Quick summary: The drive is 1TB with a 12 GB SLC cache that's capable of 2160 MBps write speeds. When you write more than 12GB in a short time to the drive you

Quick summary: The drive is 1TB with a 12 GB SLC cache that's capable of 2160 MBps write speeds. When you write more than 12GB in a short time to the drive you can run out of this cache and speeds drop to 390 MBps. The dive was previously tested as capable of 610 MBps in this scenario. (Read speeds are fast in every scenario.)