Amazon.com: New OEM Intel Core T4500 SLGZC Socket P Mobile CPU Processor 2.3Ghz 1MB 800MHz : Electronics
SLGZC (Intel Pentium T4500)
So i opened my old acer laptop to clean it, to find that the cpu is upgradable, its an intel t4500 2.3ghz, the best upgrade with the same TDP and socket is
Intel Pentium Dual-Core T4500 Specs | TechPowerUp CPU Database