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Product Name	Spindle Speed (RPM)/ Cache (MB)/	Description / Key Advantages	Capacity	Form Factor	Product Interfaces	Storage Type	Areal Density	Encryption	AFR	Mean Time Between Failures	NAND Flash Type	Average Operating Power

Product Name	Spindle Speed (RPM)/ Cache (MB)	Description / Key Advantages	Capacity	Form Factor	Product Interfaces	Storage Type	Areal Density	Encryption	AFR	Mean Time Between Failures	NAND Flash Type	Average Operating Power

Pulsar XT

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Pulsar® XT Data Sheet (339KB)

Solid State

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Fast, consistent performance (random write performance up to 18% higher than closest competitor)
High reliability (Capable of completing over 35 full drive writes per day)
Advanced media-management helps protect against data change and loss

100 — 400GB

2.5in

SAS 6Gb/s

SSD

Encryption

0.44%

2,000,000hr

SLC

4.82W, 4.97W, 6.67W

Pulsar

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Pulsar.2™ Data Sheet (421KB)

Solid State

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Enterprise-class endurance (capable of up to 10 full drive writes per day)
Protection against unintended data change or loss
Capacities up to 800GB

50 — 800GB

2.5in

SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s

SSD

Encryption

0.44%

2,000,000hr

0.80W, 1.30W, 3.42W, 3.49W, 3.54W, 4.65W, 4.66W, 4.68W, 4.75W

Savvio 15K

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Savvio 15K.3 Data Sheet (392KB)

15000RPM
16MB, 64MB

Compare Savvio 15K Hard Drive Models

Faster transaction processing to facilitate faster time-to-revenue
Double data storage capacity (up to 300 GB) over previous generation
Improved reliability by up to 20% with an annualized failure rate (AFR) of 0.44%

73.4 — 300GB

2.5in

SAS 3Gb/s, SAS 6Gb/s

HDD

237.1Gb/in², 448Gb/in²

Encryption, Encryption/FIPS

0.44%%, 0.44%, 0.55%%

1,600,000hr, 2,000,000hr

6.62W, 7.22W

Savvio 10K

Star Rating

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Savvio 10K.5 Data Sheet (479KB)

10000RPM
16MB, 64MB

Compare Savvio 10K Hard Drive Models

Improve data storage efficiency, reduce cooling and energy costs
Ease capacity, interface and form factor transitions
Optimize small form factor (SFF) drives with four capacity points on a single platform

146 — 900GB

2.5in

Fibre Channel 4Gb/s, SAS 3Gb/s, SAS 6Gb/s

HDD

252Gb/in², 257.4Gb/in², 343Gb/in², 506Gb/in², 508Gb/in²

Encryption, Encryption/FIPS

0.44%%, 0.44%, 0.55%%

1,600,000hr, 2,000,000hr

7.80W, 8.25W, 8.32W, 8.66W

Constellation

Star Rating

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Constalation.2™ Data Sheet (366KB)

7200RPM
64MB

Compare Constellation Hard Drive Models

Maximizes data center footprint with up to 76TB per square foot
Energy efficient storage at under 3.9 watts (idle)
Highest nearline reliability with an MTBF of 1.4M hours

250GB — 1TB

2.5in

SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s

HDD

417Gb/in²

Encryption, Encryption/FIPS

0.62%

1,400,000hr

4.61W, 4.73W, 5.43W, 5.48W, 6.35W

Pulsar XT

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Pulsar® XT Data Sheet (339KB)

Solid State

Compare Pulsar XT Solid State Drive Models

Fast, consistent performance (random write performance up to 18% higher than closest competitor)
High reliability (Capable of completing over 35 full drive writes per day)
Advanced media-management helps protect against data change and loss

100 — 400GB

2.5in

SAS 6Gb/s

SSD

Encryption

0.44%

2,000,000hr

SLC

4.82W, 4.97W, 6.67W

Pulsar

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Pulsar.2™ Data Sheet (421KB)

Solid State

Compare Pulsar Solid State Drive Models

Enterprise-class endurance (capable of up to 10 full drive writes per day)
Protection against unintended data change or loss
Capacities up to 800GB

50 — 800GB

2.5in

SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s

SSD

Encryption

0.44%

2,000,000hr

0.80W, 1.30W, 3.42W, 3.49W, 3.54W, 4.65W, 4.66W, 4.68W, 4.75W

Savvio 15K

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Savvio 15K.3 Data Sheet (392KB)

