Amazon.com: AMD Turion II Dual-Core Mobile M540 2.40GHz Socket S1 (S1g3) 2-Core DDR2 Laptop CPU Processor TMM540DB022GQ for Other Laptop Systems : Electronics
HP 576256-001 - AMD Turion II Dual-Core mobile processor M640 - 2.60GHz (1MB Level-2 cache, socket S1, 35W TDP, 45nm SOI process) - CPU Medics