ECS A890GXM-A Motherboard

Overclocking Options

ECS A890GXM-A provides a bunch of overclocking options. Below we list only the main ones available on 02/25/2010 BIOS.

• CPU/HT Reference Clock: From 200 MHz to 500 Hz in 1 MHz steps.
• SidePort Clock Speed: From 200 MHz to 667 MHz in 66 MHz steps.
• GFX Clock: From 150 MHz to 2000 MHz in 1 MHz steps.
• HT Frequency: From 200 MHz to 2000 MHz in 200 MHz steps.
• CPU Voltage: From 0.800 V to 1.550 V in 0.025 V steps.
• CPU Offset Voltage: From +50 mV to +500 mV in 50 mV steps (on top of the current CPU voltage).
• DIMM Voltage: From +10 mV to +150 mV in +10 mV steps (on top of the current memory voltage).
• NB/HT Voltage: From +10 mV to +150 mV in +10 mV steps (on top of the current memory voltage).
• SB Voltage: From +10 mV to +150 mV in +10 mV steps (on top of the current memory voltage).
• SidePort Voltage: From 1.50 V to 1.75 V in 0.10 V steps.

Memory timings can also be tweaked.

Figure 10: Overclocking menu.

Figure 11: Overclocking menu (Cont’d).

Figure 12: Memory timing options.