Direct3D error help

hey guys, i dont have video card, but how i activate Direct3D?

when i start league of legends, he say : Direct3D Error

System:

Windows 7

64 bits

1gb ram

AMD Athlon 64 X2 Dual-Core TK-53 1.70 GHz

and no video card T.T

Without videocard your system barely support DirectX.
That's why it does not work.