The Windows Assessment Tool (WinSAT) is included Microsoft Vista and Windows 7. This tool can perform performance tests including CPU, memory, disk and video. winsat disk -drive c Windows System Assessment Tool > Running: Feature Enumeration '' > Run Time 00:00:00.00 > Running: Storage Assessment '-drive c -seq -read' > Run Time 00:00:05.48 > Running: Storage Assessment '-drive c -ran -read' > Run Time 00:00:06.99 > Running: Storage Assessment '-drive c -scen 2009' > Run Time 00:01:13.