.. i upgraded my gfx to 7600GT 256mb.. still getting super low frame-rate on 4v4 custom.. can only managed 2v2 with medium setting..

seems like for above 2v2 definitely need faster cpu..

my configuration
p4 2.8GHz, 1GB DDR400 dual channel, 80GB sata, 7600GT AGP 8x, nvidia driver 93.71