Gigabyte Z790 UD AX vs B650I AX Motherboard Comparison

Gigabyte Z790 UD AX and Gigabyte B650I AX are both motherboards with the same Wi-Fi Generation (6E), Onboard USB 3.2 Gen 1 (1) and Onboard USB 3.2 Gen 2 (1). The main differences are in Socket, Form factor, Chipset and Supported Memory.

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Gigabyte Z790 UD AX

Gigabyte B650I AX

Prices
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In Stock

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$203.65

Prices
(Change region)

In Stock

Free shipping

$299.90

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Brand

Gigabyte

Brand

Gigabyte

Model

Z790 UD AX

Model

B650I AX

Release Date

📅 October 2022

Release Date

* First availability for purchase, it may not correspond to the actual market launch date.

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Price history

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Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Compatible PC parts

Processors ► Memory ► Cases ► CPU Coolers ►

Socket

LGA1700

Socket

AM5

Form factor

ATX

Form factor

Mini ITX

Chipset

Intel Z790

Chipset

AMD B650

Supported Memory

DDR5

4000Mhz 4800Mhz 5200Mhz 5400Mhz 5600Mhz 5800Mhz 6000Mhz 6200Mhz 6400Mhz 6600Mhz 6800Mhz 7000Mhz 7200Mhz 7400Mhz 7600Mhz

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

Audio Chipset

Realtek Audio CODEC
High Definition Audio

Audio Chipset

Audio Channels

7.1 Channels

Audio Channels

LAN Chipset

Realtek 2.5GbE LAN chip

LAN Chipset

Max LAN Speed

2.5Gbps

Max LAN Speed

SLI Support

CrossFire Support

Yes

CrossFire Support

RAID Support

Yes

RAID Support

Yes

Back Connect

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
4 x USB 2.0/1.1 ports
2 x SMA antenna connectors (2T2R)
1 x HDMI 2.0 port
1 x DisplayPort
1 x RJ-45 port
3 x audio jacks

Back I/O Ports

Wireless LAN

Yes

Wireless LAN

Yes

Wi-Fi Generation

PCI-Express x16 Slots

PCI-Express x4 Slots

PCI-Express x1 Slots

SATA 6 Gbps Ports

SATA Express Ports

M.2 Ports

M.2 Devices support

2280 / 22110 - M Key
2280 - M Key
2280 - M Key

M.2 Devices support

2280 - M Key

RAM Slots

Maximum Supported RAM

256 GB

Maximum Supported RAM

96 GB

Onboard USB 2.0

Onboard USB 3.2 Gen 1

Onboard USB 3.2 Gen 2

Onboard USB 3.2 Gen 2x2

Options (8)

	Z590 Z590 AORUS MASTER Bundle $399.99
	Z590 Z590 UD Bundle $115.08
	Z590 Z590 AORUS ULTRA Bundle $119.99
	Z690 Z690 AERO D Bundle $319.99
	Z590 Z590 VISION D Bundle $682.71
	Z690 Z690 AORUS ELITE AX Bundle $272.38
	Z590 Z590 UD AC Bundle $219.20
	Z690 Z690 AERO G Bundle $219.99

Comparison and key differences summary

⛔ You are comparing motherboards with different sockets. They cannot support the same CPUs. Try to compare motherboards within the same platform.

Reasons to buy the Gigabyte Z790 UD AX:

32% cheaper, you can save $96.25
Supports AMD CrossFire
Supports the following RAM types: DDR5 6600MHz, 6800MHz, 7000MHz, 7200MHz, 7400MHz, 7600MHz
+2 Slots PCI-E x16
+2 Slots PCI-E x1
+4 Ports SATA 6Gb/s
+2 Ports M.2
+2 RAM slots
+160 GB maximum RAM supported
+1 Onboard USB 2.0