Seagate Cheetah 15K.6 ST3450856SS vs Comparable 3.5" SAS Hard Disks
Item 4189: Seagate ST3450856SS
Size450 GB
Cache16 MB
RPM15000
Form Factor3.5"
InterfaceSAS
Speed3 Gb/s
Disk Interface RPM Cache (MB) Size (GB) Warranty Years Best Price Vendor Value (GB/$)
Seagate Constellation ES ST32000445SS SAS 6 Gb/s 16 2000 359.99 5.56
Seagate Constellation ES ST1000NM0021 SAS 6 Gb/s 7200 64 1000 189.99 5.26
Toshiba MK2001TRKB SAS 6 Gb/s 7200 16 2000 409.99 4.88
Seagate Constellation ES ST32000444SS SAS 6 Gb/s 7200 16 2000 5 440.00 4.55
HP Midline 461137-B21 SAS 3 Gb/s 7200 1000 220.00 4.55
Seagate Constellation ES ST31000424SS SAS 6 Gb/s 7200 16 1000 5 385.00 2.60
Cisco R200-D1TC= SAS 7200 1000 552.99 1.81
Seagate Barracuda ES.2 ST3750630SS SAS 3 Gb/s 7200 16 750 448.64 1.67
HP 454232-B21 SAS 3 Gb/s 15000 450 299.00 1.51
Seagate Cheetah NS.2 ST3450802SS SAS 6 Gb/s 10000 16 450 340.00 1.32
HP P2000 AP858A SAS 6 Gb/s 15000 500 420.00 1.19
Seagate Cheetah 15K.7 ST3450857SS SAS 6 Gb/s 15000 16 450 378.02 1.19
HP Enterprise 516828-B21 SAS 6 Gb/s 15000 600 551.80 1.09
HP P2000 AP859A SAS 6 Gb/s 15000 450 450.00 1.00
HP Entry 516816-B21 SAS 6 Gb/s 15000 450 463.00 0.97
Seagate Cheetah 15K.6 ST3450856SS SAS 3 Gb/s 15000 16 450 498.95 0.90
HP StorageWorks MSA2 AJ737A SAS 3 Gb/s 15000 450 535.99 0.84

Price History

Recent Price Changes

2012-02-03 $498.95 +88.18
2012-02-03 $410.77 -88.18
2012-01-30 $498.95 +88.18
2012-01-30 $410.77 -88.18
2012-01-25 $498.95 +88.18
2012-01-25 $410.77 -88.18
2012-01-12 $498.95 +158.95
2012-01-08 $340.00 -158.95
2012-01-07 $498.95 +173.95
2012-01-07 $325.00 -173.95

Manufacturer's Specs

General
InterfaceSAS 3Gb/s
Cache16MB
Capacity450GB
Performance
Spindle Speed15,000 RPM
Random write seek time3.9ms
I/O data transfer rate300MB/s
Average latency2.0ms
Random read seek time3.4ms
Sustained data transfer rate171,000Mb/s
Power
Maximum start current, AC4.36
Maximum start current, DC1.93
Acoustics
Acoustics (Seek Volume)3.7 bels
Acoustics (Idle Volume)3.5 bels
Reliability
Annual Failure Rate0.55%
MTBF1,600,000 hours
Physical
Width101.85mm (4.010 in)
Length146.99mm (5.787 in)
Height26.11mm (1.028 in)
Weight (typical)709g (1.53 lb)

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