Western Digital 640GB 5400 RPM 8MB Cache 2.5″ SATA 3.0Gb/s Notebook HD $74.99

Newegg.com has a Western Digital Scorpio Blue WD6400BEVT 640GB 5400 RPM 8MB Cache 2.5″ SATA 3.0Gb/s Internal Notebook Hard Drive for $74.99 with Free Shipping.