User Manual
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... software might be updated, the content of the motherboard and step-by-step installation guides. ASRock website http://www.asrock.com. 1.1 Package Contents • ASRock X299 Steel Legend Motherboard (ATX Form Factor) • ASRock X299 Steel Legend Quick Installation Guide • ASRock X299 Steel Legend Support CD • 1 x I/O Panel Shield • 1 x ASRock SLI_HB_Bridge_2S Card (Optional) • 4 x Serial ATA (SATA) Data Cables (Optional) • 3 x Screws for M.2 Sockets...
... software might be updated, the content of the motherboard and step-by-step installation guides. ASRock website http://www.asrock.com. 1.1 Package Contents • ASRock X299 Steel Legend Motherboard (ATX Form Factor) • ASRock X299 Steel Legend Quick Installation Guide • ASRock X299 Steel Legend Support CD • 1 x I/O Panel Shield • 1 x ASRock SLI_HB_Bridge_2S Card (Optional) • 4 x Serial ATA (SATA) Data Cables (Optional) • 3 x Screws for M.2 Sockets...
User Manual
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... and 3-Way SLITM are only supported with CPU with 48 lanes or 44 lanes. 1.2 Specifications Platform CPU • ATX Form Factor • Supports Intel® CoreTM X-Series Processor Family for the LGA 2066 Socket (Cascade Lake-X, Skylake ...design • 11 Power Phase design • Supports Intel® Turbo Boost Max Technology 3.0 Chipset • Intel® X299 Memory • Quad Channel DDR4 Memory Technology • 8 x DDR4 DIMM Slots • Supports DDR4 4200+(OC)*/4000(...type. * Please refer to Memory Support List on ASRock's website for more information. (http://www...
... and 3-Way SLITM are only supported with CPU with 48 lanes or 44 lanes. 1.2 Specifications Platform CPU • ATX Form Factor • Supports Intel® CoreTM X-Series Processor Family for the LGA 2066 Socket (Cascade Lake-X, Skylake ...design • 11 Power Phase design • Supports Intel® Turbo Boost Max Technology 3.0 Chipset • Intel® X299 Memory • Quad Channel DDR4 Memory Technology • 8 x DDR4 DIMM Slots • Supports DDR4 4200+(OC)*/4000(...type. * Please refer to Memory Support List on ASRock's website for more information. (http://www...
User Manual
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X299 Steel Legend * CPU_FAN2/WP, CHA_FAN1~5/WP can auto detect if 3-pin or 4-pin fan is in use. • 1 x 24 pin ATX Power Connector (Hi-Density Power Connector) • 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector) • 1 x Front Panel Audio Connector (15μ Gold Audio Connector) ...
X299 Steel Legend * CPU_FAN2/WP, CHA_FAN1~5/WP can auto detect if 3-pin or 4-pin fan is in use. • 1 x 24 pin ATX Power Connector (Hi-Density Power Connector) • 2 x 8 pin 12V Power Connectors (Hi-Density Power Connector) • 1 x Front Panel Audio Connector (15μ Gold Audio Connector) ...
User Manual
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No. Description 1 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 2 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) 3 ATX 12V Power Connector (ATX12V1) 4 ATX 12V Power Connector (ATX12V2) 5 CPU Fan Connector (CPU_FAN1) 6 2 x 288-pin DDR4 DIMM Slots (DDR4_C2, DDR4_D2) 7 2 x 288-pin DDR4 DIMM Slots (...) 8 CPU / Waterpump Fan Connector (CPU_FAN2/WP) 9 RGB LED Header (RGB_HEADER2) 10 Addressable LED Header (ADDR_LED2) 11 Post Status Checker (PSC) 12 ATX Power Connector (ATXPWR1) 13 Front Panel Type C USB 3.2 Gen2 Header (F_USB_3_TC1) 14 Virtual RAID On CPU Header (VROC1) 15 USB 3.2 Gen1 Header (...
