Hitachi 220H Bios Manual page 25

The following table shows description of menu items.
Table 1-8: CPU Configuration submenu items
Menu items
CPU Configuration
Socket 1 CPU
Information
Socket 2 CPU
2 3
Information
4
Hyper-threading
Active Processor Cores
Execute Disable Bit
Hardware Prefetcher
Adjacent Cache Line
Prefetch
DCU Streamer
Prefetcher
DCU IP Prefetcher
Intel Virtualization
Technology
Discrete MTRR
Allocation
CPU Power
Management
Configuration
Notes:
1 A value in square brackets, [ ], shows the default.
2 This submenu items are same as the Socket 1 CPU Information submenu.
3 This item is displayed Socket 2
2.
4 This item is not displayed when the CPU installed in the system unit is not supporting the Hyper
Threading function.
Hitachi Compute Rack 210H/220H BIOS Guide
1
Selection
-
-
Disabled

[Enabled]

[All]

1, 2, 4, 6

Disabled

[Enabled]

Disabled

[Enabled]

Disabled

[Enabled]

Disabled

[Enabled]

Disabled

[Enabled]

Disabled

[Enabled]

[Disabled]

Enabled

-
Not Present when the processor is not installed to the CPU socket
System BIOS
Description
Displays the Socket 1/2 CPU Information
submenu.
See Socket 1 CPU Information
Sets CPU Hyper Threading.
Sets the number of running cores in the CPU
package.
With "Disable", the response is always "0" for XD
feature flag.
Sets CPU Data Prefetch.
Sets CPU cache Prefetch.
Sets DCU Streamer Prefetch function.
Sets DCU IP Prefetch function.
Sets Vanderpool Technology, which is Intel's new
virtualization technology.
Sets discrete caching.
Displays the CPU Power Management
Configuration submenu.
See CPU Power Management Configuration
details.
for the details.
for the
1-17