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  6. Item#: 9SIVU77M5X0268

  • $559.99
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    MSI X299 PRO 10G LGA 2066 Intel X299 SATA 6Gb/s ATX Intel Motherboard

    • Item #: 9SIVU77M5X0268
    • Mfr. Part #: X299 PRO 10G
    • UNSPSC: 43201513
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    • Intel X299
    • Supports Intel Core X-series 10000/9000/78xx (above) processors for socket LGA2066
    • Supports DDR4 4200+(OC)/ 4000(OC)/ 3800 (OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3300(OC)/ 3200(OC)/ 3000(OC)/ 2933/ 2666/ 2400/ 2133 MHz
    +
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    Specs
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    Learn more about the MSI X299 PRO 10G

    Model
    Brand MSI
    Model X299 PRO 10G
    Supported CPU
    CPU Socket Type LGA 2066
    CPU Type Supports Intel Core X-series 10000/9000/78xx (above) processors for socket LGA2066
    Chipsets
    Chipset Intel X299
    Memory
    Number of Memory Slots 8x288pin (DDR4)
    Memory Standard Supports DDR4 4200+(OC)/ 4000(OC)/ 3800 (OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3300(OC)/ 3200(OC)/ 3000(OC)/ 2933/ 2666/ 2400/ 2133 MHz
    Maximum Memory Supported 256GB
    Channel Supported Quad Channel
    Expansion Slots
    PCI Express 3.0 x16 4 x PCIe 3.0 x16 slots
    Support x16/x8/x16/x8 mode with the 48-lane CPU.
    Support x16/x4/x16/x8 mode with the 44-lane CPU.
    Support x16/x4/x8/x0 mode with the 28-lane CPU.
    Storage Devices
    Serial ATA (SATA) 6 x SATA 6Gb/s ports
    * The SATA1 connector will be unavailable when a SATA M.2 SSD has been installed in the M2_1 slot.
    M.2 2 x M.2 slot (Key M)
    Support up to PCIe 3.0 x4 and SATA 6Gb/s, 2242/2260/2280/22110 storage devices*/**

    * The M2_2 default setting is CPU lane. However, when a PCIe expansion card is installed in the PCI_E2 slot, the M2_2 will be automatically switched to PCH lane.
    ** The SATA2 connector will be unavailable when M2_2 uses PCH lanes and a M.2 SATA SSD is installed in the M2_2 slot.
    Intel Optane Ready Yes
    * M2_2 supports Intel Optane Memory by switching to PCH lanes.
    SATA RAID 0/1/5/10
    Onboard Audio
    Audio Chipset Realtek ALC1220
    Audio Channels 7.1-Channel High Definition Audio
    Supports S/PDIF output
    Onboard LAN
    Second LAN Chipset 1 x Intel I219-V Gigabit LAN controller1
    1 x Realtek RTL8125-CG 2.5G LAN controller
    1 x Aquantia AQC107 10-Gigabit LAN card
    * I219 LAN doesn't support G3 to S5 Wake
    Max LAN Speed 10Gbps + 10/100/1000/2500Mbps + 10/100/1000Mbps
    Rear Panel Ports
    Back I/O Ports 1 x Optical S/PDIF Out / 1 x PS/2 Keyboard/Mouse Combo / 1 x USB 3.2 Gen 2x2 Type-C / 2 x LAN (RJ45) / 4 x USB 2.0/1.1 / 4 x USB 3.2 Gen 1 Type-A / 5 x Audio Jacks
    Internal I/O Connectors
    Onboard USB 2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
    2 x USB 3.2 Gen1 connectors (supports additional 4 USB 3.2 Gen1 ports)
    1 x USB 3.2 Gen2 Type-C port
    Other Connectors 1 x 4-pin CPU fan connector
    1 x 4-pin Water Pump connector
    4 x 4-pin system fan connectors
    1 x Front panel audio connector
    2 x System panel connectors
    1 x TPM module connector
    1 x Chassis Intrusion connector
    1 x Virtual RAID on CPU connector
    1 x Thunderbolt Add-on Card Connector
    Physical Spec
    Form Factor ATX
    Dimensions (W x L) 12.0" x 9.6"
    Power Pin 1 x 24-pin ATX main power connector
    2 x 8-pin ATX 12V power connectors
    Features
    Features Supports Intel Core X-series Processors 10000/9000/78xx (above) series for LGA2066 Socket.

    Supports DDR4 Memory, up to 4200+(OC) MHz.

    Lightning USB 20G: Powered by ASMedia ASM3242 USB 3.2 Gen2x2 controller, offers the fastest USB speeds with stability.

    Twin Turbo M.2: Running at PCI-E Gen3 x4 maximizes performance for NVMe based SSDs.

    M.2 XPANDER-Z: Offers two extra M.2 slots to increase your storage capacity at maximum speed.

    Set Core Power Free: Core Boost, 2x8-pin CPU power connector, Core Boost, DDR4 Boost.

    Extended Heatsink Design: MSI extended PWM and enhanced circuit design ensures even high-end processors to run in full speed.

    Dual LAN onboard: Premium network solution included 1 x 2.5G LAN for professional and multimedia use. Delivers a secure, stable and fast network connection.

    10G Super LAN card: Next level network speed, secure networking with fastest data throughput to improve efficiency.

    Audio Boost 4: Reward your ears with studio grade sound quality.

    Multi-GPU: With Steel armor PCI-E slots. Supports 3-Way SLI / Crossfire.
    Additional Information
    First Listed on Newegg September 03, 2026

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    Warranty, Returns, And Additional Information

    Warranty

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