Item
Condition: Light use, accessories include I/O Shield, SLI Bridge, 2x SATA Cable, Manual, Driver CD.
| Brand | MSI |
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| Model | X299 TOMAHAWK AC |
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Supported CPU| CPU Socket Type | LGA 2066 |
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| CPU Type | Core X series (LGA2066) |
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Chipsets| Chipset | Intel X299 |
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Onboard Video| Onboard Video Chipset | Supported only by CPU with integrated graphic |
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Memory| Number of Memory Slots | 8x288pin (DDR4) |
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| Memory Standard | DDR4 4266+(OC)/ 4133(OC)/ 4000(OC)/ 3866 (OC)/ 3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/ 3300(OC)/ 3200(OC)/ 3000(OC)/ 2800(OC)/ 2666/ 2400/ 2133 |
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| Maximum Memory Supported | 128GB |
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| Channel Supported | Quad channel memory architecture with the CPU that supports up to 4-channels DDR4**
Dual channel memory architecture with the CPU that supports up to 2-channels DDR4**
** Please refer the DIMM Slots section for more details. |
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Expansion Slots| PCI Express 3.0 x16 | 4 x PCIe 3.0 x16 slots
- Support x16/ x4*/ x16/ x8 mode with the 44-lane CPU.
- Support x16/ x4*/ x8/ x4 modes with the 28-lane CPU.
- Support x8/ x4*/ x8/ x0, x8/ x4*/ x4/ x4 modes with the 16-lane CPU. |
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| PCI Express x1 | 2 x PCI Express x1 |
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Storage Devices| SATA 6Gb/s | 8 x SATA 6Gb/s ports* |
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| M.2 | 2 x M.2 slots (Key M)*
- Supports up to PCIe 3.0 x4 and SATA 6Gb/s
- M2_1 slot supports 2242/ 2260/ 2280 storage devices
- M2_2 slot supports 2242/ 2260/ 2280/ 22110 storage devices
- Intel Optane Memory Ready
1 x U.2 port *
- Supports PCIe 3.0 x4 NVMe storage
* PCI_E3 slot, M.2 slots, U.2 port and SATA ports share the same bandwidth. Please refer to manual for PCI_E3/ U.2/ M.2/ SATA Combination table. |
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| SATA RAID | 0/1/5/10 |
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Onboard Audio| Audio Chipset | Realtek ALC1220 |
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| Audio Channels | 7.1 Channels |
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Onboard LAN| LAN Chipset | Intel I219-V |
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| Max LAN Speed | 1Gbps |
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Rear Panel Ports| PS/2 | 1 x PS/2 keyboard/mouse port |
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| RJ45 | 1 x RJ45 |
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| USB 3.1 | 4 x USB 3.1 Gen1 Type-A ports
1 x USB 3.1 Gen2 Type-A port
1 x USB 3.1 Gen2 Type-C port |
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| USB 1.1/2.0 | 3 x USB 2.0 Type-A ports |
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| S/PDIF Out | 1 x Optical |
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| Audio Ports | 5 Ports |
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Internal I/O Connectors| Onboard USB | 2 x USB 2.0 connectors (supports additional 4 USB 2.0 ports)
2 x USB 3.1 Gen1 connectors (supports additional 4 USB 3.1 Gen1 ports)
1 x USB 3.1 Gen2 Type-C port |
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| 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 Front panel connectors
1 x TPM module connector
1 x Chassis Intrusion connector
1 x Clear CMOS jumper
1 x Power button
1 x Reset button
1 x Multi-BIOS switch
1 x RGB LED connector
1 x Virtual RAID on CPU connector
1 x Thunderbolt Add-on Card Connector |
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Physical Spec| Form Factor | ATX |
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| Dimensions (W x L) | 12.0" x 9.6" |
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| Power Pin | 1 x 24-pin ATX main power connector
1 x 8-pin ATX 12V power connector
1 x 4-pin ATX 12V power connector |
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