The Quantum LTO Ultrium 2 data cartridge has a native capacity of 200 GB is double the Ultrium 1 Data Cartridges. The throughput capacity of LTO-2 tape format, ranging from 30 MB / s to 35 Mb / s, which are approx. Double room from that of LTO-1 tape format. Media formulation of the LTO2 tape cartridges from the LTO Ultrium-1 tape cartridges different, but the dimensions are the same. The Ultrium tape cartridges are used is the 1 in the LTO Ultrium-2 tape drives, but the data cartridgesLTO-2 uses are not in the LTO tape drives-1. LTO2 tape drives can read and write LTO1-formatted disk at the rate of 20 MB / second.