Newegg has 1TB Hitachi Serial ATA internal hard drive for $110 - $30 rebate = $80 with free shipping

List Price: $119.99
Mail in rebate /Discount: - $10.00
Sales price:$109.99
Price After Rebate: $79.99

Technical Details:
Model
Brand HITACHI
Series Deskstar 7K1000
Model HDS721010KLA330 (0A35155)
Performance
Interface SATA 3.0Gb/s
Capacity 1TB
RPM 7200 RPM
Cache 32MB
Average Seek Time 8.5ms
Average Latency 4.17ms
Physical Spec
Form Factor 3.5"
Features
Features Perpendicular magnetic recording technology
Ramp load design increases shock protection and power savings
Thermal monitoring and fly height control enhance reliability
Three low-power idle modes boost power efficiency
Silent seek acoustics achieve ultra-quiet operation
Host/drive authentication for hardware security

Link to the buy: Newegg.com
Rebate form: $30 MIR