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High performance and proven reliability

Cheetah® 15K.7 hard drives have field-proven reliability with the performance and capacities for legacy 3.5-inch mission critical enterprise storage.

Join the latest ranks of IT shops worldwide by exploring the cost-effective 2.5-inch form factor alternatives- Savvio 15K and 10K, or if you're locked into 3.5-inch, check out Constellation ES:

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  • Switch to Savvio 15K for maximum performance
  • Switch to Savvio 10K for the perfect balance of high performance and high capacity
  • Switch to Constellation ES for 5-times more storage capacity

By making the switch, you'll also benefit from migrating from 4Gb Fibre Channel to 6Gb SAS for improved performance and improved data integrity with a future.

Compare all models
Cheetah 15k overview piggy bank icon

Switch to 2.5” drives for cost-effective performance

Improve your performance by 15% by switching to Savvio 15K. Additionally, these drives deliver up to 10% faster random reads and up to 8% faster random writes vs. legacy 3.5-inch 15K drives.1

1Actual improvement varies depending on queue depth and transfer size.

More Savvio 15K features
int es 2.5 savvio 10k features-2

Get more with Savvio 10K

Get 33% more capacity (Up to 900GB) with Cheetah 15K-like performance -168MB/s vs. 171MB/s of sustained throughput.

Savvio 10K hard drives offer OEMs and data center managers easy flexibility when upgrading and transitioning data storage systems.

More Savvio 10K features

Locked into 3.5” form factor?

Get 5X the capacity (Up to 3TB) by moving to the Constellation ES 7200-RPM hard drive.

Each generation of Constellation ES drives features industry-leading innovations that deliver consistent, scalable and reliable data access along with robust nearline performance for multi-drive enterprise solutions.

More Constellation ES features

Transitioning to Savvio 10K hard drive enables:

 

  • Improved data storage efficiency, reduce cooling and energy costs
  • Ease of capacity, interface and form factor transitions
  • Optimized small form factor (SFF) drives with four capacity points on a single platform
  • Ensured data integrity and protection with Self-Encrypting Drives (SED) and FIPS 140-2 Validated™ SED security options1

1Self–Encrypting Drives (SED) and FIPS 140–2 Validated drives are not available in all models or countries. May require TCG–compliant host or controller support. TM: A Certification Mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

Transitioning to Savvio 15K offers:

  • Faster transaction processing to facilitate faster time-to-revenue
  • Improved reliability by up to 20% with an annualized failure rate (AFR) of 0.44%
  • Self-Encrypting Drives (SED) and FIPS 140-2 Validated™ SED security options1

1Self-Encrypting Drives (SED) and FIPS Validated drives are not available in all models or countries. May require TCG-compliant host or controller support. TM: A Certification Mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

Prefect for

    What's in the box

      Constellation ES drives offer:

       

      • Capacity — Maximize your data center footprint by storing up to 114TB per square foot
      • Efficiency — Save on power and cooling costs with PowerChoice™ technology
      • Enterprise-class reliability — Ensures consistent, scalable and reliable data access 24x7
      • Highest data integrity — Enterprise-class 6Gb/s SAS ensures data is stored reliably
      • SED data protection and/or FIPS 140-2 compliant options1

      1Self-Encrypting Drives (SED) and FIPS 140-2 Validated drives are not available in all models or countries. May require TCG-compliant host or controller support. TM: The FIPS logo is a certification mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

      System Requirement

        Related products
        Enterprise Performance 15K HDD

        2.5” drives for tower, rack and blade servers. SED,  SED-FIPS and TurboBoost™ options.

        Features

        Transitioning to Savvio 15K offers:

        • Faster transaction processing to facilitate faster time-to-revenue
        • Improved reliability by up to 20% with an annualized failure rate (AFR) of 0.44%
        • Self-Encrypting Drives (SED) and FIPS 140-2 Validated™ SED security options1

        1Self-Encrypting Drives (SED) and FIPS Validated drives are not available in all models or countries. May require TCG-compliant host or controller support. TM: A Certification Mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

        Transitioning to Savvio 10K hard drive enables:

         

        • Improved data storage efficiency, reduce cooling and energy costs
        • Ease of capacity, interface and form factor transitions
        • Optimized small form factor (SFF) drives with four capacity points on a single platform
        • Ensured data integrity and protection with Self-Encrypting Drives (SED) and FIPS 140-2 Validated™ SED security options1

        1Self–Encrypting Drives (SED) and FIPS 140–2 Validated drives are not available in all models or countries. May require TCG–compliant host or controller support. TM: A Certification Mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

        Constellation ES drives offer:

         

        • Capacity — Maximize your data center footprint by storing up to 114TB per square foot
        • Efficiency — Save on power and cooling costs with PowerChoice™ technology
        • Enterprise-class reliability — Ensures consistent, scalable and reliable data access 24x7
        • Highest data integrity — Enterprise-class 6Gb/s SAS ensures data is stored reliably
        • SED data protection and/or FIPS 140-2 compliant options1

        1Self-Encrypting Drives (SED) and FIPS 140-2 Validated drives are not available in all models or countries. May require TCG-compliant host or controller support. TM: The FIPS logo is a certification mark of NIST, which does not imply product endorsement by NIST, the U.S., or Canadian governments.

