guys i found a way!
im going to sell this computer, cuz i thought, i really dont need it. then ill have more money for a better system and a better graphics card :)
in the mean time this is what im getting in november: 512k intel P4 3.06 GGHZ FSB 800 (dual channel for 2x512) DDR 1024 MB 400 MHZ GIGA BYTE 8IPE1000 DUAL CHANNEL AGPX8 FSB800 SERIAL ATA WESTERN DIGITAL 120GB 7200 RPM ATA 100 JB 8MB cdrom 56x audigy 2
and thats around 1200 (a lil less)