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Main image of ASUS TUF X299 MARK 2 ATX Motherboard, LGA2066 Socket Intel X299 Chipset DDR4 Mainboard, Dual M.2 SATA III PCI-E 3.0 X16 USB 3.1 Gen2, Support Intel Core i9 i7 X-Series Processors, 100% Fully Tested fo

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ASUS TUF X299 MARK 2 ATX Motherboard, LGA2066 Socket Intel X299 Chipset DDR4 Mainboard, Dual M.2 SATA III PCI-E 3.0 X16 USB 3.1 Gen2, Support Intel Core i9 i7 X-Series Processors, 100% Fully Tested fo

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OEM ATX motherboard model TUF X299 MARK 2 with Intel X299 chipset
LGA2066 socket, compatible with Intel Core i9 and i7 X-series processors
8 x DDR4 DIMM slots, quad-channel architecture, max support 128GB DDR4 memory
Dual M.2 slots up to 32Gbps, support NVMe PCIe and SATA mode, Intel Optane ready
6 x SATA III 6Gb/s ports for HDD and SSD storage
PCI-E 3.0 X16 slots, support 3-Way SLI and CrossFire multi-GPU setup
Built-in USB 3.1 Gen2 10Gbps ports, plus USB 3.1 Gen1 and USB 2.0
Military-grade TUF components, 7+1 phase digital power design for heavy overclocking
Thermal Armor heatsink and Thermal Radar 3 temperature monitoring system
Onboard Intel Gigabit LAN, Realtek S1220A audio codec, Aura Sync RGB lighting
Each motherboard passes power-on, memory, graphics and long-duration burn-in test before shipment
Fix boot failure, unstable overclock, storage and peripheral recognition faults

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Description This TUF X299 MARK 2 is ASUS durable ATX mainboard built for high-end gaming, rendering and overclocking platforms. It uses the X299 chipset and LGA2066 socket for Intel Core X CPUs. Every unit is inspected for clean power rails, stable memory overclock and intact expansion slots. It is a reliable spare part for high-performance workstation and gaming system rebuild.

Specifications

Model: TUF X299 MARK 2
Form Factor: ATX
Chipset: Intel X299
CPU Socket: LGA2066
Supported CPU: Intel Core i9, i7 X-Series Processors
Memory Type: DDR4 Non-ECC, Quad Channel
Memory Slots: 8 DIMM Slots
Max Memory: 128GB
Storage: Dual M.2 32Gbps, SATA III 6Gb/s
Expansion: PCI-E 3.0 X16, PCI-E 3.0 X8
USB: USB 3.1 Gen2, USB 3.1 Gen1, USB 2.0
Network: Intel Gigabit Ethernet
Audio: Realtek S1220A Audio Codec
Feature: Aura Sync RGB, Thermal Radar 3, Military TUF Components
Condition: 100% Fully Tested Working
Application: High-End Gaming PC, Rendering Workstation Motherboard Replacement Repair

Additional Information
First Listed on Newegg	October 22, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
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Item#: 9SIC4P5M963924