Intel® Centrino® Processor Technology - Intel® Core™ 2 Duo Processor T5550; 1.83GHz/ 667 FSB/ 2MB Cache; 2GB Dual-channel 667MHz DDR2 SDRAM; 250GB 5400RPM SATA Hard Drive; 1-Year Limited Next Business Day On-site Service; Delivery Cost: $0; Free upgrade from Intel® 3945 802.11a/g Mini-card to Intel® 4965 Wireless-N Mini-card