SuperMicro X10SDV-4C-TLN2F Server Motherboard, Mini-ITX, Xeon D-1521 & I/O shield. THIS BOARD COMES WITH ACTIVE 1U FAN. YOU NEED A 1U OR ITX CASE TO USE THIS BOARD. Intel® Xeon® processor D-1521, Single socket FCBGA 1667; 4-Core, 8 Threads, 45W. Up to 128GB ECC RDIMM DDR4 2133MHz or 64GB ECC/non-ECC UDIMM in 4 sockets. 1 PCI-E 3.0 x16, M. 2 PCI-E 3.0 x4 (SATA support), M Key 2242/2280. 2 10GbE LAN ports. 6 SATA3 (6Gbps) ports via SoC. 2 USB 3.0 ports (rear) 4 USB 2.0 ports (via headers). 1 SuperDOM, 1 COM, TPM header, GPIO and SMbus headers. 12V DC Input and ATX Power Source. 6.7″ x 6.7″ (17.02cm x 17.02cm). Intel® Xeon® Processor D-1521. Single Socket FCBGA1667 supported, CPU TDP support 45W. 4 cores, 8 threads / 6MB cache. Up to 128GB Registered ECC RDIMM, DDR4-2133MHz. Up to 64GB Unbuffered ECC/non-ECC UDIMM, DDR4-2133MHz, in 4 DIMM slots. 2133/1866/1600MHz ECC DDR4 ECC RDIMM and ECC/Non-ECC UDIMM. 4GB, 8GB, 16GB, 32GB. Detects double-bit errors (using ECC memory). SoC controller for 6 SATA3 (6 Gbps) ports; RAID 0,1,5,10. Support for Intelligent Platform Management Interface v. IPMI 2.0 with virtual media over LAN and KVM-over-LAN support. Dual LAN with 10Gbase-T Dual LAN with SoC Single LAN with Supports 10Base-T, 100BASE-TX, and 1000BASE-T, RJ45 output Single LAN with 1 Realtek RTL8211E PHY (dedicated IPMI). 6 SATA3 (6Gbps) port. 2 RJ45 10GBase-T ports. 1 RJ45 Dedicated IPMI LAN port. 4 USB 2.0 ports (4 headers, Type A). 2 USB 3.0 ports (2 rear). Serial Port / Header. 1 COM Port (1 header). 1 PCI-E 3.0 x16. 2 M-Key SATA/PCI-E 3.0 x4, 2242/2280. 128Mb SPI Flash with AMI BIOS. Hardware BIOS Virus protection. RTC (Real Time Clock) Wakeup. Intel® Node Manager, IPMI (Intelligent Platform Management Interface) v2.0 with KVM support, IPMI2.0, KVM with dedicated LAN, NMI, SUM, SuperDoctor® 5, Watchdog. CPU Fan auto-off in sleep mode. Power-on mode for AC power recovery. +1.8V, +12V, +3.3V, +5V, Chassis intrusion header, HT, Memory, Memory Voltages, Monitors for CPU Cores, Supports system management utility, System level control, System temperature. 4x 4-pin fan headers (up to 4 fans), 4 fans with tachometer monitoring, Dual Cooling Zone, Fan speed control, Low noise fan speed control, Overheat LED indication, Pulse Width Modulated (PWM) fan connectors, PWM fan speed control, System level control, Thermal control tachometer fan connectors. Monitoring for CPU and chassis environment, CPU thermal trip support, Thermal Monitor 2 (TM2) support, PECI. CPU / System Overheat LED. 12V DC or ATX Power Source, 4-pin 12v DC power connector, ACPI power management, ATX Power connector, Chassis intrusion detection, Chassis intrusion header, Control of power-on for recovery from AC power loss, CPU thermal trip support for processor protection, Dual Cooling Zones, Hyper-Speed Technology hardware acceleration, M. 2 NGFF connector, Node Manager Support, RoHS, SDDC, System level control, UID, WOL. 0°C 60°C (32°F 140°F).