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Downloads for Intel® Pentium® 4 Processor 661 supporting HT Technology (2M Cache, 3.60 GHz, 800 MHz FSB)

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Description Type OS Version Date
Linux* Processor Microcode Data File

Linux* Processor Microcode Data File

Firmware Red Hat Enterprise Linux 7.4*
Red Hat Enterprise Linux 7.3*
Red Hat Enterprise Linux 7.2*
37 more
20180108
Latest
1/8/2018
Intel® Processor Diagnostic Tool

This download record installs the Intel® Processor Diagnostic Tool release 4.1.0.24, which is compatible with multiprocessor systems.

Software Applications Windows® 10*
Windows 8.1*
Windows 8*
3 more
4.1.0.24
Latest
12/19/2017
BIOS Implementation Test Suite (BITS)

This download installs version build 2073 of the BIOS Implementation Test Suite (BITS).

Software Applications OS Independent Build 2073
Latest
2/2/2016
Intel® Processor Identification Utility - Bootable Version

The Intel® Processor Identification Utility is provided by Intel to identify characteristics of a processor inside a system.

Software Applications OS Independent 5.30
Latest
8/13/2015
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