Seagate launches its 20TB IronWolf PRO HDD
Seagate has now announced two highly anticipated 20TB hard disk drives (HDDs), The Exos X20 20TB and the IronWolf Pro 20TB are both conventional magnetic recording (CMR)-based hard disk drives (HDDs) that will be available for purchase later this month for £669 and £559.90,
While solid-state drives (SSDs) are far faster than traditional hard disk drives (HDDs) in the consumer market, they fall short in terms of raw capacity, which is a critical consideration for enterprise applications. The IronWolf Pro 20TB is designed specifically for high-volume network-attached storage (NAS) workloads, and it can achieve sustained transfer speeds of 285MB/s on a single channel. There are also integrated rotational vibration (RV) sensors and a three-year subscription to Seagate's Rescue Data Recovery Services included with the purchase of the drive.
For hyperscale data centers, the Exos X20 20TB, on the other hand, is the ideal storage solution. Seagate states that the drive was designed with cloud storage in mind and that it has three times the caching performance of comparable devices.Seagate claims that the Exos X20 hard drive may be used in conjunction with the company's recently announced Exos CORVAULT storage solution, which can house up to 106 Exos business drives in under seven inches (18 cm) of available rack space. Heat-assisted magnetic recording (HAMR) technology is already used by Seagate in their 20TB hard disk drives, which the company has made available only to a small number of customers so far. The more cheap models, on the other hand, are expected to find eager buyers in the price-sensitive SMB market.
Exos X20 provides advanced caching that performs up to three times better than systems that solely use read or write caching, thanks to its low latency of 4.16ms and consistent response times. Exos X20 also offers a higher sustained data rate (SDR) of up to 285 MB/s, which is significantly faster than previous models. Exos X20 20TB will be available for list price of $700 and IronWolf Pro 20TB is available for $650.
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I hope you like the sound of grinding metal because that's the noise they make also very annoying very loud clicks
I'm running 22 HGST/WD Ultrastar a few meters away and I barely hear them
I have a four 10TB EXOS drives in my PC right now beside me and another five at least in a movie rack server in office beside me too and they are silent in operation.
I did have that annoying head parking clicking but changed a setting in the drive firmware to shut them up for good.
Don't know what you mean by "grinding metal" though - they are exactly same as any HD I ever had - and I have had very many of all sizes (500GB, 1TB, 2TB, 4TB, 6TB drives) from different manufacturers.
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only 1000 dollars!
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Posts: 845
Joined: 2015-11-21
I have a four 10TB EXOS drives in my PC right now beside me and another five at least in a movie rack server in office beside me too and they are silent in operation.
Don't know what you mean by "grinding metal" though - they are exactly same as any HD I ever had - and I have had very many of all sizes (500GB, 1TB, 2TB, 4TB, 6TB drives) from different manufacturers.
you have Exos I'm talking about Ironwolf more precisely about the 10-12 Tb made in 2019..they might have fix that, I RMAed 8 of them because of the insane noise, they seriously sounded like someone was grinding them with some tool, the best word to describe them was "maddening"
you cannot trust a brand because one drive type is good, you cannot even trust them to be the same from 1 year to the other :/
what I can say is that for the last 5 years I had HGST/WD Ultrastar (HGST has been bought by WD) and that they still have the same super silent operation, bought 4x18Tb of them on last black friday
you recognize "fake" WD by their reference number they added a W or WD in front of it but they still have HU aka Hitachi Ultrastar

Senior Member
Posts: 845
Joined: 2015-11-21
I hope you like the sound of grinding metal because that's the noise they make also very annoying very loud clicks
I'm running 22 HGST/WD Ultrastar a few meters away and I barely hear them