15000RPM
16MB, 64MB

Compare Savvio 15K Hard Drive Models

Faster transaction processing to facilitate faster time-to-revenue
Double data storage capacity (up to 300 GB) over previous generation
Improved reliability by up to 20% with an annualized failure rate (AFR) of 0.44%

73.4 — 300GB

2.5in

SAS 3Gb/s, SAS 6Gb/s

HDD

237.1Gb/in², 448Gb/in²

Encryption, Encryption/FIPS

0.44%%, 0.44%, 0.55%%

1,600,000hr, 2,000,000hr

6.62W, 7.22W

Savvio 10K

Star Rating

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Savvio 10K.5 Data Sheet (479KB)

10000RPM
16MB, 64MB

Compare Savvio 10K Hard Drive Models

Improve data storage efficiency, reduce cooling and energy costs
Ease capacity, interface and form factor transitions
Optimize small form factor (SFF) drives with four capacity points on a single platform

146 — 900GB

2.5in

Fibre Channel 4Gb/s, SAS 3Gb/s, SAS 6Gb/s

HDD

252Gb/in², 257.4Gb/in², 343Gb/in², 506Gb/in², 508Gb/in²

Encryption, Encryption/FIPS

0.44%%, 0.44%, 0.55%%

1,600,000hr, 2,000,000hr

7.80W, 8.25W, 8.32W, 8.66W

Constellation

Star Rating

Learn more

Constalation.2™ Data Sheet (366KB)

7200RPM
64MB

Compare Constellation Hard Drive Models

Maximizes data center footprint with up to 76TB per square foot
Energy efficient storage at under 3.9 watts (idle)
Highest nearline reliability with an MTBF of 1.4M hours

250GB — 1TB

2.5in

SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s

HDD

417Gb/in²

Encryption, Encryption/FIPS

0.62%

1,400,000hr

4.61W, 4.73W, 5.43W, 5.48W, 6.35W

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FEATURES
SPECIFICATIONS

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Product Name	Spindle Speed (RPM)/ Cache (MB)/	Description / Key Advantages	Capacity	Form Factor	Product Interfaces	Storage Type	Areal Density	Encryption	AFR	Mean Time Between Failures	Average Operating Power

Product Name	Spindle Speed (RPM)/ Cache (MB)	Description / Key Advantages	Capacity	Form Factor	Product Interfaces	Storage Type	Areal Density	Encryption	AFR	Mean Time Between Failures	Average Operating Power

Constellation ES Be the first to write a review Learn more Constellation® ES.2 Data Sheet (390KB)	7200RPM 64MB Compare Constellation ES Hard Drive Models	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	500GB — 3TB	3.5in	SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s	HDD	324Gb/in², 444Gb/in²	Encryption, Encryption/FIPS	0.73%%, 0.73%	1,200,000hr	10.68W, 11.33W, 4.32W, 6.40W, 6.76W, 6.97W, 7.26W, 8.94W, 9.57W
Cheetah 15K Star Rating Learn more Cheetah 15K.7 Data Sheet (543KB)	15000RPM 16MB Compare Cheetah 15K Hard Drive Models	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	73.4 — 600GB	3.5in	Fibre Channel 2Gb/s, Fibre Channel 4Gb/s, SAS 3Gb/s, SAS 6Gb/s	HDD	225Gb/in²	Encryption, Encryption/FIPS	0.55%%, 0.62%%	1,600,000hr	12.92W, 13.8W, 14.60W, 15.17W, 16.31W, 16.35W

Constellation ES Be the first to write a review Learn more Constellation® ES.2 Data Sheet (390KB)	7200RPM 64MB Compare Constellation ES Hard Drive Models	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	500GB — 3TB	3.5in	SAS 6Gb/s, SATA 3Gb/s, SATA 6Gb/s	HDD	324Gb/in², 444Gb/in²	Encryption, Encryption/FIPS	0.73%%, 0.73%	1,200,000hr	10.68W, 11.33W, 4.32W, 6.40W, 6.76W, 6.97W, 7.26W, 8.94W, 9.57W
Cheetah 15K Star Rating Learn more Cheetah 15K.7 Data Sheet (543KB)	15000RPM 16MB Compare Cheetah 15K Hard Drive Models	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	73.4 — 600GB	3.5in	Fibre Channel 2Gb/s, Fibre Channel 4Gb/s, SAS 3Gb/s, SAS 6Gb/s	HDD	225Gb/in²	Encryption, Encryption/FIPS	0.55%%, 0.62%%	1,600,000hr	12.92W, 13.8W, 14.60W, 15.17W, 16.31W, 16.35W

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AT A GLANCE
FEATURES
SPECIFICATIONS

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