QNAP TS-433 vs QNAP TS-453E: specs comparison
How the QNAP TS-433 (nas) and the QNAP TS-453E (nas) differ, worked out only from the values on each maker’s official spec page. No prices, ratings or benchmark scores.
Key differences
- QNAP TS-453E ships with more memory: 8 GB vs 4 GB.
- QNAP TS-453E supports more memory in total: 16 GB vs 4 GB.
- QNAP TS-453E has HDMI output; QNAP TS-433's port list does not.
In common: both list 4 drive bays and 2 network ports.
Who should pick which
- Pick the QNAP TS-453E if you want more memory (8 GB), memory expandable to 16 GB and HDMI output.
None of the computed differences favour the QNAP TS-433; it may still differ in price, design or features the official pages do not list.
Full specifications side by side
| Spec | QNAP TS-433 | QNAP TS-453E |
|---|---|---|
| Drive bays | 4 x 3.5-inch SATA 6Gb/s, 3Gb/s | 4 x 3.5-inch SATA 6Gb/s |
| Processor | ARM 4-core Cortex-A55 2.0GHz processor | Intel Celeron J6412 4-core/4-thread processor, burst up to 2.6 GHz |
| Memory | 4 GB on board (non-expandable) | 8 GB SODIMM DDR4 (TS-453E-8G) |
| Maximum memory | 4 GB on board (non-expandable) | 16 GB (2 x 8GB) |
| Maximum capacity | Not stated | 2 x M.2 2280 PCIe Gen 3 x2 |
| Ports / interfaces | 1 x Gigabit Ethernet, 1 x 2.5 Gigabit Ethernet (2.5G/1G/100M), 2 x USB 2.0, 1 x USB 3.2 Gen 1 | 2 x 2.5GbE (2.5G/1G/100M/10M), 2 x USB 3.2 Gen 2 (10Gbps) Type-A, 2 x USB 2.0, 2 x HDMI 1.4b (up to 3840 x 2160 @ 30Hz) |
| Form factor | Tower | Tower |
| Operating system | QTS 5.2.11 | QTS 6.1.0 or QuTS hero h6.1.0 |
| Power | Minimum 65W adapter (12VDC), 100-240VAC | 90W adapter, 100-240V |
| Dimensions | 6.5 x 6.31 x 8.68 inch (H x W x D) | 6.5 x 6.31 x 8.68 inch (H x W x D) |
| Weight | 4.56 lbs (net) | 7.72 lbs (net) |
| Source | Official specs · checked 2026-10-28 | Official specs · checked 2026-10-28 |
Questions
What is the difference between QNAP TS-433 and QNAP TS-453E?
QNAP TS-453E ships with more memory: 8 GB vs 4 GB. QNAP TS-453E supports more memory in total: 16 GB vs 4 GB. QNAP TS-453E has HDMI output; QNAP TS-433's port list does not.
Every difference above is calculated from the two spec tables, which are copied from QNAP’s official pages. A spec that only one page states is not compared. Variants and options differ by region, so confirm on the official page before you buy. Spotted a difference? Report a correction.