Help, installation Freezes

[VyperX]

Hello, I just downloaded Mac OS X Leopard 10.5.1 for AMD SSE2/SSE3 (32bits) and when I try to install it, in the black screen it starts appearing lots of letter and then it freezes and i dont know why, can some one help me plz?

 

My computer:

windows vista ultimate

AMD turion 64x2 mobile technology 2.20 GHZ

250gb Hard drive (SATA)

2gb ram

SSE 3

 

 

I need help plz