![Western Digital WD80EDAZ and WD80EZAZ in WD MyBooks - How to determine which is inside before purchase - Cross posted on r/DataHoarder : r/unRAID Western Digital WD80EDAZ and WD80EZAZ in WD MyBooks - How to determine which is inside before purchase - Cross posted on r/DataHoarder : r/unRAID](https://preview.redd.it/yjv9hqj9xco51.jpg?width=1200&format=pjpg&auto=webp&s=49e0f3bafddfaef827459d831c850ba3719517f5)
Western Digital WD80EDAZ and WD80EZAZ in WD MyBooks - How to determine which is inside before purchase - Cross posted on r/DataHoarder : r/unRAID
![8TB Western Digital WD80EZAZ HDD – Some disks not showing up in BIOS, but perfectly fine in external USB case - Desktop & Mobile Drives - WD Community 8TB Western Digital WD80EZAZ HDD – Some disks not showing up in BIOS, but perfectly fine in external USB case - Desktop & Mobile Drives - WD Community](https://global.discourse-cdn.com/wd/original/3X/0/3/03a17c9cb94c590f00c85711dd166b4e8e6382a7.png)
8TB Western Digital WD80EZAZ HDD – Some disks not showing up in BIOS, but perfectly fine in external USB case - Desktop & Mobile Drives - WD Community
![It turns out that the rotational speed of some Western Digital HDDs differs from the nominal specifications - GIGAZINE It turns out that the rotational speed of some Western Digital HDDs differs from the nominal specifications - GIGAZINE](https://i.gzn.jp/img/2020/09/08/western-digital-hdd-rpm-class/03_m.jpg)
It turns out that the rotational speed of some Western Digital HDDs differs from the nominal specifications - GIGAZINE
![Thermal Aspects and Power Consumption - Western Digital My Book 8TB and My Passport 4TB External HDDs Review Thermal Aspects and Power Consumption - Western Digital My Book 8TB and My Passport 4TB External HDDs Review](https://images.anandtech.com/reviews/das/hdd-storage-bridges/Western-Digital-My-Passport-[2016]/CDMP.png)
Thermal Aspects and Power Consumption - Western Digital My Book 8TB and My Passport 4TB External HDDs Review
![Western Digital WD80EDAZ and WD80EZAZ in WD MyBooks - How to determine which is inside before purchase - Cross posted on r/DataHoarder : r/unRAID Western Digital WD80EDAZ and WD80EZAZ in WD MyBooks - How to determine which is inside before purchase - Cross posted on r/DataHoarder : r/unRAID](https://preview.redd.it/2m2arzvbwco51.jpg?width=4032&format=pjpg&auto=webp&s=371e3e4f9e01f813922c687bc2d0f2fc472672c0)