
Dell Precision WorkStation 410 Mini Tower Systems Documentation Update 9
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If you ordered your Dell Precision WorkStation with a Pentium III processor, the
Microsoft Windows NT 4. xoperating system, and Service Pack 3, your system functions
normally and benefits from the higher clock speed and the cache/memory management
improvements offered by the Pentium III processor. However, your system cannot take
advantage of the new SIMD extensions instruction set. To use the SIMD extensions
instruction set, you must install Windows NT 4. xService Pack 4 and the Intel streaming
SIMD extensions (SSE) instruction set driver. You can download Windows NT Service
Pack 4 from the Microsoft Web site at http://www.microsoft.com and the Intel SSE
driver from http://www.dell.com.
If you ordered your Dell Precision WorkStation with a Pentium III processor,
Windows NT 4.x, and Service Pack 4, the Intel SSE driver required to take advantage
of the SIMD extensions instruction set was also factory installed. A Windows NT Ser-
vice Pack 4 CD is included with your system should you need to reinstall Windows NT.
The Intel SSE driver is one of the drivers copied when you run the Dell Program Dis-
kette Maker program included with the system. You must make backup driver
diskettes. You need these diskettes to reinstall the drivers if you reinstall the
Windows NT 4.xoperating system.
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If you ordered your Dell Precision WorkStation with the Microsoft Windows 98 oper-
ating system, your system has all the components required to take full advantage of
the new Pentium III features. If you reinstall Windows 98, the components required to
use the Pentium III features are also reinstalled. The Windows 98 reinstallation CD is
included with your system.
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If you ordered your Dell Precision WorkStation with the Microsoft Windows 95 oper-
ating system, it runs normally with the new Pentium III processors but it does not
support the new SIMD extensions instruction set. Windows 95 does not support the
Pentium III features.
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If you ordered your Dell Precision WorkStation with a Pentium III processor, the pro-
cessor serial number feature is disabled in the BIOS by default. If you want to enable
the processor serial number feature, you must use the Dell utility SN_ONOFF.exe.
You can download SN_ONOFF.exe from http://www.dell.com .
If you want to read the processor serial number, you must use the Processor
Number Control Utility (PNCU) from Intel. You can download the PNCU from
http://www.dell.com. The PNCU reads the processor serial number and reports
whether the processor serial number feature is enabled or disabled by the system
BIOS.
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