Western Digital has a new mechanical hard drive for consumers. Utilizing fourth generation HelioSeal technology and eight PMR platters to fit 1.5TB of data per platter, the WD121KRYZ has a capacity of 12TB and features quite a few enterprise technologies to improve reliability and reduce data loss. Gold drives sport a btter error rate then WD red drivers.
The WD Gold 12TB drive is an eight-platter 3.5″ drive spinning at 7200RPM paired with 256 MB of cache and featuring a SATA III interface. The helium sealed hard drive uses a dual stage actuator head positioning system that and adjust the fly height of the read-write head in real time. Plus there is time limited error recovery technology ensures that bad sectors do not cause a RAID rebuild to fail .
The WD Gold 12TB is built for continuous operation with an annual workload rate of 550TB running 24/7 with a 5-year warranty and 2.5 million hours MTBF. The maximum sustained transfer is 255 MB/s. The HD is available for $521.99 from Western Digital which works out to $0.0435 / GB.
