Western Digital 500 GB Caviar Green SATA 3 Gb/s Intellipower 32 MB Cache Bulk/OEM Desktop Hard Drive - WD5000AADS<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>WD Caviar Green hard drives reduce power consumption by up to 40% and offer best-in-class acoustics and operating temperature.</li><li>A fine-tuned balance of spin speed， transfer rate and caching algorithms designed to deliver both significant power savings and solid performance.</li><li>IntelliSeek - Calculates optimum seek speeds to lower power consumption， noise， and vibration.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41-G8x0MoUL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51yl2DEVzkL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/516DezLESWL.jpg" noproxy>