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Home > Hardware Reviews > PC Parts

Wednesday, October 29, 2008
AMD 790GX Roundup

3. BIOS - Gigabyte MA790GP-DS4H

We updated the Gigabyte MA790GP-DS4H motherboard with the latest BIOS (F2A). The majority of the AMD 790GX motherboards are based on the Award Software design:

All the main functions are conveniently gathered in the MB Intelligent Tweaker (M.I.T) tab. Here we can adjust the HT Link frequncy, EPP mode (manual/auto), CPU clock ratio and several other things as the following pictures show:

At the voltage area, we can set the voltages as we wish but the the values are in the +X.XXV format. After selecting a value, the motherboard will display the actual value on the right.

  • SouthBridge Volt Control: 0.1~0.30V increment
  • SidePort Mem Volt Control: 0.1~0.3V at 0.1V increment
  • NorthBridge Volt Control: -0.200~0.300V at 0.025V
  • DDR2 Voltage Control: 0.05~0.55V at 0.05V increment.

Getting into the Advanced BIOS features, we can select settings for the onboard graphics card:

While the PC Health Status offers important information about the voltages and fan speeds

- Test Configuration

We installed the AMD Phenom X4 9950BE PCU on the the Gigabyte motherboard and this is how our processor was identified by CPU-Z:

Note that the motherboard recognized the EPP profile of our DDR2 memory and automatically set the DRAM frequency and voltage.

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