Welcome to the Cutting-Edge of Performance: Push the limits of your system like never before with DDR5 memory, unlocking even faster frequencies, greater capacities, and better performance than previous generations..SPD Speed : 4000MHz, SPD Voltage : 1.1V, Fan Included : No Do it All, and Do it Faster: As modern CPUs feature more and more cores, the unprecedented speed of DDR5 ensures your high-end CPU gets data quickly, enabling faster processing, rendering, and buffering than ever before. Onboard Voltage Regulation: Makes for easier, more finely-tuned, and more stable overclocking through CORSAIR iCUE software than previous generation motherboard control. Custom Intel XMP 3.0 Profiles: Customise and save your own XMP profiles via iCUE to tailor performance by app or task for greater efficiency. Powerful CORSAIR iCUE Software: Enables real-time frequency readings, onboard voltage regulation, and custom XMP profiles