Using this utility you can view the write and the read speed of your devices, such as hard drives, DVD/CD ROMs attached.
You can tweak options for file size and block size. You can choose between different file sizes to test the performance while write or read (from 10 Mb to 4 Gb).
It could be useful to test different devices and compare their performance. Results are saved to a log file.
The program helps to make right decisions when buying new pieces of hardware.