Can i upgrade my processor

According to Acer's website sepcifications, that Laptop is only upgradeable to 2.3GHz:

http://www.acerpanam.com/synapse/forms/portal20.cfm?recordid=606&formid=3404&website=AcerPanAm.com&siteid=7117&words=all&keywords=&areaid=2

AMD Turion 64 X2 dual-core mobile technology TL-66/TL-64/TL-60/TL-58/TL-56 TL-52 (2x 512 MB L2 cache, 2.30/2.20/2/1.90/1.80/1.60 GHz, 1600 MHz HyperTransport Bus),
AMD Turion 64 mobile technology MK-36/MK-38 (512 KB L2 cache, 2/2.20 GHz,), supporting AMD PowerNow! technology and AMD HyperTransport technology or
AMD Athlon 64 X2 dual-core mobile technology TK-53/TK-55 (2x 256 KB L2 cache, 1.70/1.80 GHz), supporting AMD PowerNow! technology and AMD HyperTransport technology