Product SKU C9X299-PGF C9X299-PGRF (without Audio ports)
Form Factor ATX
Dimensions 12" x 9.6", (30.48cm x 24.4 cm)
Processor Support Intel® Core™ X-Series Processor Family (LGA-2066)
Memory Capacity 8x 288-pin DDR4 DIMM slots* Supports up to 128GB DDR4 Non-ECC Un-Buffered memory (UDIMM) in 8 DIMM slots
Memory Type 2666/2400/2133/1866/1600MHz Non-ECC DDR4 SDRAM 72-bit 288-pin UDIMM
DIMM Sizes 16GB, 8GB, 4GB
Memory Voltage 1.2V
Chipset Intel® X299 Chipset
On-Board SATA 6x SATA3 ports (RAID 0, 1, 5, 10)
On-Board Audio RealTek ALC1220 High Definition Audio
Network Controllers 1x 1GB LAN (Intel® i210AT) 1x 5Gb LAN Port (Aquantia AQC 108)
Input/Output SATA 6x SATA3 (6Gbps) ports
LAN 1x RJ45 Gigabit Ethernet LAN port 1x RJ45 5Gb Ethernet LAN port
USB 4x USB 3.1 ports (1 Type C, 3 Type A) 4x USB 3.0 ports (2 rear, 2 via headers) 4x USB 2.0 ports (4 via headers)
Input/Output Audio 7.1 HD Jacks Optical S/PDIF out
Keyboard/Mouse PS/2 connector for mouse and keyboard
Serial Port / Header 1x COM port (header)
Temperature Monitoring for CPU and chassis environment CPU thermal trip support FC temperature sensing logic Thermal Monitor 2 (TM2) support PECI
PCI-Express 44-Lane CPU: 4x PCIe 3.0 x16 (8/NA/16/16) or (8/8/8/16) 1x PCIe 3.0 x1 in x4 slot 28-Lane CPU: 4x PCIe 3.0 x16 (NA/4/8/16) 1x PCIe 3.0 x1 in x4 slot 16-Lane CPU: 4x PCIe 3.0 x16 (NA/4/4/8) 1x PCIe 3.0 x1 in x4 slot2x U.2 PCIe 3.0 x4** 2x M.2 PCIe 3.0x4 1x 2280, 1x 2280/22110 (Raid 0,1) (M-Key for SSD and Optane)
BIOS Type 128Mb SPI Flash EEPROM with AMI BIOS
BIOS Features DMI (SMBIOS) 3.0 ACPI 6.0 USB Keyboard support
Software SuperDoctor® V Watch Dog SUPERO Booster
Power Configurations ACPI Power Management Keyboard Wakeup from Soft-Off CPU Fan auto-off in sleep mode Power-on mode for AC power recovery
Voltage +12V, +3.3V, +5V, 1.05 (PCH), 1.2V (VDIMM), 3.3V standby, Chassis intrusion header, Monitors CPU voltages, VBAT
FAN Total of 5 fan headers supporting up to 5 fans 5 fans with tachometer status monitoring Status monitor for speed control Status monitor for on/off control Low noise fan speed control Pulse Width Modulated (PWM) fan connectors
LED CPU / System Overheat LED Suspend static indicator LED
Other Features Chassis intrusion detection Chassis intrusion header RoHS
IPMI ASPEED AST2500
Notes *only 4 DIMM slots are usable on 16-Lane CPUs **44-Lane CPUs: U.2 #1 shares with PCIe Slot#1 and U.2 #2 uses dedicated x4 Lane from CPU. 28-Lane CPUs: U.2 #1 N/A; U.2 #2 shares with PCIe Slot#3 16-Lane CPUs: U.2 #1 N/A; U.2 #2 shares with PCIe Slot#3