ASROCK Z87 Pro4, User Manual, Page: 78 / 99

Z 8 7 Pro4
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Package C State Support
Enable CPU, PCIe, Memory, Graphics C State Support for power saving.
CPU Thermal Throttling
Enable CPU internal thermal control mechanisms to keep the CPU from overheat-
ing.
No-Execute Memory Protection
Processors with No-Execution Memory Protection Technology may prevent certain
classes of malicious buffer overflow attacks.
Intel Virtualization Technology
Intel Virtualization Technology allows a platform to run multiple operating systems
and applications in independent partitions, so that one computer system can
function as multiple virtual systems.
Hardware Prefetcher
Automatically prefetch data and code for the processor. Enable for better
performance.
Adjacent Cache Line Prefetch
Automatically prefetch the subsequent cache line while retrieving the currently
requested cache line. Enable for better performance.