About graphics card vitual memory &

[kaka2022]

hi i am using Zotac 9400gt graphics card

my PC requirement
motherboard Asus 945pg
presser 2.0 dual core
ram 1 gb
hard disk 500 GB
its but much no better for windows 7 playing game
any solution .....
how i can use graphics card virtual memory and graphics inbuilt ram.
any option and any software ?????
please help me......
any one there in this forum who help me