Which is slow oH ?
All looks fast fast

If say Loading is Slow ... go get Maxtor Raptor 10Krpm.

If say CPU mark is low , Bump up your Bus speed.

If say MEMory Bandwith is low , Bump up your RAM speed.

If say Graphic Frame Rate is Low , Bump up your GPU core speed .

If say Your Fans is slow , Bump up the voltage .

If say Mouse responds is slow , Bump up your Mouse Respond .

If say sound respond is slow , get Sound Blaster Xi- Fi platinium

If say everything is slow , Reformat your Computer , Split the Partition of HDD into Windows , Program and data directory .