Processor Identification Utility简称PIU是Intel官方出品的一款CPU检测识别工具，其检测结果准确，内容翔实，属于Intel处理器用户必备的CPU测试工具。

PIU具体检测内容包括：

1、处理器类型

2、处理器系列

3、处理器型号

4、处理器制程

5、高速缓存信息

6、封装信息

7、系统配置

8、处理器特性

PIU具体支持处理器型号包括：

Intel Atom Processor

Intel Celeron Processor Family

Intel Core Duo Processor

Intel Core i5 Mobile Processor

Intel Core i5 Processor

Intel Core i7 Mobile Processor

Intel Core i7 Mobile Processor Extreme Edition

Intel Core i7 Processor

Intel Core i7 Processor Extreme Edition

Intel Core Solo processor

Intel Core 2 Duo Desktop Processor

Intel Core 2 Duo Mobile Processor

Intel Core 2 Extreme Mobile Processor

Intel Core 2 Extreme Processor

Intel Core 2 Quad Mobile Processor

Intel Core 2 Quad Processor

Intel Core 2 Solo Processor

Intel Core i3 Desktop Processor

Intel Pentium 4 Processor Extreme Edition

Intel Pentium 4 Processors

Intel Pentium D Processor

Intel Pentium M Processor

Intel Pentium Processor Extreme Edition

Intel Pentium Processor for Desktop

Intel Pentium Processor for Mobile

Intel Xeon Processor

Intel Xeon Processor 5000

Intel Xeon Processor 7000

Mobile Intel Celeron Processors

Mobile Intel Pentium 4 Processors-M

下载地址：

Intel英特尔Processor Identification Utility处理器检测工具4.21版For Win2000/XP/2003/XP-64/2003-64/Vista/Vista-64/2008/2008-64/Win7/Win7-64

http://drivers.mydrivers.com/drivers/334-133787-Intel-Processor-Identification-Utility-4/