Constellation Hard Drive Support

Getting Started

Support Spotlight

Constellation FAQs

See our most frequently asked questions about Constellation internal hard drives.

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Top Articles

Where can I find drivers for my SATA drive?

Find out where to find drivers for SATA drives.

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How do I Low-Level Format a SATA or ATA (IDE) Hard Drive?

Find out how to format your hard drive.

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Firmware Updates

Seagate products are run by firmware. Having the latest firmware can improve the performance and/or reliability of your product.

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The BIOS does not detect or recognise the ATA/SATA hard drive

There are six main reasons why a system BIOS will not detect the presence of an internal hard drive.

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How To's

Troubleshooting

Downloads

Utilities

Utilities

  • DiscWizard

    Seagate DiscWizard works with Maxtor and Seagate disc drives. The software lets you install your new disc drive quickly, with wizards that guide you through the processes of creating and formatting partitions on your disc drive, transferring and backing up your data. Learn more

    Download

  • MaxBlast 5

    MaxBlast works with Maxtor disc drives only. The software lets you install your new disc drive quickly, with wizards that guide you through the processes of creating and formatting partitions on your disc drive, transferring and backing up your data. Learn more

    Download

  • SeaTools for DOS

    The quick diagnostic tool that checks the health of your drive. Learn more

    Download

Specifications

constellation.2 fal prod spec
 
Generation Constellation.2 Constellation.1
Capacity 1TB 500GB 250GB 500GB 160GB
Show me:
Form Factor 2.5" 2.5" 2.5" 2.5" 2.5"
Interface Options SATA 6Gb/s, SAS 6Gb/s SAS 6Gb/s, SATA 6Gb/s SATA 6Gb/s SAS 6Gb/s, SATA 3Gb/s SATA 3Gb/s
Performance          
Spindle Speed (RPM) 7200 7200 7200 7200 7200
Cache (MB) 64 64 64 16, 32 32
Transfer Rate, Max Ext (MB/s) 600 600 600 600, 300 300
Sustained Data Rate OD 115Mb/s 115Mb/s 115Mb/s 100Mb/s, 95Mb/s 95Mb/s
Average Latency (ms) 4.16 4.16 4.16 4.16 4.16
Reliability/Data Integrity          
Non-recoverable Read Errors per Bits Read 1 in 1015 1 in 1015 1 in 1015 1 in 1015 1 in 1015
Annualised Failure Rate (AFR) 0.62% 0.62% 0.62% 0.73% 0.73%
Power Management          
Idling, Typical Operating (W) 2.95, 3.84 3.19, 2.44 2.25 2.90, 2.71 2.14
Environmental          
Temperature          
Operating 5° to 60°C 5° to 60°C 5° to 60°C 5° to 55°C 5° to 55°C
Non-operating -40° to 70°C -40° to 70°C -40° to 70°C -40° to 70°C -40° to 70°C
Shock          
Operating: Gs (ms) 70 / 40 (2ms), 25 (2ms) 25 (2ms), 70 / 40 (2ms) 70 / 40 (2ms) 25 (2ms), 70/40 (2ms) 70/40 (2ms)
Non-operating: Gs (ms) 400 (2ms) 400 (2ms) 400 (2ms) 400 (2ms) 400 (2ms)
Acoustics (bels - sound power)          
Idling 2.2 2.2 2.2 2.3 2.1
Operating 2.8 2.8 2.8 2.6 2.5
Physical          
Height (in/mm) (maximum) 0.591/15.00 0.591/15.00 0.591/15.00 0.591/15.00 0.591/15.00
Width (in/mm) (maximum) 2.760/70.10 2.760/70.10 2.760/70.10 2.760/70.10 2.760/70.10
Length (in/mm) (maximum) 3.955/100.45 3.955/100.45 3.955/100.45 3.955/100.45 3.955/100.45
Weight (lbs/g) 0.441/200, 0.440/200 0.400/183, 0.403/183 0.395/179 0.43/196 0.41/188
Model Number Generation Capacity Interface Spindle Speed (RPM) Cache (MB) Encryption Storage Type Areal Density Maximum Operating Shock Maximum Length Maximum Width Maximum Height Typical Weight AFR Operating Temperature Average Operating Power
ST91000640NS Constellation.2 1TB SATA 6Gb/s 7200RPM 64MB   HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 5.43W
ST91000642NS Constellation.2 1TB SATA 6Gb/s 7200RPM 64MB Encryption/FIPS HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 5.43W
ST91000640SS Constellation.2 1TB SAS 6Gb/s 7200RPM 64MB   HDD 417 25Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 6.35W
ST91000641SS Constellation.2 1TB SAS 6Gb/s 7200RPM 64MB Encryption HDD 417 25Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 6.35W
ST91000641NS Constellation.2 1TB SATA 6Gb/s 7200RPM 64MB Encryption HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 5.43W
ST91000642SS Constellation.2 1TB SAS 6Gb/s 7200RPM 64MB Encryption/FIPS HDD 417 25Gs 100.45mm 70.10mm 15.00mm 200g 0.62% 60°C 6.35W
ST9500622NS Constellation.2 500GB SATA 6Gb/s 7200RPM 64MB Encryption/FIPS HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 4.73W
ST9500622SS Constellation.2 500GB SAS 6Gb/s 7200RPM 64MB Encryption/FIPS HDD 417 25Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 5.48W
ST9500621SS Constellation.2 500GB SAS 6Gb/s 7200RPM 64MB Encryption HDD 417 25Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 5.48W
ST9500620SS Constellation.2 500GB SAS 6Gb/s 7200RPM 64MB   HDD 417 25Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 5.48W
ST9500621NS Constellation.2 500GB SATA 6Gb/s 7200RPM 64MB Encryption HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 4.73W
ST9500620NS Constellation.2 500GB SATA 6Gb/s 7200RPM 64MB   HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 183g 0.62% 60°C 4.73W
ST9250611NS Constellation.2 250GB SATA 6Gb/s 7200RPM 64MB Encryption HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 179g 0.62% 60°C 4.61W
ST9250612NS Constellation.2 250GB SATA 6Gb/s 7200RPM 64MB Encryption/FIPS HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 179g 0.62% 60°C 4.61W
ST9250610NS Constellation.2 250GB SATA 6Gb/s 7200RPM 64MB   HDD 417 70 / 40Gs 100.45mm 70.10mm 15.00mm 179g 0.62% 60°C 4.61W
ST9500430SS Constellation.1 500GB SAS 6Gb/s 7200RPM 16MB   HDD 283 25Gs 100.45mm 70.10mm 15.00mm 196g 0.73% 55°C 3.83W
ST9500432SS Constellation.1 500GB SAS 6Gb/s 7200RPM 16MB Encryption/FIPS HDD 283 25Gs 100.45mm 70.10mm 15.00mm 196g 0.73% 55°C 3.83W
ST9500431SS Constellation.1 500GB SAS 6Gb/s 7200RPM 16MB Encryption HDD 283 25Gs 100.45mm 70.10mm 15.00mm 196g 0.73% 55°C 3.83W
ST9500530NS Constellation.1 500GB SATA 3Gb/s 7200RPM 32MB   HDD 283 70/40Gs 100.45mm 70.10mm 15.00mm 196g 0.73% 55°C 3.11W
ST9160511NS Constellation.1 160GB SATA 3Gb/s 7200RPM 32MB   HDD 283 70/40Gs 100.45mm 70.10mm 15.00mm 188g 0.73% 55°C 2.92W

Capacity 1TB, 500GB, 250GB, 160GB

Cache (MB) 64, 32, 16

Resources