M7VIG Pro D BIOS setup guide
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... the best mode for automatic detection of the optimal number of the onboard LAN chip. If your hard drive and your operating environment requires a DMA driver (Windows 95 OSR2 or a third party IDE bus master driver). M7VIG Pro-D BIOS Setup through 4 provides successively increased performance. The Choices: Auto (default), Disabled.
... the best mode for automatic detection of the optimal number of the onboard LAN chip. If your hard drive and your operating environment requires a DMA driver (Windows 95 OSR2 or a third party IDE bus master driver). M7VIG Pro-D BIOS Setup through 4 provides successively increased performance. The Choices: Auto (default), Disabled.