GIGABYTE factory refurbished unit, comes with SATA cable, I/O shield, and Wi-Fi antenna only, repacked with GIGABYTE service white box. Z690 AORUS ELITE AX. LGA 1700 Dedicated LGA1700 mounting bracket is required. Supports 13th / 12th Gen Intel Core, Pentium Gold, Celeron Processors. Supported only by CPU with integrated graphic. Number of Memory Slots. DDR5 6000(OC) / 5800(OC) / 5600(OC) / 5400(OC) / 5200(OC) / 4800 / 4000. PCI Express 5.0 x16. 1 x PCI Express 5.0 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. PCI Express 3.0 x16. 2 x PCI Express 3.0 x16, running at x4 (PCIEX4_1, PCIEX4_2). 6 x SATA 6Gb/s. CPU: 1 x M. 2 connector (Socket 3, M key, type 2260/2280/22110 PCIe 4.0 x4/x2 SSD support) (M2A_CPU) Chipset: 1 x M. 2 connector (Socket 3, M key, type 2260/2280/22110 SATA and PCIe 4.0 x4/x2 SSD support) (M2M_SB) 2 x M. 2 connectors (Socket 3, M key, type 2260/2280/22110 PCIe 4.0 x4/x2 SSD support) (M2Q_SB/M2P_SB). Yes System acceleration with Intel Optane Memory can only be enabled on the M. 2 connectors supported by the Chipset. Realtek ALC1220-VB CODEC The back panel line out jack supports DSD audio. 2-channel analog output 7.1-channel digital signals Actual output of digital signals may vary depending on the playback content and software used, and an external DAC is required. Realtek 2.5GbE LAN chip. Intel Wi-Fi 6 AX201 WIFI a/b/g/n/ac/ax. 1 x USB Type-C port, with USB 3.2 Gen 2×2 support 2 x USB 3.2 Gen 2 Type-A ports (red) 3 x USB 3.2 Gen 1 ports 4 x USB 2.0/1.1 ports 2 x SMA antenna connectors (2T2R) 1 x HDMI port 1 x DisplayPort 1 x RJ-45 port 1 x optical S/PDIF Out connector 2 x audio jacks. 1 x USB Type-C header, with USB 3.2 Gen 2 support 1 x USB 3.2 Gen 1 header 2 x USB 2.0/1.1 headers. Dimensions (W x L). 12.0″ x 9.6″. 1 x 24-pin ATX main power connector 1 x 8-pin ATX 12V power connector 1 x 4-pin ATX 12V power connector. Multi-Graphics Technology: Support for AMD Quad-GPU CrossFire and 2-Way AMD CrossFire technologies I/O Controller: iTE I/O Controller Chip H/W Monitoring: Voltage detection Temperature detection Fan speed detection Water cooling flow rate detection Fan fail warning Fan speed control Whether the fan (pump) speed control function is supported will depend on the fan (pump) you install. BIOS: 1 x 256 Mbit flash Use of licensed AMI UEFI BIOS PnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0 Unique Features: Support for APP Center Available applications in APP Center may vary by motherboard model. Supported functions of each application may also vary depending on motherboard specifications.