ST3320813AS Seagate Barracuda 7200.11 320GB SATA Hard Drive

ST3320813AS Specifications

Seagate Barracuda 7200.11 320GB 7200RPM SATA 3.5″ Internal Hard Drive

Manufacturer : Seagate
Manufacturer Model : ST3320813AS
Product Line : Barracuda 7200.11
Product Series : 7200.11
Product Type : Internal Hard Drive
Product Name : Seagate Barracuda 7200.11 320GB

KEY FEATURES :
Storage Capacity : 320 GB
Interface Type : SATA II 3.0 Gbps
Form Factor : 3.5‑inch
Spindle Speed : 7200 RPM
Cache : 8 MB
Average Seek Time : 11 ms
Recording Technology : Perpendicular Magnetic Recording (PMR)
Bytes per Sector : 512
Start/Stop Cycles : 300,000
MTBF : 750,000 hours
Annual Failure Rate (AFR) : 0.55%
Workload Rating : up to 55 TB/year
Load/Unload Cycles : 300,000
Shock Resistance (Operating) : 70 G (2 ms)
Shock Resistance (Non-Operating) : 350 G (2 ms)
RoHS Compliant : Yes

PERFORMANCE :
Sustained Transfer Rate : up to 115 MB/s
Maximum Data Transfer Rate : 1460 Mbit/s
Interface Speed : 3 Gbps
Average Read Seek Time : 11 ms
Average Write Seek Time : 12 ms
Track-to-Track Read Seek Time : 1.0 ms
Track-to-Track Write Seek Time : 1.0 ms
Acoustic (Idle) : 2.8 Bels
Acoustic (Seek) : 3.0 Bels
Vibration (Operating) : 0.25 G (5–500 Hz)
Vibration (Non-Operating) : 0.25 G (5–500 Hz)

ENVIRONMENTAL :
Operating Temperature : 0 °C to 60 °C
Storage Temperature : ‑40 °C to 70 °C
Operating Humidity : 5% to 95% (Non-Condensing)
Storage Humidity : 5% to 95% (Non-Condensing)
Operating Altitude : ‑60.96 m to 3048 m
Non-Operating Altitude : ‑60.96 m to 12192 m
Operating Shock : 70 G (2 ms)
Non-Operating Shock : 350 G (2 ms)
Acoustic (Idle) : 2.8 Bels
Acoustic (Seek) : 3.0 Bels

PHYSICAL :
Dimensions (L×W×H) : 147.00 mm × 101.60 mm × 20.20 mm
Weight : 405 g