ToshibaMG10ACA20TE | 20HDD aziendale TB Helium CMR

20Conto della densità della tubercolosi：氦气密封为什么是数据中心 HDD 的唯一答案

企业硬盘的容量竞赛早已不是盘片工艺的竞赛，而是\”能不能把更多盘片装进标准 3.5 英寸盒子\”的竞赛。空气盘到 12TB 就到顶，而 Toshiba MG10 系列用 第四代 10 盘片氦气密封设计把每盘密度推到 2TB，单盘做到 20TB。氦气的意义不只是容量：氦气比空气轻 7 倍、阻力小、密封后无湿度侵蚀，直接带来更低的运行功耗和更长的寿命 – Questo è 5 年 TCO 账里实实在在的数字。

Specifiche principali

The W/TB Math: Where Helium Pays for Itself

Run the numbers on a 60-bay storage node: 60 x 20TB helium drives deliver 1.2 PB per node at 4.38 W idle each – all'incirca 263 W of idle power for 1.2 PB, versus air-filled drives that would need 25% more disks (or double the nodes) for the same capacity at higher per-disk power. On a 3-year power contract, the helium premium pays back long before the drives are retired; on floor space it never goes back. IL 550 Valutazione del carico di lavoro TB/anno – over 1.5x daily full-drive writes – covers backup, archive, object storage and video-surveillance duty without endurance anxiety.

FC-MAMR and CMR: Compatibility Without Compromise

MG10 uses Toshiba\’s Flux Control Microwave-Assisted Magnetic Recording (FC-MAMR) to hit 2TB per disk while keeping Conventional Magnetic Recording (CMR) – no shingled-write penalties. That means random-write workloads behave like classic CMR drives, and the drive slots into any SATA backplane, array or server without special-casing. The 512e model (MG10ACA20TE) includes Toshiba Persistent Write Cache Technology, which protects data on sudden power loss; 4Kn (MG10ACA20TA) and SED (MG10ACA20TAY/TEY) variants cover specific deployments.

Numeri di affidabilità

• MTTF/MTBF: 2,500,000 hours with 0.35% annual failure rate.
• Workload: 550 TB per year rating for sustained data-center duty.
• Energia: 4.38 Inattivo (SATA 20TB), 281 MB/s max transfer.
• Protection: Persistent Write Cache (512e models) for sudden power-loss events.
• Density: 10-disk helium design – 20TB in the standard 3.5\” 26.1mm bay.

Domande frequenti sull'acquisto

• CMR o SMR? CMR completo – random writes behave normally, nessun avvertimento di scandole.
• Interfaccia? SATA 6Gbit/s, 512e with Persistent Write Cache; 4Kn and SED variants available.
• Adattamento del carico di lavoro? Cloud-scale capacity, object storage, backup/archivio, sorveglianza – 550 TB/anno valutato.
• Power draw? 4.38 Inattivo – helium efficiency for dense storage nodes.
• Server più adatti? 3.5-inch bays: 20 in un xFusion2288H V7 O 12 nell'a PowerEdge R760.

Building a 1PB+ storage tier? We supply the MG10ACA20TE with matching servers and RAID configuration – prezzi competitivi, 3-anno di garanzia, global shipping and free capacity-planning consultation from our team. Contattaci for a per-TB TCO comparison.