ASUS PRIME B660-PLUS D4 ATX Form, For Intel 12th Gen CPU, LGA1700,B660, PCIE 4.0, 4XDDR4 Dimm, 3XM.2, Back I/O; 5XUSB, 1XType C Header , DP, HDMI, VGA, Lan, HD Audio, Internal I/O: 2XUSB 2.0, 1XUSB 3.2, 1XType C Header, 2X12V RGB Header, 3X5V A-RGB Header PRIME B660-PLUS D4 Intel B660 (LGA 1700) ATX motherboard with 8 power stages, PCIe 4.0 slots, three M.2 slots, Realtek 2.5Gb Ethernet, DisplayPort, HDMI , D-Sub, rear USB 3.2 Gen 2x2 Type-C , front USB 3.2 Gen 1 Type-C , Aura Sync - Intel LGA 1700 socket: Ready for 12th Gen Intel processors - Ultrafast connectivity: PCIe 4.0 slots, three M.2 slots, rear USB 3.2 Gen 2x2 Type-C , front USB 3.2 Gen 1 Type-C , Realtek 2.5Gb Ethernet and Thunderbolt 4 header support - Comprehensive cooling: VRM heatsink, M.2 heatsink, PCH heatsink, hybrid fan headers and Fan Xpert 2+ - ASUS OptiMem: Careful routing of traces and vias to preserve signal integrity for improved memory stability PRIME ASUS Prime series motherboards are expertly engineered to unleash the full potential of 12th Generation Intel processors. Boasting a robust power design, comprehensive cooling solutions and intelligent tuning options, Prime B660 provides users and PC DIY builders a range of performance tuning options via intuitive software and firmware features. FLEXIBILITY Comprehensive controls form the foundation of the ASUS Prime series. The Prime B660 motherboard packs flexible tools to tune every aspect of your system, enabling performance tweaks to perfectly match the way you work to maximize productivity. Intelligent Control EPU - All-Around Energy Efficiency The Energy Processing Unit (EPU) automatically optimizes power consumption and maximizes energy savings with Away mode - a smart setting that creates an extreme energy-saving scenario by shutting down unused I/O controllers. Fan Xpert 2+ - Flexible Air- and Liquid-Cooling Controls ASUS Fan Xpert 2+ software provides comprehensive control over fans, water pumps and all-in-one (AiO) coolers. Whether cooling with air or water, an Auto-Tuning mode intelligently configures all parameters with a single click. There's also an Extreme Quiet mode that reduces all fan speeds to below the default minimum to keep your system whisper-quiet when performing light tasks. Fans, water pumps and AiO coolers can also be controlled via the UEFI BIOS. Digi+ VRM Control - Precise Digital Power Control The Digi+ voltage-regulator module (VRM) delivers real-time control over voltage droop, automatically switching frequency and power-efficiency settings. It also allows you to fine-tune your CPU for ultimate stability and performance. UEFI BIOS The renowned ASUS UEFI BIOS provides everything you need to configure, tweak and tune your system. It offers intelligently simplified options for PC DIY beginners, as well as comprehensive features for seasoned veterans. Advanced Mode - Advanced Tuning for Serious Tweakers An intuitive Advanced mode offered via the UEFI lets you take complete control. A built-in search feature makes it easy to find options, and various advanced functions let you intelligently make nuanced adjustments so you can dial in performance just the way you want. Search Function Quickly and easily find the option or setting you need. ASUS User Profile Port configuration settings between different BIOS versions or share them with friends. EZ Mode - Quick and Simple Setup EZ mode displays vital settings and stats and also offers guided wizards, drag-and-drop functionality, and one-click application of important settings - all to help you get your rig up and running in no time. EZ XMP Improve DRAM performance with one click. Intuitive Graphical Fan Control Fine-tune individual fan settings simply by dragging a curve with the mouse. Aura On/Off Mode (Stealth) Easily enable or disable Aura RGB lighting or every onboard LED, for a subdued aesthetic touch. COOLING Prime B660 series are engineered with multiple onboard heatsinks and an array of hybrid fan headers to ensure your rig stays cool and stable under intense workloads. M.2 Heatsink M.2 heatsink wards off throttling that can occur with M.2 storage during sustained transfers. The heatsink is held in place by captive screws. Removable captive screws reduce risk of drops or loss during heatsink removal. Cooler by Design Prime B660 series feature comprehensive cooling controls that are configurable via Fan Xpert 2+ software or via the UEFI BIOS. Multiple Temperature Sources Each header can dynamically reference three thermal sensors. Fan Xpert 2+ allows you to map the temperature of