DFI CR902-B - Manual (Page 34)

www.dfi .com Chapter 4 BIOS Setup
34
Chapter 4
CPU Configuration
This section is used to configure the CPU. It will also display the detected CPU information.
Hyper-threading
Enable this field for Windows XP and Linux which are optimized for Hyper-Threading
technology. Select disabled for other OSes not optimized for Hyper-Threading technol-
ogy. When disabled, only one thread per enabled core is enabled.
Active Process Core
Number of cores to enable in each processor package
Limit CUPID Maximum
The CPUID instruction of some newer CPUs will return a value greater than 3. The
default is Disabled because this problem does not exist in the Windows series operat-
ing systems. If you are using an operating system other than Windows, this problem
may occur. To avoid this problem, enable this field to limit the return value to 3 or less
than 3 .
Executive Disable Bit
XD can prevent certain classes of malicious buffer overflow attacks when combined
with a supporting OS (Windows Server 2003 SP1, Windows XP SP2, SuSE Linux 9.2,
RedHat Enterprise 3 Update 3.)
Enabled for Windows XP
and Linux (OS optimized
for Hyper-Threading
Technology) and Disabled
for other OS (OS not
optimized for
Hyper-Threading
Technology). When
Disabled only one thread
per enabled core is
enabled.
Aptio Setup Utility - Copyright (C) 2012 American Megatrends, Inc.
Version 2.15.1227. Copyright (C) 2012 American Megatrends, Inc.
CPU Confi guration
Intel (R) Core (TM) i7-3615QE CPU @ 2.30GHz
CPU Signature
Microcode Patch
Max CPU Speed
Min CPU Speed
CPU Speed
Processor Cores
Intel HT Technology
Intel VT-X Technology
Intel SMX Technology
64 bit
L1 Data Cache
L1 Code Cache
L2 Cache
L3 Cache
Hyper-threading
Active Process Core
Limit CUPID Maximum
Executive Disable Bit
Intel Virtualization Technology
Hardware Prefetcher
Advanced
306a9
12
2300 MHz
1200 MHz
2300 MHz
4
Supported
Supported
Supported
Supported
32 kB x4
32 kB x4
256 kB x4
6144 kB
[Enabled]
[All]
[Disabled]
[Disabled]
[Disabled]
[Enabled]
 Select Screen
 Select Item
Enter: Select
+/-: Change Opt.
F1: General Help
F2: Previous
Values
F3: Optimized Defaults
F4: Save and Reset
ESC: Exit
Intel Virtualization Technology
When this field is set to Enabled, the VMM can utilize the additional hardware capabili-
ties provided by Vanderpool Technology.
Hardware Prefetcher
To turn on/off the Mid level Cache (L2) streamer prefetcher.