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Compared to flash drives in same form factor, maximum rotating disk drive capacity is much smaller, [citation needed] with 100 TB available in 2018, [1] and 32 TB for 2.5-inch. [2] The disk drive size, such as 3.5-inch, is usually refers to the diameter of the disk platters.
In 1993, Seagate released the first Barracuda drive, with the ST11950. The drive had a capacity of 2.03 GB (1.69 GB formatted), was available with FAST SCSI-2 (N/ND models) or WIDE SCSI-2 (W/WD models) interface, and was the first hard drive ever to have a spindle speed of 7200-RPM.
2011 - Samsung announces 1 TB of capacity per 3.5 inch hard drive platter. [60] 2012 – TDK demonstrates 2 TB on a single 3.5-inch platter [61] 2012 – WDC acquires HGST operating it as a wholly owned subsidiary. WDC then provides rights to Toshiba, [62] allowing it to re-enter the 3.5-inch desktop hard disk drive market. [63]
Endurance: 72 TB to 288 TB, Power Active Average: 0.05W [91] Pro 7600p Harris Harbor 128/256/512/1024/2048 64-Layer 3D TLC PCIe 3.1 x4 NVMe M.2 Silicon Motion SM2262 3230/1625 340/275 January 2018 Endurance: 72 TB to 576 TB, Power Active Average: 0.05W [92] 800p Brighton Beach 58/118 20 nm 3D XPoint PCIe 3.0 x2 NVMe 1.1
The 3.5" drives have a maximum capacity of 2TB and the 2.5" Freeagent Go has a maximum of 1TB. The Go Special Edition is the same as the regular Go but with a different case. All the drives support USB 2.0, and the Xtreme also has 2 FireWire 400 ports and an eSATA port.
As of March 2015, available capacities for external hard disk drives ranged from 500 GB to 10 TB. [149] External hard disk drives are usually available as assembled integrated products, but may be also assembled by combining an external enclosure (with USB or other interface) with a separately purchased drive.