Specotomy한국어

As an Amazon Associate I earn from qualifying purchases. (Also includes AliExpress affiliate links.)

Home / NAS

QNAP TS-351 Specs, Pros and Cons

Last updated:

The quick verdict

  • StrengthsM.2 slots 2 (top 4%), weight 1.64 kg (top 8%)
  • WeaknessesLAN ports 1 (bottom 8%), CPU cores 2 (bottom 9%)
  • Best forpeople who keep movies and photos at home
TS-351Check Latest Price on Amazon#adBrowse on AliExpress#ad

Rankings and scores come from the specs alone and are not affected by affiliate commissions.

Spec ruler

Chart placing the QNAP TS-351 on a 0 to 100 ruler for each spec within the category
Longer bars mean a better value within the category (top %). The numbers are the actual specs.

In short

Bottom line. The QNAP TS-351 lists 3 drive bays, 2 CPU cores, boost clock 2.58 GHz, and base RAM 4 GB in its official specs. Against 219 QNAP models, its strengths are 2 M.2 slots (top 4%), weight 1.64 kg (top 8%), and volume 5.54 L (top 15%), and its weak spots are 3 drive bays (bottom 12%), 2 CPU cores (bottom 9%), and max RAM 8 GB (bottom 25%).

This page lays out the QNAP TS-351 from the 13 specs published on QNAP's official hardware specification pages. Drive bays: 3 bays (bottom 12% of 219). The TS-351 has 2 CPU cores (bottom 9% of 204). Boost clock comes in at 2.58 GHz (bottom 46% of 201). Base RAM: 4 GB (bottom 47% of 219). The TS-351's max RAM is 8 GB (bottom 25% of 219). Max LAN speed comes in at 1 Gbps (bottom 22% of 219). LAN ports: 1 port (bottom 8% of 219). The TS-351 has 2 M.2 slots (top 4% of 136). USB ports comes in at 3 ports (bottom 27% of 219). Weight: 1.64 kg (top 8% of 212). The TS-351's volume is 5.54 L (top 15% of 217). Operating power comes in at 26.2 W (top 14% of 208).

Key points

M.2 slotsStrength

  • 2 slots
  • top 4% of 136 QNAP models

2 M.2 SSD cache slot(s) speed up frequently used files

WeightStrength

  • 1.64 kg
  • top 8% of 212 QNAP models

VolumeStrength

  • 5.54 L
  • top 15% of 217 QNAP models

Key specs at a glance

Key specs at a glance
SpecTS-351
M.2 slots2top 4%
Weight1.64 kgtop 8%
Volume5.54 Ltop 15%
Operating power26.2 Wtop 15%
Base RAM4 GBbottom 47%
Boost clock2.58 GHzbottom 46%
Show every spec
Full specifications
SpecTS-351
Drive bays3bottom 12%
CPU cores2bottom 9%
Boost clock2.58 GHzbottom 46%
Base RAM4 GBbottom 47%
Max RAM8 GBbottom 25%
Max LAN speed1 Gbpsbottom 22%
LAN ports1bottom 8%
M.2 slots2top 4%
USB ports3bottom 27%
Weight1.64 kgtop 8%
Volume5.54 Ltop 15%
Operating power26.2 Wtop 15%
Warranty2 yrbottom 35%
Derived metrics
Metric (0–100)TS-351
Performance percentile8.3
Lightness percentile92.4
Compactness percentile85.2
Home media server fit84
Small office fit33
10GbE video editing fit18
Low-power compact 24/7 fit68

The details

Weak spots (bottom 25%)

  • 3 drive bays: bottom 12%
  • 2 CPU cores: bottom 9%
  • Max RAM 8 GB: bottom 25%

Weak spots (bottom 25%)

  • Max LAN speed 1 Gbps: bottom 22%
  • 1 LAN ports: bottom 8%

Performance and memory

  • Boost clock: 2.58 GHz (bottom 46%)
  • Base RAM: 4 GB (bottom 47%)

Storage and connections

  • USB ports: 3 ports (bottom 27%)

Size, power and warranty

  • Operating power: 26.2 W (top 14%)
  • Warranty: 2 years (bottom 35%)

TS-351 vs the similar TS-451D25 match, 3 more differ

  • Drive bays: 3 bays vs 4 bays
  • Boost clock: 2.58 GHz vs 2.9 GHz
  • LAN ports: 1 port vs 2 ports

TS-351 vs the similar TS-453BMINI4 match, 5 more differ

  • Drive bays: 3 bays vs 4 bays
  • CPU cores: 2 cores vs 4 cores
  • Boost clock: 2.58 GHz vs 2.3 GHz

TS-351 vs the similar TS-3646 match, 4 more differ

  • CPU cores: 2 cores vs 4 cores
  • Boost clock: 2.58 GHz vs 2.9 GHz
  • Base RAM: 4 GB vs 8 GB

Combined metrics

  • Total built-in LAN bandwidth (sum of port speeds): 1 Gbps
  • Operating power per bay: 8.74 W

Combined metrics

  • Weight per bay: 0.55 kg
  • Memory headroom (max minus base): 4 GB

Use-case scores

  • Home media server: 84
  • Low-power compact 24/7 use: 68

Use-case scores

  • Small-office file server: 33
  • 10GbE video editing: 18

Not in the official specs

  • PCIe slots

Use-case scores are Specotomy's own index, computed by fixed rules from official manufacturer specs; they are not manufacturer scores.

FAQ

What is the max LAN speed of the QNAP TS-351?
1 Gbps.
What is the max RAM of the QNAP TS-351?
8 GB.
How many drive bays does the QNAP TS-351 have?
3.
What is the operating power of the QNAP TS-351?
26.2 W.
How many M.2 slots does the QNAP TS-351 have?
2.