ASUS Prime X299-A II LGA 2066 Intel X299 SATA 6Gb/s ATX Intel Motherboard

Overview

The ASUS PRIME X299-A II is an ATX motherboard designed for Intel Core X-series processors using the LGA 2066 socket and Intel X299 chipset. It supports up to 256 GB of DDR4 memory at speeds up to 4266 MHz, making it well suited for demanding tasks like 3D rendering, high-resolution video editing, and scientific simulations. This motherboard offers robust power delivery and advanced storage options, providing a reliable foundation for high-performance workstations and enthusiast builds.

Key features

• Supports Intel Core X-series processors for powerful computing performance
• Memory capacity up to 256 GB DDR4 at 4266 MHz to handle large projects and multitasking
• Two M.2 slots with integrated heatsinks to maintain SSD performance during extended use
• USB 3.2 Gen 2 Type-C port for fast external data transfers and backups
• 12 IR3555 power stages deliver stable and efficient power for intensive workloads
• Compatibility with Intel Optane memory and VROC for flexible and high-speed storage configurations
• Aura Sync RGB lighting with headers to customize and synchronize system illumination
• Multiple fan and AIO pump headers to support advanced cooling setups and maintain optimal temperatures
• Pre-mounted I/O shield simplifies installation and protects motherboard connectors
• ATX form factor ensures compatibility with a wide range of PC cases and build styles

Key specs

• Socket: LGA 2066
• Chipset: Intel X299
• Memory: Up to 256 GB DDR4, 4266 MHz (qualified speeds)
• Storage: Two M.2 slots with integrated heatsinks
• USB ports: USB 3.2 Gen 2 Type-C on rear panel
• Power delivery: 12 IR3555 power stages
• Form factor: ATX

Connectivity and compatibility

This motherboard offers a modern set of connectivity options to support a variety of peripherals and storage devices. The USB 3.2 Gen 2 Type-C port enables rapid data transfers for external drives, while multiple fan and AIO pump headers allow for precise cooling control. The pre-mounted I/O shield protects connectors during installation and ensures a secure fit in compatible ATX cases.

Performance and reliability

With 12 IR3555 power stages, the motherboard provides stable and efficient power delivery, which is essential for maintaining system stability under heavy workloads. The integrated heatsinks on the M.2 slots help keep SSDs cool, preserving their performance during long file transfers or intensive project loads. Support for Intel Optane memory and VROC adds flexibility for users who require tiered storage or RAID configurations.

Ideal uses and environments

This motherboard is a strong choice for professionals and enthusiasts who need a reliable platform for resource-intensive applications such as 3D rendering, video editing, and scientific computing. It also fits well in custom gaming rigs or streaming setups that benefit from high memory capacity and fast storage. The Aura Sync RGB lighting allows users to create a cohesive aesthetic for studio or gaming environments.