Seagate Hard Drive 2.5″ 1.45GB ATA $40.00 Marathon Seagate Hard Drive 2.5" 1.45GB ATA quantity Add to cart Add to Quote Continue Shopping Categories: Other Neat Stuff (PB-IB), Products for Non Apple Computers Description Seagate Marathon ST91430AG Hard Drive. 1.45GB ATA IDE laptop hard drive. 2.5″, 12.7mm high. Formatted for MS-DOS Fat16. I would be happy to format it for the Mac if you prefer.