Advantech MIC-3399 User Manual page 41

2.3.3.1 CPU Configuration
Hyper-Threading

This item allows users to enable/disable the CPU hyper-threading function. The
default setting is enabled for Windows XP and Linux (OS optimized for hyper-
threading technology) and disabled for other OS (OS is not optimized for hyper-
threading technology).
Execute Disable Bit

XD can prevent certain classes of malicious buffer overflow attacks when com-
bined with a supporting OS. (Windows Server 2003 SP1, Windows XP SP2,
SuSE Linux 9.2, RedHat Enterprise 3 Update 3.)
Hardware Prefetcher

This item allows users to enable/disable the MLC streamer prefetcher.
Adjacent Cache Line Prefetch

This item allows users to enable/disable the prefetching of adjacent cache lines.
Figure 2.12 CPU Configuration
29 MIC-3399 User Manual