Even with all the changes, If we have a configured system running in our old Raspberry Pi B, You can use it directly in the new model, Since the internal architecture is the same, operating system and also.
Hata na mabadiliko yote, Kama tuna mfumo kusakinishwa kwa kuendesha katika umri wetu Raspberry Pi B, Unaweza kutumia moja kwa moja katika mtindo mpya, Tangu usanifu ndani ni sawa, mfumo wa uendeshaji na pia.