Asus STRIX X99 Manual page 11

STRIX X99 GAMING specifications summary
Back I/O Ports
Internal I/O Ports
1 x USB BIOS Flashback button
1 x PS/2 keyboard/mouse combo port
4 x USB 2.0 ports
4 x USB 3.0 ports [blue]
2 x USB 3.1 ports (1 x Type-A [red] and 1 x Type-C ports)
1 x Anti-surge LAN (RJ45) port
1 x ASUS Wi-Fi GO! module (Wi-Fi 802.11 a/b/g/n/ac and
Bluetooth v4.1)
5 x Audio jacks
2 x USB 3.0 connectors support additional 4 USB 3.0 ports
2 x USB 2.0 connectors support additional 4 USB 2.0 ports (one
connector via ROG_EXT header)
1 x SATA Express connector (compatible with 2 x SATA 6Gb/s
ports)
8 x SATA 6.0 Gb/s connectors
1 x ROG extension (ROG_EXT) header
1 x 4-pin Water pump connector
1 x 4-pin H_AMP fan connector
1 x 4-pin CPU fan connector
1 x 4-pin CPU_OPT fan connector
2 x 4-pin Chassis fan connectors
1 x 5-pin Extension fan connector
1 x 24-pin EATX power connector
1 x 8-pin EATX 12V power connector
1 x 4-pin EATX 12V power connector
1 x Power-on button
1 x Reset button
1 x MemOK! button
1 x M.2 Socket 3 for M Key, type 2242/2260/2280/22110 storage
devices support (supports PCIE SSD only)
1 x U.2 port (supports PCIe 3.0 x4 NVM Express storage)
1 x 5-pin Thunderbolt header for ASUS ThunderboltEX III series
support
1 x Front panel audio connector (AAFP)
1 x COM connector
1 x RGB header
1 x TPM connector
1 x System panel connector
1 x Thermal sensor connector
1 x CPU OverVoltage (OV) header
1 x DirectKey (DRCT) connector
1 x 2-pin Clear CMOS jumper
1 x XMP switch
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