Norton SI

Norton SI

(Norton System Information) An early Norton utility that measured computer performance. It provided a computing index (CI) for CPU speed, a disk index (DI) for disk speed and a performance index (PI) that blended CI and DI. The IBM XT was used as a reference of 1.0.
References in periodicals archive ?
The notebook recorded a Norton SI Benchmark score of 172.
The Norton SI utility, running under DOS, measured the transfer rate of this drive as 3.