Can i upgrade?

[Nikola Dragovic]

I have Fujitsu AH531 with Intel Celeron CPU B815 1.60 Ghz , 1600 mhz , 2 Core
Can i upgade to : Intel Celeron Dual-Core G1620, 2.70GHz, 2MB cache, LGA1155, Intel HD Graphics
Or: Intel Celeron Dual-Core G1840, 2.80GHz, 2MB cache, LGA1150, Haswell
Please help me :3

 

[rgd1101]

CPU B815 mobile

G1620, G1840 desktop cpu, No.