Internal Hard Disks

Seagate ST3320820SCE 320GB SATA 3Gbs 3.5" Form Factor Desktop Internal Hard Disk

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  • Type : HDD
  • Interface : SATA
  • Form Factor : 3.5 inch
  • Capacity : 320 GB
  • Desktop
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Seagate ST3320820SCE 320GB 7200RPM 8MB Cache SATA 3.0Gb/s 3.5" internal desktop hard drive features innovative perpendicular recording technology. Seagate DB35 Series hard drives deliver superb performance, efficiency, speed and durability for all your application needs.

Key Features and Benefits

SATA 3Gb/s interface
Perpendicular recording technology for maximum drive capacity and reliability
8-MB cache buffer
Ultra-fast performance
Superb reliability
Whisper-quiet operation
Enhanced G-Force Protection against handling damage
78 MB/s maximum sustained data transfer rate
Clean Sweep calibration and Directed Offline scan diagnostics
RoHS (restriction of hazardous substances) compliant

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  • Type : HDD
  • Interface : SATA
  • Form Factor : 3.5 inch
  • Capacity : 320 GB
  • Desktop

Technical Specifications

Brand Seagate
Hard Disk Model SEAGATE ST3320820SCE
Disk Family DB35.3 320820
Form Factor 3.5"
Capacity 320 GB (320 x 1 000 000 000 bytes)
Number Of Disks 2
Number Of Heads 4
Rotational Speed 7200 RPM
Rotation Time 8.33 ms
Average Rotational Latency 4.17 ms
Disk Interface Serial-ATA/300
Buffer-Host Max. Rate 300 MB/seconds
Buffer Size 8192 KB
Drive Ready Time (typical) 16 seconds
Width 101.6 mm (4.00 inch)
Depth 146.99 mm (5.79 inch)
Height 26.1 mm (1.03 inch)
Weight 580 grams (1.28 pounds)
Acoustic (Idle) 2.7 Bel
Acoustic (Min performance and volume) 2.9 Bel
Acoustic (Max performance and volume) 2.9 Bel
Required Power For Spinup 2800 mA
Power Required (Seek) 12.8 W
Power Required (Idle) 7.20 W
Power Required (Standby) 0.80 W


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