[OPEN BOX] [OEM] MSI X299 RAIDER ATX Intel Motherboard / Quad Channel Massive RAM Support / Up to 256GB Memory Capacity / PCIe Gen 3 Fast Storage / Four GPU Multi-GPU Ready / Professional Audio Realtek Codec / ATX Full-Size Expansion Ready / MOTHERBOARD ONLY / 6 Month Warranty / No IO Shield / BUFF-X299-S01A

The MSI X299 RAIDER is built for powerful Intel workstation and enthusiast systems, using the LGA 2066 socket and Intel X299 chipset. Designed in a full-size ATX form factor, it provides the expansion space and platform stability needed for demanding desktop builds, content creation systems, and high-performance multitasking setups.

With 8 DIMM slots and quad-channel memory support, this motherboard can handle up to 256GB of RAM, making it ideal for heavy workloads such as rendering, editing, simulation, virtual machines, and professional productivity. This high-capacity memory support gives users far more headroom than mainstream desktop platforms.

The X299 RAIDER offers strong expandability with 4 PCIe Gen3 x16 slots, SLI and CrossFire support, plus extensive high-speed storage options including 8 M.2 slots, 2 U.2 ports, and RAID 0/1/5/10 support. This makes it a powerful choice for users who need multiple GPUs, fast NVMe storage, and advanced system flexibility.

Enjoy quality onboard audio with the Realtek ALC1220 codec, plus modern connectivity including USB 3.1 Gen2 Type-C front support and rear USB 3.1 Gen2 Type-A/C. As an open-box OEM motherboard-only deal, it offers strong value for experienced builders, with a 6-month warranty. Please note: No I/O shield is included.