No. Description 1 2 x 288-pin DDR4 DIMM Slots (DDR4_A1, DDR4_B1) 2 2 x 288-pin DDR4 DIMM Slots (DDR4_A2, DDR4_B2) 3 ATX 12V Power Connector (ATX12V1) 4 ATX 12V Power Connector (ATX12V2) 5 CPU Fan Connector (CPU_FAN1) 6 2 x 288-pin DDR4 DIMM Slots (DDR4_C2, DDR4_D2) 7 2 x 288-pin DDR4 DIMM Slots (...) 8 CPU / Waterpump Fan Connector (CPU_FAN2/WP) 9 RGB LED Header (RGB_HEADER2) 10 Addressable LED Header (ADDR_LED2) 11 Post Status Checker (PSC) 12 ATX Power Connector (ATXPWR1) 13 Front Panel Type C USB 3.2 Gen2 Header (F_USB_3_TC1) 14 Virtual RAID On CPU Header (VROC1) 15 USB 3.2 Gen1 Header (...
User Manual
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... physical injuries and damages to motherboard components. • In order to avoid damage from static electricity to the chassis, please do not overtighten the screws! X299 Steel Legend Chapter 2 Installation This is an ATX form factor motherboard.
... physical injuries and damages to motherboard components. • In order to avoid damage from static electricity to the chassis, please do not overtighten the screws! X299 Steel Legend Chapter 2 Installation This is an ATX form factor motherboard.
User Manual
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...34 FAN_SPEED_CONTROL CPU_FAN_SPEED FAN_VOLTAGE GND 1 2 34 12 24 1 13 This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. To use a 20-pin ATX power supply, please plug it to Pin 1-3. If you plan to connect a 3-Pin CPU water cooler fan, please connect it to Pin 1-3. This motherboard provides... a 24-pin ATX power connector. If you plan to connect a 3-Pin CPU fan, please connect it along Pin 1 and Pin 13. This motherboard provides a 4-Pin ...
...34 FAN_SPEED_CONTROL CPU_FAN_SPEED FAN_VOLTAGE GND 1 2 34 12 24 1 13 This motherboard provides a 4-Pin CPU fan (Quiet Fan) connector. To use a 20-pin ATX power supply, please plug it to Pin 1-3. If you plan to connect a 3-Pin CPU water cooler fan, please connect it to Pin 1-3. This motherboard provides... a 24-pin ATX power connector. If you plan to connect a 3-Pin CPU fan, please connect it along Pin 1 and Pin 13. This motherboard provides a 4-Pin ...
User Manual
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To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. *Warning: Please make sure that the power cable connected is for the CPU and not the ... not plug the PCIe power cable to this 1 connector via the GPIO cable. *Please install the Thunderbolt™ AIC card to this connector. English 25 X299 Steel Legend ATX 12V Power 8 5 Connectors (8-pin ATX12V1) 4 1 (see p.7, No. 3) (8-pin ATX12V2) (see p.7, No. 21) SPI_DQ3 +3.3V Dummy CLK SPI_MOSI RST# TPM_PIRQ 1 SPI_TPM_CS# GND RSMRST# SPI_MISO SPI_CS0 SPI_DQ2...
To use a 4-pin ATX power supply, please plug it along Pin 1 and Pin 5. *Warning: Please make sure that the power cable connected is for the CPU and not the ... not plug the PCIe power cable to this 1 connector via the GPIO cable. *Please install the Thunderbolt™ AIC card to this connector. English 25 X299 Steel Legend ATX 12V Power 8 5 Connectors (8-pin ATX12V1) 4 1 (see p.7, No. 3) (8-pin ATX12V2) (see p.7, No. 21) SPI_DQ3 +3.3V Dummy CLK SPI_MOSI RST# TPM_PIRQ 1 SPI_TPM_CS# GND RSMRST# SPI_MISO SPI_CS0 SPI_DQ2...