Cache Acceleration Requirements
-
The NAS model must support Cache Acceleration.
For information about NAS and drive bay compatibility, see https://www.qnap.com/solution/ssd-cache.
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The NAS must have one or more free SSDs installed in a compatible drive bay.
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The NAS must have a suitable amount of installed memory.
The amount of memory required depends on the size of the SSD cache.
SSD Cache Size |
Required Memory |
|
---|---|---|
QTS 4.5.x (and earlier) |
QTS 5.0.0 (and later) |
|
512 GB |
≧ 1 GB |
- |
1 TB |
≧ 4 GB |
≧ 2 GB |
2 TB |
≧ 8 GB |
- |
4 TB |
≧ 16 GB |
≧ 4 GB |
8 TB |
- |
≧ 8 GB (ARM CPU) |
16 TB |
- |
≧ 8 GB (x86 CPU) |
ARM-based NAS running QTS 4.5.x (or earlier) are limited to an SSD cache size of 1 TB.