Ultra-fast SAS storage.\nWD XE delivers 6 Gb/s transfer rates, sustained sequential data rates of up to 204 MB/s and high random I/O rates.\n\nLow power consumption.\nThis 2.5-inch SAS drive requires less than 8 watts to operate. And its small form-factor allows for more system airflow resulting in lower cooling costs.\n\nIndustry's highest reliability rating.\nWith a field-tested 2 million hour MTBF, this high performance drive is perfect for enterprise server and enterprise storage applications.