The AMD Athlon II Dual-Core Mobile M340 is an entry level Dual Core CPU by AMD for laptops with an integrated dual channel DDR2 memory controller (400MHz). The core was named Caspian and based on the K10 architecture.
The performance of the Athlon II M300 is comparable to an old Merom 1.8 Ghz Celeron Dual-Core T3000 and can be compared to cheap Celeron Dual Core models by Intel. The Athlon II series has the advantage of Virtualisation and 64-bit processing support