ASRock 890FX Deluxe3 Motherboard

Overclocking Options

ASRock 890FX Deluxe3 provides some overclocking options, including a dynamic overclocking option, which automatically overclocks the system for you. Below we list only the main ones available on 1.4 BIOS.

• CPU dynamic overclocking: From 0% to 20% in 4% steps.
• CPU base clock: From 150 MHz to 500 Hz in 1 MHz steps.
• PCI Express clock: From 75 MHz to 250 MHz in 1 MHz steps.
• CPU voltage: From 0.600 V to 2.000 V in 0.0125 V steps.
• Memory controller (CPUNB) voltage: From 0.600 V to 2.000 V in 0.0125 V steps.
• CPU clock multiplier (VDDA) voltage: From 2.56 V to 2.70 V.
• Memory voltage: From 1.322 V to 2.244 V in 0.017 V steps.
• HyperTransport voltage: From +1.106 V to +1.506 V in 0.05 V steps.
• Chipset voltage (erroneously listed as “mGPU voltage”): From 1.108 V to 1.794 V in 0.015 V steps.

Memory timings can also be tweaked.

As mentioned, this motherboard has a core unlocking feature, available under “ASRock UCC” in the motherboard setup. This function allows you to unlock hidden CPU cores on selected AMD CPUs.

Figure 9: Overclocking menu.

Figure 10: Overclocking menu (Cont’d).