S/WORKS SB920C TAPE BLADE
PI DATE: DECEMBER 2007
PRODUCT : HP StorageWorks SB920c Tape Blade
FORM FACTOR : Half-height BladeSystem c-Class Blade
I/FACE : 3Gb/s SAS
CAPACITY : Native : 400 GB
Compressed: 800 GB (assumes 2:1 compr)
SUST T/RATE : Native : 60 MB/s
Compressed: 120 MB/s (assumes 2:1 compr)
BURST T/RATE : 300 MB/s (with 3Gb/s SAS)
DATA ACCESS TIME (from BOT): 64 s typical for a 200 GB tape (native)
LOAD TIME : 17 s (avg)
UNLOAD TIME : 16 s (avg)
MTBF : 250,000 hrs at 100% duty cycle
MEDIA COMPAT: LTO Ultrium 3 (read & write)
LTO Ultrium 2 (read & write)
LTO Ultrium 1 (read only)
RECORDING METHOD : 16-channel linear serpentine
RECORDING FORMAT : LTO Ultrium 3
LTO Ultrium 2 (for 200 GB tape)
DATA COMPR : LTO DC dual mode compr (an enhanced vern of ALDC)
ERROR DETECTION/CORRECTION: Reed-Solomon
READ CHANNEL TECH : Partial Response Max Likelihood (PRML)
DATA ENCODING METHOD: RLL 0,13/11
BUFFER : 64 MB
DIM (H/W/D): 55.6 x 181.7 x 509.5 mm ; WEIGHT : 4.99 kg (loaded)