Physical Stats Form Factor: ATX Processor/Cache CPU: - Intel Xeon Processor Skylake-W , Intel Xeon Processor W Family. - Single Socket R4 (LGA 2066) supported, CPU TDP support Up to 140W System Memory Memory Capacity: Up to 256GB Registered ECC RDIMM, DDR4-2666MHz, Up to 512GB Registered ECC LRDIMM, in 8 DIMM slots Memory Type: 2666/2400/2133/1866/1600MHz ECC DDR4 SDRAM 72-bit 288-pin RDIMM/LRDIMM DIMM Sizes: 4GB, 8GB, 16GB, 32GB, 64GB Memory Voltage: 1.2V On-Board Devices Chipset: Intel C422 SATA: - Intel C422 controller for 6 SATA3 (6 Gbps) ports RAID 0,1,5,10 - iRST enabled, only SATA2 to SATA5 support RAID. Network Controllers: - Single LAN with Intel PHY I219LM LAN controller - Single LAN with Aquantia 5G LAN chip AQC108 Audio: ALC 1220 7.1 HD Audio Input / Output USB: - 6 USB 2.0 ports (2 rear + 4 headers), - 6 USB 3.0 ports (4 rear + 2 headers), - 2 USB 3.1 ports ( + 2 Type A) Serial Port / Header: 1 COM Port (1 header) TPM: 1 TPM Header Expansion Slots PCI-E: - 3 PCI-E 3.0 x16, - 1 PCI-E 3.0 x4 - 3xPCI-E3.0 x16 Slots(8/16/16 (Skylake-W 48 lanes), 1xPCI-E3.0x4 slots M.2: - M.2 Interface: 2 PCI-E 3.0 x4 - Form Factor: 22110 - Key: M-Key (RAID 0,1 support) - M-Key for SSD and Optane(up to Intel POR). Intel VROC licence kit is needed to enable RAID. System BIOS BIOS Type: UEFI 256Mb Management Software: AMT, SuperDoctor 5, Watchdog PC Health Monitoring Voltage: +1.8V, +12V, +3.3V, +5V, +5V standby, 1.05 (PCH), 1.2V (VDIMM), 3.3V standby, 5 (4-pin), Chassis intrusion header, Monitors CPU voltages, Monitors for CPU Cores, System temperature, VBAT FAN: 5x 4-pin fan headers (up to 5 fans), Fan speed control, Overheat LED indication, PWM fan speed control Temperature: CPU thermal trip support, Monitoring for CPU and chassis environment, PECI, Support to monitor Supermicro AOC temperatures from IPMI or SD 5 LED: CPU / System Overheat LED Other Features: 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, Intel Smart Response Technology, RoHS, Voltage and Frequency Overclocking, WOL Operating Environment Operating Temperature Range: 0oC to 50oC (32oF to 122oF) Non-Operating Temperature Range: -20oC to 60oC (-4oF to 140oF) Operating Relative Humidity Range: 10% to 85% (non-condensing) Non-Operating Relative Humidity Range: 10% to 95% (non-condensing) Item Dimension ( L inch x W inch x H inch) NA Weight 5.00 lb Warranty Information 30 days cross ship, 1 year parts, 3 years labor