It is wise to do a diagnostics on your new computer when you buy it, check the performance of the CPU, memory, harddisk, monitor, video card, CD/DVD drive, keyboard, etc. Now have a look on my compilation of 6 diagnostics software you MUST have [hardware testing software]:
Nokia monitor test is a portable freeware which can check the quality criteria of your monitor, it contains ten test patterns, including brightness, contrast, resolution, readability, color, screen regulation and more.
CPU-Z is a freeware which can gathers information on your CPU, mainboard, memory. It can check the following information of your CPU: Name and number, Core stepping and process, clock multiplier, Supported instruction sets, Package, Core voltage, Internal and external clocks, Cache information.
Nero CD-DVD Speed is a freeware benchmark that runs under Windows, you can test the most important functions of a CD/DVD drive with it, it can also check quality of a CD media. It can tell you the Burst rate, DAE quality, Transfer rate, Seek times, CPU usage, Spinup/spindown time of your CD/DVD drive.
MemTest is a RAM reliability tester. It evaluates the ability of your computer to store and retrieve data accurately. By running MemTest you can ensure that your computer’s RAM is correctly functioning. It’s a good idea to test this when you buy a new computer, install new RAM, or change the configuration of your machine.
5) HD Tune
HD Tune is a hard disk tester. It can be used to measure the drive’s performance, scan for errors, check the health status (S.M.A.R.T.), securely erase all data and much more. Supported operating systems: Windows 2000, Windows XP, Windows Vista, Windows 7.
3DMark is a PC benchmark suite designed to test the DirectX performance of your graphics card. A 3DMark score is an overall measure of your system’s 3D gaming capabilities, based on comprehensive real-time 3D graphics and processor tests. By comparing your score with those submitted by millions of other gamers you can see how your gaming rig performs, making it easier to choose the most effective upgrades or finding other ways to optimize your system.