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http://www.infostor.com/index/articles/display/328478/s-articles/s-infostor/s-backup-and_recovery/s-disk-based-backup/s-sense-and-sensibility-about-tape-and-disk.html
Tracking tape media shipments/revenues
Revenues
from backup tape cartridges topped $351 million in the fourth quarter
(the most recent period for which data is available), according to the
Santa Clara Consulting Group’s quarterly Backup Tape Tracker report.
LTO cartridges accounted for a large portion of overall revenues—more
than $262 million.Total LTO cartridge shipments were 6.8
million units. LTO–4, the latest generation of the LTO format,
accounted for 12% of unit shipments, while LTO–3 accounted for 43% of
LTO cartridge shipments and 41% of revenues. Sales of LTO–2 cartridges
held steady, accounting for 36% of LTO cartridge shipments and 25% of
revenues.Shipments of DDS cartridges were down significantly in the
fourth quarter, at 2.47 million units, with the DAT–72 format
accounting for 33% of unit shipments and 51% of revenues. The newer
DAT–160 cartridges accounted for 7% of DDS shipments. Hewlett–Packard
led the DDS cartridge market with a 49% market share. Overall DDS
cartridge revenues topped $17 million.Shipments of DLT–S tape
cartridges were about 780,000 units in Q4, with HP leading this market
segment followed by Quantum and Maxell.Shipments of DLT–V tape
cartridges held steady in Q4, at about 480,000 units and $14.72 million
in revenues. Hewlett–Packard led this segment with a 23% market share,
followed by Quantum with a 16% slice.AIT cartridge sales were about
380,000 in Q4, with AIT developer Sony holding on to a 96% market
share.Shipments of QIC tape cartridges were only about 190,000 units in
Q4, representing about $6.4 million in revenues. Imation dominated the
QIC segment with an 86% market share. —DS
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