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Barracuda® XT Desktop Hard Drives

The new Barracuda® XT hard drive from Seagate delivers the industry‘s first 2-TB, 7,200-RPM desktop drive with a massive 64-MB cache and the fastest SATA interface - SATA 6-Gb/s.

Model ST32000641AS SATA 6Gb/s 2TB

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Key Features and Benefits

  • A massive 2-TB drive capacity provides plenty of room for downloading today's space-hungry PC games or up to 45 hours' of 1080i, HD-DVCPRO-encoded, high-definition video.
  • The 7,200-RPM performance platform complements high capacity, delivering a power combination of extreme storage and top-end desktop performance.
  • A 64-MB cache optimises burst performance and reduces data throughput bottlenecks.
  • The SATA 6-Gb/s interface enables the use of the industry's newest and fastest hard drive controllers, while providing backward compatibility to legacy SATA 1.5-Gb/s or 3-Gb/s systems.
  • Configurable with Seagate® SeaTools™ software - users can optimise the drive configuration and tune for capacity or performance for the ultimate in customer choice and control.

Best-fit Applications

  • High-performance PC gaming systems
  • High-definition video editing and production systems
  • Home servers and workstations
  • Desktop RAID
  • FireWire 800- or eSATA-enabled external storage devices

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Barracuda XT SATA 6 Gb/s 2-TB Hard Drive

ST32000641AS

Specifications
Model Number ST32000641AS
Interface SATA 6Gb/s
Cache 64MB
Capacity 2TB
Areal density (avg) 347Gbits/inch2
Guaranteed Sectors 3,907,029,168
PHYSICAL
Height (max) 26.1mm (1.028 inches)
Width (max) 101.6mm (4.0 inches)
Length (max) 146.99mm (5.787 inches)
Weight (typical) 700grammes (1.543 pounds)
PERFORMANCE
Spindle Speed 7200 rpm
Sustained data transfer rate 138Mb/s
Average latency 4.16msec
Random read seek time 8.5msec
Random write seek time 9.5msec
Maximum interface transfer rate 600Mbytes/sec
Unrecoverable read errors 1 in 1014
RELIABILITY
MTBF 750,000 hours
Annual Failure Rate 0.34
POWER
12V start max current 2.8amps
Average idle current 6.39watts
ENVIRONMENT
Ambient Temperature
Operating 5°–60°C
Non-operating -40°–70°C
Maximum operating temperature change 20°C per hour
Maximum non-operating temperature change 30°C per hour
Shock
Operating Shock (max) 63 Gs for 2msec
Non-operating Shock (max) 300 Gs for 2msec
ACOUSTICS
Acoustics (Idle Volume) 2.8 bels
Acoustics (Seek Volume) 3.2 bels

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