It's about one-and-three-tenths times as much as Pandora
In other words, 312 terabytes is 1.3 times the amount of Pandora, and the amount of Pandora is 0.77 times that amount.(a.k.a. Pandora Radio) (2011 figures)
Pandora, the online radio and song recommendation service, stores 250 terabytes (gB) of music. Its music recommendation service categorizes each song in its library using 400 attributes and 2,000 attribute combinations.
It's about two-thirds as much as a Walmart's Mainframe
In other words, 312 terabytes is 0.68 times the amount of a Walmart's Mainframe, and the amount of a Walmart's Mainframe is 1.5 times that amount.(a.k.a. Wal-Mart, a.k.a. Wal-Mart Stores, Inc) (2004 figures)
As of 2004, Walmart had accumulated nearly 460 terabytes of data about its customers, inventory, products, and sales. According to some estimates, the total area of all Walmart stores in the United States measures 64,000,000 sq. m.
It's about three-fifths as much as YouTube's video database
In other words, 312 terabytes is 0.59 times the amount of YouTube's video database, and the amount of YouTube's video database is 1.7 times that amount.(2008 figures) (video data only)
YouTube's collection of user-generated and commercially-produced videos measures about 530 terabytes (tB) in total data volume. Every minute, an average of 35 hours of new video content is uploaded to YouTube.
It's about half as much as The Ancestry.com's Census Records
In other words, 312 terabytes is 0.5 times the amount of The Ancestry.com's Census Records, and the amount of The Ancestry.com's Census Records is 2 times that amount.(2006 figures) (1790 to 1930 records only)
Updated in 2006 through a one-of-a-kind project, the genealogical research site Ancestry.com added 540 million names from records in the 1790 to 1930 US Census, capturing a total of 600 terabytes (tB) of data. According to company estimates, the project took 6.6 million hours (750 person-years) to complete.
It's about two times as much as The IRS Compliance Database
In other words, 312 terabytes is 2 times the amount of The IRS Compliance Database, and the amount of The IRS Compliance Database is 0.5 times that amount.(a.k.a. Internal Revenue Service) (2006 figures)
The United States Internal Revenue Service's compliance database holds more than 150 terabytes (tB) of data on tax returns and other records. Each year of tax records occupies between 15 and 20 terabytes (tB).
It's about two times as much as Despicable Me
In other words, 312 terabytes is 2.2 times the amount of Despicable Me, and the amount of Despicable Me is 0.455 times that amount.(2010) (Production data)
The 2010 digitally-animated film Despicable Me was developed by Illumination Entertainment and Mac Guff Ligne and used 142 terabytes (tB) of data. The film had a running time of 95 minutes.
It's about two-and-a-half times as much as The Hubble Telescope
In other words, 312 terabytes is 2.5 times the amount of The Hubble Telescope, and the amount of The Hubble Telescope is 0.4 times that amount.(a.k.a. Hubble Space Telescope, a.k.a. HST) (2008 figures)
Between its launch in 1990 and 2008, the Hubble Space Telescope gathered 120 terabytes (tB) of images and other data about astronomical phenomena. Last upgraded during a service mission in 1999, the onboard computer of the Hubble Telescope has just 0.00000190 terabytes of operating memory (RAM) — less than most smartphones.