About perfect support for running hd and full hd videos

I have following system specs---
intel dg31pr mobo with intel dual core pentium E2180 processor and 3gb ddr2 ram with 256mb onboard graphics memory by intel g33/g31 express chipset graphics ...............with 64mb video memory...................I also have a monitor with res of 1280*780........can be extended upto 1280*1040..............can hd and full hd videos run smoothly on windows 8.........
or I need to improve my pc
 
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