ADLINK Express-IB - Manual (Page 49)

Express-IB Page 49
7.3.3. CPU Configuration
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 enabled core is enabled.
Limit CPUID Maximum
Disabled for Windows XP.
Execute Disable Bit
XD can prevent certain classes of malicious buffer overflow attacks when combined with a supporting OS (Windows Server 2003 SP1,
Windows XP SP2, SuSE Linux 9.2, Red Hat Enterprise 3 Update 3.)
Intel Virtualization
When enabled, a VMM can utilize the additional hardware capabilities provided by Vanderpool Technology.
Hardware Prefetcher
To turn on/off the Mid Level Cache (L2) streamer prefetcher.
Adjacent Cache Line Prefetch
To turn on/off prefetching of adjacent cache lines. Enable or Disable Enhanced C3 state. Set this value to Enabled/Disabled.