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דף ראשי arrow דיסק פנימי arrow Western Digital 2TB
דיסק פנימי arrow Western Digital 2TB



Western Digital 2TB


Price: ₪813.79 (including 18 % tax)


Model
Brand
Western Digital
Series
Caviar Green
Model
WD20EARS
Packaging
Bare Drive
Performance
Interface
SATA 3.0Gb/s
Capacity
2TB
Cache
64MB
Physical Spec
Form Factor
3.5"
 
Model
• WD20EARX
Formatted Capacity
• 2,000,398 MB
Guaranteed Sectors
• 3,907,029,168
Bytes Per Sector
• 512 bytes (Emulated)
Platters
• 3 Platters
Read/Write Heads
• 6 Read/Write Heads
Spindle Speed
• Fixed, Between 5400-7200 RPM
Cache Buffer
• 64 MB SDRAM
Internal Data Transfer Rate
• 110 MB/s (sustained, maximum)
Maximum I/O Transfer Rate
• 6.0 Gbits/s
Average Seek
• 8.9 ms
Average Latency
• NA
Drive Ready Time
• 14.3 seconds
Interface
• Serial ATA 6 Gb/s
Supported SATA Data Transfer Mode
• 6.0 Gbits/s
• 3.0 Gbits/s
• 1.5 Gbits/s
SATA Hotplug Capability
• Yes
Maximum Height
• 26.1 mm (1.028 inches)
Maximum Width
• 101.6 mm (4.00 inches)
Maximum Length
• 147.0 mm (5.787 inches)
Maximum Weight
• 640 g (1.40 lbs)
Power Requirements
• +12V DC ± 10 %
• +5V DC ± 5 %
Power Consumption
• 5.3 W (Read / Write)
• 3.3 W (Idle)
• 0.7 W (Standby)
• 0.7 W (Sleep)
Ambient Temperature
• 0 °C to 60 °C (Operating)
• -40 °C to 70 °C (Non-Operating)
Maximum Shock
• 65 G @ 2 ms (Read/Write)
• 250 G @ 2 ms (Non-Operating)
Drive Acoustics
• 24 dBA average (Idle Mode)
• 29 dBA average (Performance Seek Mode)
• 25 dBA average (Quiet Seek Mode)
Non-Recoverable Read Errors
• 1 error per 1014 bits read
Load/Unload Cycles
• 300,000 (minimum)
 









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