As an Amazon Associate I earn from qualifying purchases. (Also includes AliExpress affiliate links.)
QNAP TS-453DU vs QNAP TS-864EU
The quick verdict
- Lower power drawQNAP TS-453DUdraws 32 W, 19 W less than the TS-864EU
- Leads on more specsQNAP TS-864EU4 of 7 differing specs (drive bays 8, boost clock 2.9 GHz)
- Best forTS-864EU for small offices sharing files
Rankings and scores come from the specs alone and are not affected by affiliate commissions.
Spec ruler
In short
Bottom line. Of the 7 specs that differ, the QNAP TS-453DU leads on 3 (weight, volume, and operating power) and the QNAP TS-864EU on 4 (drive bays, boost clock, base RAM, and 1 more). On our home media server index, the TS-864EU scores 55/100 against 51/100.
Using the 14 specs published on QNAP's official hardware specification pages, here is how the QNAP TS-453DU and QNAP TS-864EU compare. Drive bays: the TS-864EU at 8 bays versus 4 bays for the TS-453DU, 4 bays more (2.0x). Among 219 QNAP models, the TS-864EU ranks in the top 35% and the TS-453DU in the bottom 35%. The TS-864EU leads on boost clock, 2.9 GHz to 2.7 GHz. Among 201 QNAP models, the TS-864EU ranks in the top 39% and the TS-453DU in the top 49%. On base RAM, the TS-864EU posts 8 GB and the TS-453DU 4 GB, a gap of 4 GB. Among 219 QNAP models, the TS-864EU ranks in the top 23% and the TS-453DU in the bottom 47%. Max RAM: the TS-864EU at 16 GB versus 8 GB for the TS-453DU, 8 GB higher (2.0x). Among 219 QNAP models, the TS-864EU ranks in the bottom 48% and the TS-453DU in the bottom 25%.
Key differences 3
Drive baysTS-864EU leads
- TS-864EU 8 bays vs the TS-453DU at 4 bays
- the TS-864EU has 2.0x the drive bays
- among 219 QNAP models: TS-864EU in the top 35%, TS-453DU in the bottom 35%
With 8 TB drives: 64 TB vs 32 TB raw
Base RAMTS-864EU leads
- TS-864EU 8 GB vs the TS-453DU at 4 GB
- the TS-864EU has 2.0x the base RAM
- among 219 QNAP models: TS-864EU in the top 23%, TS-453DU in the bottom 47%
8 GB out of the box for several apps
Max RAMTS-864EU leads
- TS-864EU 16 GB vs the TS-453DU at 8 GB
- the TS-864EU has 2.0x the max RAM
- among 219 QNAP models: TS-864EU in the bottom 48%, TS-453DU in the bottom 25%
Upgradable to 16 GB later
Key specs at a glance
| Spec | TS-453DU | TS-864EU |
|---|---|---|
| Drive bays | 4bottom 35% | 8WINtop 35% |
| Base RAM | 4 GBbottom 47% | 8 GBWINtop 23% |
| Max RAM | 8 GBbottom 25% | 16 GBWINbottom 48% |
| Operating power | 32 WWINtop 22% | 51 Wtop 38% |
| Weight | 6.6 kgWINtop 39% | 7.78 kgtop 48% |
| Volume | 10.1 LWINtop 39% | 11.4 Ltop 46% |
Show every spec
| Spec | TS-453DU | TS-864EU |
|---|---|---|
| Drive bays | 4bottom 35% | 8WINtop 35% |
| CPU cores | 4top 22% | 4top 22% |
| Boost clock | 2.7 GHztop 49% | 2.9 GHzWINtop 39% |
| Base RAM | 4 GBbottom 47% | 8 GBWINtop 23% |
| Max RAM | 8 GBbottom 25% | 16 GBWINbottom 48% |
| Max LAN speed | 2.5 Gbpsbottom 48% | 2.5 Gbpsbottom 48% |
| LAN ports | 2bottom 38% | 2bottom 38% |
