mwave offers the Seagate 1TB Constellation ES Serial ATA 6Gb/s 3.5" Internal Hard Drive
, model no. ST1000NM0011, for $54.95
with free shipping
. That's $0.05/GB and the lowest total price we could find by $28. It features a 64MB cache and runs at 7200 rpm.
Update: Note that this is a refurbished item. We regret the error.
A 90-warranty is included.