Mainboard Gigabyte Z790 UD​

4 x DDR DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memory

1 x PCI Express x16 slot, supporting PCIe 5.0 and running at x16 (PCIEX16)
* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.

Chipset:

1 x PCI Express x16 slot, supporting PCIe 4.0 and running at x4 (PCIEX4)

1 x PCI Express x16 slot, supporting PCIe 3.0 and running at x1 (PCIEX1_4)

2 x PCI Express x1 slots, supporting PCIe 3.0 and running at x1 (PCIEX1_2, PCIEX1_3)

1 x M.2 connector (Socket 3, M key, type 22110/2280 PCIe 4.0 x4/x2 SSD support) (M2A_CPU)

Chipset:

2 x M.2 connectors (Socket 3, M key, type 2280 PCIe 4.0 x4/x2 SSD support) (M2Q_SB, M2P_SB)

6 x SATA 6Gb/s connectors

2 x 8-pin ATX 12V power connectors

1 x CPU fan header

1 x water cooling CPU fan header

3 x system fan headers

1 x system fan/water cooling pump header

2 x addressable LED strip headers

2 x RGB LED strip headers

3 x M.2 Socket 3 connectors

6 x SATA 6Gb/s connectors

1 x front panel header

1 x front panel audio header

1 x S/PDIF Out header

1 x USB Type-C^® header, with USB 3.2 Gen 1 support

1 x USB 3.2 Gen 1 header

2 x USB 2.0/1.1 headers

1 x serial port header

2 x Thunderbolt™ add-in card connectors

1 x Trusted Platform Module header (For the GC-TPM2.0 SPI/GC-TPM2.0 SPI 2.0 module only)

1 x reset button

1 x Q-Flash Plus button

1 x reset jumper

1 x Clear CMOS jumper

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

1 x HDMI 2.0 port

1 x DisplayPort

1 x RJ-45 port

3 x audio jacks