MSI Z87 MPOWER User Manual page 46

OC_SWITCH1: OC Genie Mode Switch
This swtich provides two overclocking modes (Gear 1 and Gear 2) for OC Genie
operation. When you press the OC Genie button, the overclocking procedure will
be performed according to the setting of this switch. The Gear 1 mode is the default
setting. The Gear 2 mode allows the OC Genie function to overclock the CPU/ system
frequency higher then Gear 1.
Blue LED
Gear1
(Default)
En-32
Red LED
Gear2