What is the maximum memory capacity and memory speed supported by this motherboard?

It supports up to 128GB of DDR5 memory and up to DDR5 11400 (OC).

Which AMD Ryzen processors are compatible with this motherboard?

It supports AMD Ryzen 7000 Series, Ryzen 8000 Series, and Ryzen 9000 Series processors with an AM5 CPU socket.

GIGABYTE X870E AORUS ELITE X3D ICE AM5 AMD X870E ATX Motherboard

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GIGABYTE X870 AORUS INFINITY AM5 AMD X870 Extended ATX Motherboard

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AMD X870
Ryzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series
Up to DDR5 11400 (OC)

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GIGABYTE X870 AORUS INFINITY AM5 AMD X870 Extended ATX Motherboard

Model
Brand	GIGABYTE
Model	X870 AORUS INFINITY

Supported CPU
CPU Socket Type	AM5
CPU Type	Ryzen 7000 Series / Ryzen 8000 Series / Ryzen 9000 Series

Chipsets
Chipset	AMD X870

Memory
Number of Memory Slots	2x288pin (DDR5)
Memory Standard	Up to DDR5 11400 (OC)
Maximum Memory Supported	128GB
Channel Supported	Dual Channel
Memory Performance Profile	AMD EXPO / Intel XMP 3.0
ECC Supported	Non-ECC

Expansion Slots
PCI Express 5.0 x16	1 x PCI Express x16 slot (PCIEX16), integrated in the CPU: - AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x16 mode - AMD Ryzen 8000 Series-Phoenix 1 Processors support PCIe 4.0 x8 mode - AMD Ryzen 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4 mode * The PCIEX8 slot shares bandwidth with the PCIEX16 slot. When the PCIEX8 slot is populated, the PCIEX16 slot operates at up to x8 mode. * The PCIEX16 and PCIEX8 slots can only support a graphics card or an NVMe SSD. If only one graphics card is to be installed, be sure to install it in the PCIEX16 slot. 1 x PCI Express x16 slot (PCIEX8), integrated in the CPU: - AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x8 mode * The PCIEX8 slot becomes unavailable when anAMD Ryzen 8000 Series-Phoenix 1/Phoenix 2 processor is used.

Storage Devices
Serial ATA (SATA)	4 x SATA 6Gb/s
M.2	1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 25110/22110/2580/2280 SSDs: - AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs - AMD Ryzen 8000 Series-Phoenix 1 Processors support PCIe 4.0 x4/x2 SSDs - AMD Ryzen 8000 Series-Phoenix 2 Processors support PCIe 4.0 x4/x2 SSDs 1 x M.2 connector (M2B_CPU), integrated in the CPU, supporting Socket 3, M key, type 22110/2280 SSDs: - AMD Ryzen 9000/7000 Series Processors support PCIe 5.0 x4/x2 SSDs * The M2B_CPU connector shares bandwidth with the ASMedia USB4 controller. When a device is installed in the M2B_CPU connector, both the M2B_CPU connector and the USB4 port supported by the ASMedia USB4 controller operate at up to x2 bandwidth. When using an AMD Ryzen 8000 Series-Phoenix 1 or Phoenix 2 processor, the USB4 port supported by the ASMedia USB4 controller operate at up to x2 bandwidth, and the M2B_CPU connector becomes unavailable. 1 x M.2 connector (M2D_SB), integrated in the Chipset, supporting Socket 3, M key, type 22110/2280 PCIe 4.0 x4/x2 SSDs
SATA RAID	RAID 0, RAID 1, RAID 5, and RAID 10 support for NVMe SSD storage devices * RAID 5 is only available on AMD Ryzen 9000 Series Processors.

Onboard Audio
Audio Chipset	Realtek ALC1220
Audio Channels	7.1 Channels

Onboard LAN
Max LAN Speed	5Gbps
Wireless LAN	Wi-Fi 802.11 be
Bluetooth	BLUETOOTH 5.4

Rear Panel Ports
Back I/O Ports	1 x Q-Flash Plus button 1 x OC Ignition button 1 x PS/2 keyboard port 1 x PS/2 mouse port 1 x HDMI port (Note) 4 x USB 3.2 Gen 1 ports 3 x USB 3.2 Gen 2 Type-A ports (red) 1 x USB4 USB Type-C port (DisplayPort (Note)) 1 x RJ-45 port 2 x antenna connectors (2T2R) 2 x audio jacks 1 x optical S/PDIF Out connector

Internal I/O Connectors
Onboard USB	1 x USB Type-C header, with USB 3.2 Gen 2x2 support 1 x USB 3.2 Gen 1 header 2 x USB 2.0/1.1 headers
Other Connectors	1 x PCIe power connector 1 x CPU fan header 1 x CPU fan/water cooling pump header 4 x system fan headers 2 x system fan/water cooling pump headers 3 x addressable RGB Gen2 LED strip headers 1 x RGB LED strip header 3 x M.2 Socket 3 connectors 4 x SATA 6Gb/s connectors 1 x front panel header 1 x front panel audio header 1 x Trusted Platform Module header (For the GC-TPM2.0 SPI V2 module only) 1 x HDMI port (Note) 1 x Clear CMOS jumper 2 x temperature sensor headers 1 x power button (PWR) 1 x reset button (RESET) 1 x Clear CMOS button (CMOS) 1 x Cold Reset button (RTY) 1 x CPU Clock up button (ECLK+) 1 x CPU Clock down button (ECLK-) 1 x BIOS switch (BIOS_SW) 1 x OC Trigger switch (TGR_SW) Voltage Measurement Points

Physical Spec
Form Factor	Extended ATX
Dimensions (W x L)	12.0" x 10.8"
Power Pin	1 x 24-pin ATX main power connector 2 x 8-pin ATX 12V power connectors

Software Feature
BIOS Feature	2 x 512 Mbit flash Use of licensed AMI UEFI BIOS Support for DualBIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0

Additional Information
First Listed on Newegg	August 11, 2026

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Item#: N82E16813145625

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GIGABYTE X870 AORUS INFINITY AM5 AMD X870 Extended ATX Motherboard

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Warranty, Returns, And Additional Information

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