
Acoustics
Table 32 Acoustics
IdleOperatingItem
7.5 Bels (A)7.5 Bels (A)Sound power
7.5 Bels (A)7.5 Bels (A) (60 dB)Sound pressure Bystander
position
Ultrium tape drive comparisons
Table 33 Ultrium tape drive comparisons
Ultrium 3280Ultrium 1840Ultrium 960Ultrium 460Characteristic
1.5 TB800 GB400 GB200 GBCapacity
(native)
140 MB/sec
1
Up to 120 MB/sec
1
Up to 80 MB/sec
1
Up to 30 MB/sec
1
Transfer rate
(native)
47-140 MB/sec40-120 MB/sec27-80 MB/sec10-30 MB/secData rate
matching
8 Gb/secFC4 Gb/sec FC2 Gb/sec FC2 Gb/sec FCHost interfaces
1616168Head channels
13.52 Kb/mm (343.4
Kb/in)
13.52 Kb/mm (343.4
Kb/in)
9.64 Kb/mm (244.9
Kb/inch)
7.40 Kb/mm (188
Kb/inch)
Bit density
896896704512Number of
tracks
820 m820 m680 m609 mLength
YesYesYesNoWORM support
Compatibility
Ultrium Gen. 4, 5Ultrium Gen. 3, 4Ultrium Gen. 2, 3Ultrium Gen. 1, 2Write
Ultrium Gen. 3, 4, 5Ultrium Gen. 2, 3, 4Ultrium Gen. 1, 2, 3Ultrium Gen. 1, 2Read
1
HP classifies the performance of the Ultrium drives as 1000 x 1000 bytes per second (that is, in base 10) in common
with most other disk and tape drive vendors. Most applications, however, measure performance as 1024 x 1024 bytes
per second.
86 Specifications and characteristics
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