WD20EARS Caviar Green drives make it possible for energy conscious customers to build systems with higher capacities and the right balance of system performance, ensured reliability, and energy conservation. You can holds up to 400,000 digital photos, 500,000 MP3 files, and 240 hours of HD video with WD20EARS 2TB capacity.
WD Advanced Format drives are specifically optimized for Mac and the latest Windows operating systems such as Windows Vista and Windows 7. WD Advanced Format drives work with legacy operating systems such as Windows XP but require the use of the free WD Align software available on www.wdc.com/advformat.
WD Caviar Green hard drives reduce power consumption by up to 40 percent and offer best in class acoustics and operating temperature. Can calculates optimum seek speeds to lower power consumption, noise, and vibration with the IntelliSeek.
The result really excellent with WD20EARS on iMac.
Western Digital 2TB WD20EARS Specs details:
General
Device Type: Hard drive – internal
Width: 4 in
Depth: 5.8 in
Height: 1 in
Weight: 1.6 lbs
Hard Drive
Form Factor: 3.5″ x 1/3H
Capacity: 2 TB
Interface Type: Serial ATA-300
Buffer Size: 64 MB
Features: IntelliSeek, StableTrac, Perpendicular Magnetic Recording (PMR), IntelliPower, NoTouch ramp load technology, GreenPower technology
Compliant Standards: S.M.A.R.T.
Performance
Drive Transfer Rate: 300 MBps (external)
Internal Data Rate: 110 MBps
Spindle Speed: 5400 rpm
Reliability
Non-Recoverable Errors: 1 per 10^15
Start / Stop Cycles: 300,000
Expansion / Connectivity
Interfaces: 1 x Serial ATA-300 – 7 pin Serial ATA
Compatible Bays: 1 x internal – 3.5″ x 1/3H
Miscellaneous
Compliant Standards: RoHS
Manufacturer Warranty
Service & Support: 3 years warranty
Service & Support Details: Limited warranty – 3 years
Environmental Parameters
Min Operating Temperature: 32 °F
Max Operating Temperature: 140 °F
Shock Tolerance: 65 g @ 2ms (operating) / 250 g @ 1ms (non-operating)
Western Digital 2TB WD Caviar Green SATA 3Gbps Internal Hard Drive available for $79.95 after MIR (mail in rebate).