Asrock EC266D4U motherboard Intel C266 LGA 1700 micro ATX

Compatible processor series: Intel® Xeon® Processor socket: LGA 1700 Supported processor sockets: LGA 1700 Processor manufacturer: Intel On-board graphics card model: Aspeed AST2600 PC health monitoring: Fan Motherboard chipset family: Intel Motherboard chipset: Intel C266 Motherboard form factor: micro ATX Memory voltage: 1.1 V Maximum internal memory: 32 GB Number of memory slots: 4 Supported memory types: DDR5-SDRAM ECC сompatibility: ECC Supported memory clock speed (max): 4400 MHz Storage temperature (T-T): -40 - 70 °C Operating temperature (T-T): 10 - 35 °C Storage relative humidity (H-H): 20 - 90% Width: 244 mm Depth: 244 mm USB 3.2 Gen 1 (3.1 Gen 1) connectors: 2 Number of SATA III connectors: 8 USB 2.0 connectors: 3 TPM connector: Yes Peripheral (Molex) power connectors (4-pin): 1 ATX Power connector (24-pin): Yes ACPI version: 6.4 BIOS type: AMI BIOS memory size: 256 Mbit System Management BIOS (SMBIOS) version: 2.8 USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity: 2 Ethernet LAN (RJ-45) ports: 2 VGA (D-Sub) ports quantity: 1 Serial ports quantity: 1 PCI Express OCuLink connectors (NVMe support): 3 Number of M.2 (M) slots: 1 PCI Express x16 (Gen 5.x) slots: 1 PCI Express x4 (Gen 4.x) slots: 1 PCI Express x1 (Gen 4.x) slots: 1 Compatible operating systems: Microsoft® Windows: - Windows® Server 2022 - Azure Stack HCI Linux: - RHEL 8.5 - SLES 15 SP3 - Ubuntu 21.04 LTS Hypervisor: - VMware ESXi 8.0 u1 - Linux KVM (Linux OSes) - Hyper-V (Windows® Server)