HP 40 SCSI, Quickspecs

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Shipping Hot-Plug Shipping Hot-Plug Shipping Hot-Plug Shipping Hot-Plug N/A 2.9 lb (1.3 kg) 8.8 lb (4.0 kg)
Shipping Array Module
Shipping Array Module Shipping Array Module
Shipping Array Module 7.9 lb (3.6 kg) 7.9 lb (3.6 kg) 7.9 lb (3.6 kg)
Capacity Capacity Capacity Capacity DAT 24 DAT 24 DAT 24 DAT 24 DAT 40 DAT 40 DAT 40 DAT 40 DAT 72 DAT 72 DAT 72 DAT 72
Native Native Native Native 12 GB 20 GB 36 GB
Compressed Compressed Compressed Compressed
(assumes 2:1data
compression) 24 GB 40 GB 72GB
Buffer Size Buffer Size Buffer Size Buffer Size (SCSI) 2 MB 8 MB 8 MB
Buffer Size Buffer Size Buffer Size Buffer Size (USB) 8MB 8MB 8MB
Performance Performance Performance Performance DAT 24 DAT 24 DAT 24 DAT 24 DAT 40 DAT 40 DAT 40 DAT 40 DAT 72 DAT 72 DAT 72 DAT 72
Sustained Transfer Rate Sustained Transfer Rate Sustained Transfer Rate Sustained Transfer Rate
(native)
Where 1KB = 1,000
Bytes >1.5 MB/s 3.2 MB/s * 3.2 MB/s *
Sustained Transfer Rate
Sustained Transfer Rate Sustained Transfer Rate
Sustained Transfer Rate
(with 2:1 data
compression)
Where 1KB = 1,000
Bytes >3 MB/s 6.4 MB/s * 6.4 MB/s *
Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate
Where 1KB = 1,000
Bytes 3 MB/s (asynchronous)
10 MB/s (synchronous) 6.4MB/s (asynchronous)
40 MB/s (synchronous)
6.4 MB/s (asynchronous)
40 MB/s (synchronous)
Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate
(SCSI-3 interface)
Where 1KB = 1,000
Bytes N/A N/A 6.4 MB/s (asynchronous)
160 MB/s (synchronous)
Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate Burst Transfer Rate (USB
interface)Where 1KB =
1,000 Bytes 6.4MB/s (asynchronous)
40 MB/s (synchronous)
6.4MB/s (asynchronous)
40 MB/s (synchronous)
6.4 MB/s (asynchronous)
40 MB/s (synchronous)
Data Access Time Data Access Time Data Access Time Data Access Time
(SCSI) 40 s 50 s 68 s
Average Load Time Average Load Time Average Load Time Average Load Time
(SCSI) 14 s 15 s 15 s
Average Unload Time Average Unload Time Average Unload Time Average Unload Time
(SCSI) 14 s 15 s 15 s
Rewind Time Rewind Time Rewind Time Rewind Time (SCSI) 80 s (end to end) 110 s (end to end) 120 s (end to end)
Rewind Tape Speed Rewind Tape Speed Rewind Tape Speed Rewind Tape Speed
(SCSI) 1.56 m/s 1.41 m/s 1.41 m/s
Data Access Time Data Access Time Data Access Time Data Access Time (USB) 40 s 50 s 68 s
Average Load Time Average Load Time Average Load Time Average Load Time
(USB) 15 s 15 s 15 s
Average Unload Time Average Unload Time Average Unload Time Average Unload Time
(USB) 15 s 15 s 15 s
Rewind Time Rewind Time Rewind Time Rewind Time (USB) 90 s (end to end) 110 s (end to end) 120 s (end to end)
QuickSpecs
HP StorageWorks DAT Drives HP StorageWorks DAT Drives HP StorageWorks DAT Drives HP StorageWorks DAT Drives
Technical Specifications
DA - 11883 Worldwide — Version 15 — March 20, 2006 Page 25