        Specifications

         
        Generation 15K.7 15K.5
        Capacity 600GB 450GB 300GB 146.8GB 73.4GB 300GB
        Show me :
        Form Factor 3.5" 3.5" 3.5" 3.5" 3.5" 3.5"
        Interface Options Fibre Channel 4Gb/s, SAS 6Gb/s SAS 6Gb/s, Fibre Channel 4Gb/s Fibre Channel 4Gb/s, SAS 6Gb/s, SCSI (Ultra 320) SCSI (Ultra 320) SCSI (Ultra 320) SCSI (Ultra 320)
        Performance            
        Spindle Speed (RPM) 15000 15000 15000 15000 15000 15000
        Cache (MB) 16 16 16 16 16 16
        Transfer Rate, Max Ext (MB/s) 400, 600 600, 400 400, 600, 320 320 320 10.0
        Sustained Data Rate OD     125MB/s 125MB/s 320MB/s, 125MB/s 125MB/s
        Average Latency (ms) 2.0 2.0 2.0 2.0 2.0 2.0
        Power Management            
        Idle, Typical Operating (W) 11.61, 11.68 10.10, 10.26 8.98, 8.74, 13.10 10.39 8.49 13.10
        Physical            
        Height (in/mm) (maximum) 1.028/26.10 1.028/26.10 1.028/26.10, 1.028/26.11 1.028/26.11 1.028/26.11 1.028/26.11
        Width (in/mm) (maximum) 4.010/101.85 4.010/101.85 4.010/101.85 4.010/101.85 4.010/101.85 4.010/101.85
        Length (in/mm) (maximum) 5.787/146.99 5.787/146.99 5.787/146.99 5.787/146.99 5.787/146.99 5.787/146.99
        Weight (lb/g) 1.51/686 1.49/676 1.48/671, 1.85/839 1.85/839 1.85/839 1.85/839
        Model Number Generation Capacity Interface Spindle Speed (RPM) Cache (MB) Areal Density Encryption Storage Type Maximum Length Maximum Width Maximum Height Typical Weight AFR Operating Temperature Average Operating Power
        ST3600957FC 15K.7 600GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption   146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.31W
        ST3600057FC 15K.7 600GB Fibre Channel 4Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.31W
        ST3600057SS 15K.7 600GB SAS 6Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.35W
        ST3600957SS 15K.7 600GB SAS 6Gb/s 15000RPM 16MB 225 Encryption HDD 146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.35W
        ST3600857FC 15K.7 600GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.31W
        ST3600857SS 15K.7 600GB SAS 6Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 686g 0.55% 55°C 16.35W
        ST3450757FC 15K.7 450GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption   146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 15.17W
        ST3450757SS 15K.7 450GB SAS 6Gb/s 15000RPM 16MB 225 Encryption HDD 146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 14.60W
        ST3450657SS 15K.7 450GB SAS 6Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 14.60W
        ST3450857SS 15K.7 450GB SAS 6Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 14.60W
        ST3450657FC 15K.7 450GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 15.17W
        ST3450857FC 15K.7 450GB Fibre Channel 4Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 676g 0.55% 55°C 15.17W
        ST3300655LC 15K.7 300GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 17.61W
        ST3300457FC 15K.7 300GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 13.8W
        ST3300457SS 15K.7 300GB SAS 6Gb/s 15000RPM 16MB 225 Encryption/FIPS HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 12.92W
        ST3300657SS 15K.7 300GB SAS 6Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 12.92W
        ST3300557SS 15K.7 300GB SAS 6Gb/s 15000RPM 16MB 225 Encryption HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 12.92W
        ST3300657FC 15K.7 300GB Fibre Channel 4Gb/s 15000RPM 16MB 225   HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 13.8W
        ST3300557FC 15K.7 300GB Fibre Channel 4Gb/s 15000RPM 16MB 225 Encryption HDD 146.99mm 101.85mm 26.10mm 671g 0.55% 55°C 13.8W
        ST3146855LC 15K.7 146.8GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 13.91W
        ST3146855LW 15K.7 146.8GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 13.91W
        ST373455LW 15K.7 73.4GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 12.73W
        ST373455LC 15K.7 73.4GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 12.73W
        ST3300655LW 15K.5 300GB SCSI (Ultra 320) 15000RPM 16MB 110   HDD 146.99mm 101.85mm 26.11mm 839g 0.62% 55°C 17.61W