This subdirectory contance following files: QDIMARK.EXE Hard disk benchmark LEGEND.BMP BitMap image EGYPT.BMP BitMap image QDI.BMP BitMap image QDIMARK.DOC Explanation document QDIMARK.EXE is the only one executable file that test the hard disk performance.To run it , your should copy all the above files to one directory and then just type QDIMARK The default data transfer block size is 64KB. This program can choose block size between 1 to 64 KB . You can change the block size by type as follows : QDIMARK /B:XX where XX is a value between 1 to 64.