2x2 support 1 x USB 3.2 Gen 2 Type-A port (red) 4 x USB 3.2 Gen 1 ports 2 x USB 2.0/1.1 ports 1 x HDMI 2.0 port 1 x RJ-45 port 3 x audio jacks	Back I/O Ports -
Wireless LAN No	Wireless LAN No
PCI-Express x16 Slots 3	PCI-Express x16 Slots 1
PCI-Express x4 Slots 0	PCI-Express x4 Slots 0
PCI-Express x1 Slots 2	PCI-Express x1 Slots 1
SATA 6 Gbps Ports 6	SATA 6 Gbps Ports 4
SATA Express Ports 0	SATA Express Ports 0
M.2 Ports 3	M.2 Ports 2
M.2 Devices support 2280 / 22110 - M Key 2280 - M Key 2280 - M Key	M.2 Devices support 2280 - M Key 2280 - M Key
RAM Slots 4	RAM Slots 2
Maximum Supported RAM 128 GB	Maximum Supported RAM 128 GB
Onboard USB 2.0 2	Onboard USB 2.0 2
Onboard USB 3.2 Gen 1 1	Onboard USB 3.2 Gen 1 1
Onboard USB 3.2 Gen 2 1	Onboard USB 3.2 Gen 2 0
Onboard USB 3.2 Gen 2x2 0	Onboard USB 3.2 Gen 2x2 0