
Lenovo Legion Go S

Lenovo Legion Go S
hello, i would like to buy the product but i don't understand if this is the windows or Steamos operating system version.. i saw that there is the lenovo legion go S 8apu1 version which costs 718 chf and i don't understand what is the difference with this one. in the description of both products the processor is z1 extreme, same ram and 1tb battery. can you help me? thanks