My Game lag's

[SorryBut_imnewbie]

I Put my game resolution 640x480 16bit and Draw distance 0 and frame limiter off and widescreen off and subtitles off and brightness full All Programs in window's closed and msconfig all disabled on startup and that's so still i get low fps and now i'll tell u my pc Procesor and ram

intel® Atom™ CPU N2800 @ 1.86 Ghz 1.87 Ghz 2.00 GB RAM
PC Rating 3.4 Hp mini 210-4000 manufactuer Hewlett Packard Windows edition Home Premium windows 7
Intel Graphics Media Accelerator 3600 Series,
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Windows 7 Service pack 1
Windows will be upgraded to windows 10 SP1