Vecow ARS-2000 User Manual page 79

4.3.9 CPU Configuration
Figure 4 3-9: CPU Function Settings
Hyper-threading
Enabled for Windows XP and Linux (OS optimized for Hyper-Threading
Technology) and disabled for other OS (OS not optimized for Hyper-Threading
Technology). When disabled, only one thread per core is enabled.
Active Processor Cores
Number of cores to enable in each processor package.
Intel Virtualization Technology
When enabled, a VMM can utilize the additional hardware capabilities provided
by Vanderpool Technology.
Hardware Prefetcher
To turn on/off the MLC streamer prefetcher.
Adjacent Cache Line Prefetch
To turn on/off prefetching of adjacent cache lines.
CPU AES
Enable/disable CPU Advanced Encryption Standard instructions.
Boot performance mode
Select the performance state that the BIOS will set before OS handoff.
Intel(R) SpeedStep(tm)
Allows more than two frequency ranges to be supported.
©Vecow ARS-2000 User Manual BIOS AND DRIVER SETTING 72