Dell PowerEdge XR4510c

Table 28. Memory Settings details (continued)
Option Description
DIMM Self Healing (Post Package Repair) on
Uncorrectable Memory Error
Enables or disables Post Package Repair (PPR) on uncorrectable memory
error. This option is set to Enabled by default.
Processor Settings
To view the Processor Settings screen, power on the system, press F2, and click System Setup Main Menu > System
BIOS > Processor Settings.
Table 29. Processor Settings details
Option Description
Logical Processor Each processor core supports up to two logical processors.
If this option is set to Enabled, the BIOS displays all the
logical processors. If this option is set to Disabled, the BIOS
displays only one logical processor per core. This option is set
to Enabled by default.
Virtualization Technology
Enables or disables the virtualization technology for the
processor. This option is set to
Enabled by default.
Directory Mode Enables or disables the directory mode. This option is set to
Enabled by default.
Kernel DMA Protection This option is set to Disabled by default. It is enabled for
Secure Launch (Firmware Protection) support on Windows
2022.
Adjacent Cache Line Prefetch Optimizes the system for applications that need high
utilization of sequential memory access. This option is set
to Enabled by default. You can disable this option for
applications that need high utilization of random memory
access.
Hardware Prefetcher Enables or disables the hardware prefetcher. This option is set
to Enabled by default.
DCU Streamer Prefetcher Enables or disables the Data Cache Unit (DCU) streamer
prefetcher. This option is set to Enabled by default.
DCU IP Prefetcher Enables or disables the Data Cache Unit (DCU) IP prefetcher.
This option is set to Enabled by default.
Sub NUMA Cluster Enables or disables the Sub NUMA Cluster. This option is set
to Disabled by default.
MADT Core Enumeration Specifies the MADT Core Enumeration. This option is set
to default in Round Robin. Linear option supports industry
core enumeration whereas, Round Robin option supports Dell
optimized core enumeration.
UPI Prefetch Enables you to get the memory read started early on DDR
bus. The Ultra Path Interconnect (UPI) Rx path spawns
the speculative memory that is read to Integrated Memory
Controller (iMC) directly. This option is set to Disabled by
default.
XPT Prefetch This option is set to Enabled by default.
LLC Prefetch Enables or disables the LLC Prefetch on all threads. This
option is set to Enabled by default.
Pre-operating system management applications 31