Enterprise SSD [weichbrodt.me]

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====== Enterprise SSD ======
===== General stuff =====

  * DWPD: drive writes per day, 3/5 -> 3 total drive writes per day over 5 years.
  * SAS 4 drives work on SAS 3 HBAs and SAS 3 drives work on SAS 4 HBAs
  * U.3 drives work on U.2 ports **but not vice versa**

===== Drives =====

==== Samsung ====

^ Product ^ Interface    ^ Workload ^ DWPD ^ Year ^
| SM883   | SATA-3       | write    | 3/5  | 2018 |
| PM897   | SATA-3       | mixed    | 3/5  | 2021 |
| PM893   | SATA-3       | read     | 1/5  | 2021 |
| PM893a  | SATA-3       | read     | 1/3  | 2021 |
| PM1643  | SAS-3        | mixed    | 1/5  | 2020 |
| PM1643a | SAS-3        | mixed    | 1/5  | 2020 |
| PM9A3   | U.2 PCIe 4.0 | read     | 1/5  | 2021 |
| PM1733  | U.2 PCIe 4.0 | mixed    | 1/5  | 2020 |
| PM1733  | U.2 PCIe 5.0 | mixed    | 1/5  | 2024 |


==== Kioxia (ex Toshiba) ====

=== Enterprise ===

^ Product ^ Interface    ^ Workload ^ DWPD ^ Year ^
| PM5-R   | SAS-3        | read     | 1/5  | 2018 |
| PM5-V   | SAS-3        | mixed    | 10/5 | 2018 |
| PM5-M   | SAS-3        | write    | 10/5 | 2018 |
| PM6-R   | SAS-4        | read     | 1/5  | 2021 |
| PM6-V   | SAS-4        | mixed    | 3/5  | 2021 |
| PM6-M   | SAS-4        | write    | 10/5 | 2021 |
| PM7-R   | SAS-4        | read     | 1/5  | 2024 |
| PM7-V   | SAS-4        | mixed    | 3/5  | 2024 |
| CM5-R   | U.2 PCIe 3.0 | read     | 1/5  | 2019 |
| CM5-V   | U.2 PCIe 3.0 | mixed    | 3/5  | 2019 |
| CM6-R   | U.3 PCIe 4.0 | read     | 1/5  | 2020 |
| CM6-V   | U.3 PCIe 4.0 | mixed    | 3/5  | 2020 |
| CM7-R   | U.3 PCIe 5.0 | read     | 1/5  | 2024 |
| CM7-V   | U.3 PCIe 5.0 | mixed    | 3/5  | 2024 |

=== Datacenter ===

^ Product ^ Interface    ^ Workload ^ DWPD ^ Year ^
| CD5     | U.2 PCIe 3.0 | ?        | <1/5 | 2019 |
| CD6-R   | U.3 PCIe 4.0 | read     | 1/5  | 2020 |
| CD6-V   | U.3 PCIe 4.0 | mixed    | 3/5  | 2020 |
| CD8-R   | U.2 PCIe 4.0 | read     | 1/5  | 2024 |
| CD8-V   | U.2 PCIe 4.0 | mixed    | 3/5  | 2024 |
| CD8P-R  | U.3 PCIe 5.0 | read     | 1/5  | 2024 |
| CD8P-V  | U.3 PCIe 5.0 | mixed    | 3/5  | 2024 |


==== Solidigm (ex Intel) ====

^ Product ^ Interface    ^ Workload ^ DWPD  ^ Year ^ Notes ^
| P4500   | U.2 PCIe 3.1 | read     | 0.7/5 | 2017 | Firmware bugs, not recommended |
| P4510   | U.2 PCIe 3.1 | ?        | ?/5   | 2017 |
| P4800X  | U.2 PCIe 3.0 | ?        | 30/5  | 2017 | Optane |
| P4610   | U.2 PCIe 3.1 | mixed    | 3/5   | 2018 |
| P5520   | U.2 PCIe 4.0 | read     | 1/5   | 2022 |
| P5620   | U.2 PCIe 4.0 | write    | 3/5   | 2022 |