| M.2 slots | 0bottom 46% | 0bottom 46% |
| PCIe slots | 1top 49% | 1top 49% |
| USB ports | 4top 35% | 4top 35% |
| Weight | 6.6 kgWINtop 39% | 7.78 kgtop 48% |
| Volume | 10.1 LWINtop 39% | 11.4 Ltop 46% |
| Operating power | 32 WWINtop 22% | 51 Wtop 38% |
| Warranty | 3 yrtop 7% | 3 yrtop 7% |
| Metric (0–100) | TS-453DU | TS-864EU |
|---|---|---|
| Performance percentile | 24 | 30.5WIN |
| Lightness percentile | 61.1WIN | 52.1 |
| Compactness percentile | 61.6WIN | 53 |
| Home media server fit | 51 | 55WIN |
| Small office fit | 60 | 92WIN |
| 10GbE video editing fit | 25 | 26WIN |
| Low-power compact 24/7 fit | 14WIN | 0 |
The details
How to choose
- Operating power matters most → the TS-453DU (32 W vs 51 W)
- Drive bays matters most → the TS-864EU (8 bays vs 4 bays)
More TS-453DU leads
- Operating power: 32 W vs 51 W
- Weight: 6.6 kg vs 7.78 kg
- Volume: 10.1 L vs 11.4 L
More TS-864EU leads
- Boost clock: 2.9 GHz vs 2.7 GHz
Combined metrics
- Expansion slots in total (M.2 plus PCIe): 1 on both
- Total built-in LAN bandwidth (sum of port speeds): 5 Gbps on both
- Operating power per bay: TS-864EU 6.38 W vs 8.01 W
Combined metrics
- Weight per bay: TS-864EU 0.97 kg vs 1.65 kg
- Memory headroom (max minus base): TS-864EU 8 GB vs 4 GB
Same on both
- CPU cores 4, max LAN speed 2.5 Gbps, LAN ports 2, M.2 slots 0
- PCIe slots 1, USB ports 4, warranty 3 years
Use-case scores
- Home media server: TS-864EU 55 vs 51
- Small-office file server: TS-864EU 92 vs 60
Use-case scores
- 10GbE video editing: TS-864EU 26 vs 25
- Low-power compact 24/7 use: TS-453DU 14 vs 0
Variant TS-453DU-RP
- matches the TS-453DU on drive bays, CPU cores, boost clock, and 8 more but differs on weight (8.12 kg vs 6.6 kg), volume (10.6 L vs 10.1 L), and operating power (45.3 W vs 32 W).
- Where values differ, this comparison does not carry over to the TS-453DU-RP.
Variant TS-864EU-RP
- matches the TS-864EU on drive bays, CPU cores, boost clock, and 9 more but differs on weight (9.21 kg vs 7.78 kg) and operating power (55.8 W vs 51 W).
- Where values differ, this comparison does not carry over to the TS-864EU-RP.
Use-case scores are Specotomy's own index, computed by fixed rules from official manufacturer specs; they are not manufacturer scores.
FAQ
- Which takes more RAM, the QNAP TS-453DU or the QNAP TS-864EU?
- The TS-864EU, with 16 GB against 8 GB for the TS-453DU.
- Which has more drive bays, the QNAP TS-453DU or the QNAP TS-864EU?
- The TS-864EU, with 8 bays against 4 bays for the TS-453DU.
- Which draws less power, the QNAP TS-453DU or the QNAP TS-864EU?
- The TS-453DU, with 32 W against 51 W for the TS-864EU.
- Which is lighter, the QNAP TS-453DU or the QNAP TS-864EU?
- The TS-453DU, with 6.6 kg against 7.78 kg for the TS-864EU.
- Which use cases suit the QNAP TS-453DU and the QNAP TS-864EU?
- A home media server: the TS-864EU. A small-office file server: the TS-864EU. (based on our own use-case index)