🗄️ QUANTUM MICRO SYSTEMS • ENTERPRISE SCSI STORAGE
10,000 RPM Ultra2 LVD Disk Arrays, DDS-3 DAT Autoloaders & RAID Controllers • 1998
Ultra2 Wide Low-Voltage Differential (LVD) SCSI Hard Drives
| Drive Model |
Capacity |
Spindle RPM |
Interface |
Burst Transfer |
Average Seek |
| Quantum Atlas IV 18.2GB |
18.2 Gigabytes |
7,200 RPM |
80-Pin SCA-2 LVD |
80 MB/sec |
6.9 ms |
| Seagate Cheetah 9LP 10K |
9.1 Gigabytes |
10,000 RPM |
68-Pin Ultra2 Wide LVD |
80 MB/sec |
5.2 ms |
| IBM Ultrastar 36ZX 10K |
36.4 Gigabytes |
10,000 RPM |
80-Pin SCA-2 Hot-Swap |
80 MB/sec |
4.9 ms |
⚡ Ultra2 LVD Advantage: Low-Voltage Differential signaling doubles bus bandwidth to 80 MB/sec while extending allowable SCSI ribbon cable length to 12 meters across up to 15 connected target devices.
Automated 4mm DDS-3 DAT Tape Backup Autoloaders
- HP SureStore DAT24x6 Autoloader: Holds 6 DDS-3 cartridges for 144 GB unattended automated network backup.
- Hardware Data Compression: Real-time 2:1 hardware compression engines achieving up to 2 MB/sec sustained write rates.
- Mean Time Between Failures: 300,000 power-on hours at 100% duty cycle rating.