Performance Tuning Guide

Intel DP67BG Desktop Board Performance Tuning Guide
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Figure 3.3. System Setup
Leave Enhanced Intel SpeedStep
®
Technology and CPU C States enabled in the BIOS
as shown in Figure 3.4. Turbo ratios require E
nhanced Intel SpeedStep Technology
enabled in order to function. Disabling C states prevents the processor from entering
1, 2, or 3 core ratios. Only the 4 core ratio will have an effect when C states are
disabled.