![Western Digital has released a 20TB HDD, the first with OptiNAND and no SMR. They can already be bought - World Today News Western Digital has released a 20TB HDD, the first with OptiNAND and no SMR. They can already be bought - World Today News](https://www.cnews.cz/wp-content/uploads/2021/11/20TB-pevn%C3%BD-disk-WD-Gold-s-technologi%C3%AD-OptiNAND-1600.jpg)
Western Digital has released a 20TB HDD, the first with OptiNAND and no SMR. They can already be bought - World Today News
![Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5" Internal HDD ST20000NE000 - Newegg.com Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5" Internal HDD ST20000NE000 - Newegg.com](https://c1.neweggimages.com/ProductImage/22-185-007-V01.jpg)
Seagate IronWolf Pro 20TB NAS Hard Drive 7200 RPM 256MB Cache CMR SATA 6.0Gb/s 3.5" Internal HDD ST20000NE000 - Newegg.com
![Synology DiskStation DS218j NAS server 20 TB 2 Bay built-in 2x 10TB HDD (recertified) DS218j-20TB-FR | Conrad.com Synology DiskStation DS218j NAS server 20 TB 2 Bay built-in 2x 10TB HDD (recertified) DS218j-20TB-FR | Conrad.com](https://asset.conrad.com/media10/isa/160267/c1/-/en/1845240_GB_00_FB/image.jpg?x=400&y=400)
Synology DiskStation DS218j NAS server 20 TB 2 Bay built-in 2x 10TB HDD (recertified) DS218j-20TB-FR | Conrad.com
![The Seagate IronWolf Pro 20TB is the industry's largest capacity NAS hard drive - designed for high-volume workloads with faster transfer speeds. Read more about this massive drive in our review below. : The Seagate IronWolf Pro 20TB is the industry's largest capacity NAS hard drive - designed for high-volume workloads with faster transfer speeds. Read more about this massive drive in our review below. :](https://external-preview.redd.it/l9KFmZRK7cIJXEsHMEY1AcKHhbjTfjoBFZjekJKE6LA.jpg?auto=webp&s=de744f11f37965fb4d719f072991f56fe100c14c)