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
