The Western Digital 8TB HDD BD Ultrastar 7200 rpm SATA 3.5″ Internal HDD from WD is an enterprise-grade drive designed for demanding 24×7 data storage solutions. Ultrastar drives are built to be durable, featuring up to an error tolerance of <1 in 1015, a MTBF rating of 2 million hours, and an Annualized Failure Rate (AFR) of 0.44%, depending on the model. Endurance aside, this drive offer fast 7200 rpm performance with 256 MB of cache and data transfer speeds of up to 249 MB/s.
