Nvidia 780I SLI manual HT Multiplier, Spread Spectrum

Models: 780I SLI

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Configuring the BIOS

HT Multiplier

qnForce SPP > nForce MCP

Use the Page Up and Page Down keys to scroll through the HT multiplier options and set the link speed from the SPP chip to the MCP chip. Values are [1 x] through [5 x].

qnForce MCP <— — nForce SPP

Use the Page Up and Page Down keys to scroll through the HT multiplier options and set the link speed from the MCP chip to the SPP chip. Values are [1 x] through [5 x].

Spread Spectrum

qCPU Spread Spectrum

Use the Page Up and Page Down keys to scroll through the Spread Spectrum

options for the CPU. Option values are [Disabled], [UP Spread], and

[Center Spread].

qHT Spread Spectrum Disabled

qPCIe Spread Spectrum (SPP)

Use the Page Up and Page Down keys to scroll through the Spread Spectrum options for the SPP PCIe. Option values are [Disabled], [UP Spread], and [Center Spread]. This option reverts to Disabled and cannot be changed when the value for PCIe x16_1 exceeds 100MHz.

qPCIe Spread Spectrum(MCP) Disabled

qSATA Spread Spectrum Disabled

NVIDIA Corporation

October 17, 2007 DU-03597-001_v01

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Nvidia 780I SLI manual HT Multiplier, Spread Spectrum