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SA6400

Synology

SA6400

#27 in NAS Devices
12 positive 0 neutral 4 negative

Based on 16 Reddit mentions

$1999.99

Buy on Amazon

Most discussed features

Sentiment summary across the product areas Reddit users mention most.

processor performance

6/2

software ecosystem

6/2

software updates

3/2

reliability

5/0

compatibility

3/1

value for money

1/3

data integrity

3/0

setup experience

0/3

Reddit mentions

Original Reddit posts and comments behind this analysis.

Filtered by featuresoftware updatesClear feature
All (1)Negative (4)Positive (12)Clear filters

Flashed Arc Loader 3.0.9 while waiting for new NAS parts: what DSM for SA6400?

Just go with the latest 7.2 from the synology download site. 7.3 will work on the SA6400 with a modified kernel. Honestly not worth it at the moment - 7.3 doesn't offer anything significant over 7.2.

unoriginal621 in r/Xpenology

December 20, 2025 2:11 PM

10

Source

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