Start with rebooting the system and press the Delete key or F2 to enter the BIOS. Press F7 to enter “ Advanced Mode .”. Click Ai Tweaker tab > Ai Overclock Tuner > Change Auto into D.O.C.P. Click Memory Frequency and choose the available RAM speed, such as DDR4-1600MHz, DDR4-2400MHz, or DDR4-2800MHz.
Lenovo BIOS Keys On a Lenovo desktop computer, the F1 key should get you into the BIOS. On their laptops, try F2 or Fn + F2. Older hardware might require the key combination Ctrl + Alt + F3 or Ctrl + Alt + Insert key or Fn + F1. If you have a ThinkPad, consult this Lenovo resource: how to access the BIOS on a ThinkPad. Remove the small coin like battery from the motherboard. Move the clr_cmos jumper from pins 1-2 to pins 2-3 for 15 seconds then return to pins 1-2. (the clr_cmos jumper is located next to the SATA connectors near the battery) Reinstall the battery, plug in the power cord and power on. If the system POSTs then enter the BIOS and load setup defaults. The Intel Optane storage cache system uses 3D XPoint Memory architecture, developed jointly by Intel and Micron. 3D XPoint is a very high performance form of non-volatile memory. With Intel Optane, customers can realize around 14 times faster performance than with a normal hard drive, making for an overall 28% increase in system performance. agck8.