This hard drive from HP has room for 1,000 GB of data. If you happen to be looking for an internal hard drive, this could be just the thing.
From OnBuy
HP 684594-001 hard disk drive
Athema Services
hp drv hd 1tb sata-3 6gsq 7200 ws 684594-001, 1000 gb, 7200 rpm 684594