Amazon has the Western Digital WDXB2500JBRNN 250 GB USB 2.0/Firewire External hard drive with Dual Option Backup (?) for $99.99 with free shipping.

Newegg has the 250 GB Seagate Barracuda 7200.10 3.5″ SATA 3.0Gb/s hard drive with perpendicular recording technology for $79.99 with free shipping. Deal ends today.

Toms Hardware is reporting that some Costco locations have 400 GB SATA (looks like Western Digital from the pic) drives for $100. These come with a PCI SATA card, making this deal even better for upgrading older computers which don’t have SATA ports.

CompUSA has the Hitachi Deskstar 7K250 250GB H3250B72P hard drive for $59.99 after a $40 mail in rebate. Available online or in store.

Outpost has the Seagate 300GB ST3300631A-RK parallel ATA retail hard drive for $79.99 with free shipping.

Newegg has the Western Digital Caviar SE16 250GB 3.5″ SATA 3.0Gb/s hard drive for $77.99 – $10 mail in rebate. Free shipping.

Newegg has the Western Digital Raptor 150GB 3.5″ Serial ATA150 hard drive on sale this weekend for $229.99 – $30 mail in rebate + $5.64 shipping = $205.63.

Newegg has the Western Digital Caviar SE16 500GB 3.5″ SATA 3.0Gb/s Hard Drive on sale for the weekend at $194.99 with free shipping.

Newegg has the Samsung Spinpoint M 120GB 2.5″ ATA-6 Notebook Hard Drive for $99.99 with free shipping.

Newegg has the Western Digital Raptor 150GB 10,000 RPM 3.5″ Serial ATA150 hard drive for $249.99 – $30 MIR + $5.64 = $225.63.