hardware check software

[yugub1]

hey everyone...  
i just bought a new computer...  
amd athlon 64 x2 dual
core prossesor 4600
1 giga ram
500 giga hard disk
nvidia gerorce 7300 graphic card
 
anyway i just installed windows and all and i saw that somethimes my computer give me black screen... its wierd couse i think its like the problem with the blue screen only its black and it dont write me anything just stock on black screen and i have to restrat.
 
i just installed all so it cant be windows problem it must be hardware problem...
i almost sure its my graphic card problem becouse the mouse sometimes stock for a second and on my old computer i had that problem till i replace my graphic card...
 
so, there is any program/software that check your hardeware for bugs? plz tell me and thank you

[unlovedwarrior]

open your tower up and make sure everything is connected and secure

unlovedwarrior

[Raptor]

Did you build the computer yourself?

[Neil]

You have an identical posts. Posting the same problem more than once won't get you help faster.

[LegoLas]

try this, but, please obey forum rules (i mean creating 2 identical threads).
http://www.pc-doctor.com/


here is one useful review for u
http://www.mc.com/literature/literature_files/hw-diagnostic-sw-tools-ds.pdf#search=%22hardware%20diagnostic%22