Western Digital announced yesterday the immediate launch of the world’s first and largest 2.5″ drive at a whopping 1TB.

LAKE FOREST, Calif. – July 27, 2009 – WD (NYSE: WDC) today announced two new mobile hard drives that reach new capacity extremes. The highlight is a one terabyte model – the industry’s highest-capacity 2.5-inch drive available. Industry-leading 333 GB-per-platter technology enables the new WD Scorpio® Blue™ SATA 2.5-inch hard drives to offer mobile storage device and notebook users an enormous 1 TB capacity. A 750 GB WD Scorpio Blue model also will be available.

WD Scorpio Blue 750 GB drives (model WD7500KEVT) are available now through select distributors and resellers; the 1 TB capacity (model WD10TEVT) is available now configured into My Passport Essential SE USB drives. The manufacturer’s suggested retail price (MSRP) for the WD Scorpio Blue 1 TB drive is $249.99 USD and for the 750 GB version it is $189.99 USD. WD Scorpio Blue hard drives are covered by a three-year limited warranty