Hi a have a problem with start os x , there is video
OS X Snow Leopard start up problem - YouTube
My specs
CPU:AMD Athlon II X3 425
GPU:Nvidia GTX460 SE 1GB DDR5
RAM:ZEPPELIN 4GB KIT DDR3 1333MHz GOLD
DRIVE:Seagate 1TB 64MB Cash
MB:Asus M4A785T-M