Specifications

Advanced Setup BXT7059 / BXTS7059 Technical Reference
CPU Configuration (continued)
The core speed and 64-bit support status are two parameters for the specific Sandy Bridge-EN / Ivy Bridge-
EN processors installed on your SHB that are displayed on the second portion of this CPU configuration
main menu.
The lower portion of the main menu screen contains processor features that you may elect to enable or
disable based on the unique requirements of your system. Here is a partial listing of some of these CPU
parameters:
Option
Description
Intel® Hyper-
Threading
Disabled/Enabled - This option allows the user to enable or disable Intel®
Hyper-Threading support on the Intel® Xeon® E5-2400 series (i.e. Sandy
Bridge-EN / Ivy Bridge-EN) processor. By default, this setting is enabled.
(bold = default setting)
Active Processor
Cores
All, 1 through 9 - With this setting you may use all of the available cores in the
Intel® Xeon® E5-2400/E5-2400 v2 series (i.e. Sandy Bridge-EN / Ivy Bridge-
EN) processor or on use a subset of the available CPU execution cores. The
default setting for this option is “ALL” and the number of cores to select
depends on the specific processor installed on the SHB.
Limit CPUID
Maximum
Disabled/Enabled – Disabled when using a Windows® XP operating system
Execute Disable Bit
Disabled/Enabled – This option allows the user to enable or disable Intel®
Execute Disable Bit feature of the Intel® Xeon® E5-2400/E5-2400 v2 series
(i.e. Sandy Bridge-EN / Ivy Bridge-EN) processor.
Hardware Prefetcher
Disabled/Enabled – This setting activates the L2 streamer prefetcher in
processor’s cache
Adjacent Cache Line
Prefetch
Disabled/Enabled
DCU Streamer
Prefetcher
Disabled/Enabled
DCU IP Prefetcher
Disabled/Enabled
Intel® Virtualization
Disabled/Enabled - This option allows the user to enable or disable Intel®
Virtualization support on the Intel® Xeon® E5-2400 series (i.e. Sandy Bridge-
EN / Ivy Bridge-EN) processor. By default, this setting is enabled.
PPIN Support
Disabled/Enabled
CPU Power Management
Power Technology
Custom/Energy Efficient/Disable
EIST
Disabled/Enabled (EIST – Enhanced Intel® Speedstep Technology)
Turbo Mode
Disabled/Enabled
P-STATE
Coordination
HW_ALL/SW_ALL/SW_ANY
CPU C3 Report
Disabled/Enabled
CPU C6 report
Disabled/Enabled
Package C State limit
C0/C2/C6/C7/No Limit
Energy Performance
Balanced Performance/Balanced Energy/Energy Efficient
Factory long duration Power Limit 70W (Status message only, value is CPU dependent)
Long duration Power
Limit
0 is the default value, Acceptable value range is 0-255
Factory long duration Maintained 10s (Status message only)
Long duration
Maintained
0 is the default value, Acceptable value range is 0-255
Recommended short duration Power Limit 1.2 * Long Duration (Status message only)
Recommended short
duration Power Limit
0 is the default value, Acceptable value range is 0-255
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