We may earn a commission when you buy through our links. Rankings are formula-based and never paid for. As an Amazon Associate I earn from qualifying purchases. Disclosure

QNAP TS-432pxu

Ranked #3 of 35 in Best 4-Bay NAS (2026). Here is every spec we scored, where it came from, and how it compares.

Affiliate disclosure: We earn a commission if you buy through links on this page, at no extra cost to you. It never affects our rankings, which come from the published scoring formula. As an Amazon Associate I earn from qualifying purchases. Learn more.

#3

QNAP TS-432pxu

Best for: 4 official bays, 2 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU

5.8/10

What we like

  • Official table lists a 10GbE onboard Ethernet port
  • Official maximum memory capacity is 16 GB
  • Official table lists 4 onboard Ethernet ports

Watch out for

  • Official installed system memory is 2 GB
  • Official form is rackmount, so it needs a rack, rails and a plan for moving the unit safely

Score breakdown

Installed system memory 28%
Fastest official onboard Ethernet 26%
Official CPU core count 24%
Official onboard Ethernet ports 22%
Installed system memory2 GB
Fastest official onboard Ethernet10 Gbps
Official CPU core count4
Official onboard Ethernet ports4
Drive bays (official table)4 official bays — 4 x 3.5" SATA 6Gb/s, 3Gb/s
Installed system memory (official table)2 GB UDIMM DDR4
Maximum memory capacity (official table)16 GB (1 x 16 GB)
CPU (official table)AnnapurnaLabs Alpine AL324 64-bit ARM® Cortex-A57 4-core 1.7GHz processor
Official CPU core count4
Fastest official onboard Ethernet10 Gbps
Official onboard Ethernet port count4
Official onboard Ethernet rows2 × official 2.5GbE (2.5 Gigabit Ethernet Port (2.5G/1G/100M): 2 (2.5G/1G/100M/10M)); 2 × official 10GbE (10 Gigabit Ethernet Port: 2 x 10GbE SFP+)
Aggregate official onboard Ethernet (computed)25 Gbps, computed as the sum of official onboard port count × official port speed from the published LAN rows (2 × official 2.5GbE (2.5 Gigabit Ethernet Port (2.5G/1G/100M): 2 (2.5G/1G/100M/10M)); 2 × official 10GbE (10 Gigabit Ethernet Port: 2 x 10GbE SFP+))
Form factor (official table or official model family)1U
Hot-swappable drives (official table)Not listed
Dimensions (official table)1.7 × 16.93 × 18.86 inch Excludes ear hook and the protruding part of the Power Supply Unit.
Weight (official table)16.29 lbs
Power supply (official table)250W PSU, 100 - 240V
Related official records with the same scored hardwareThe official specification table also lists TS-432pxu-rp as a related model. Scored hardware figures on the official pages we used are the same; the official difference is a redundant power supply and the published size or weight that goes with it. We keep one product page for this official hardware set so the RP and non-RP listings are not given separate nearly identical pages.
Memory Slot (official table)1 x UDIMM DDR4
Flash Memory (official table)512 MB (Dual boot OS protection)
Wake on LAN (WOL) (official table)Only the 2.5GbE port
PCIe Slot (official table)1 / Slot 1: PCIe Gen 2 x2 PCIe bandwidth limitations will restrict the NAS 10GbE performance. / Card dimensions for PCIe slot:210 x 68.9x 18.76 mm / 8.27 x 2.71 x 0.74 inches.
USB 3.2 Gen 1 port (official table)4
Power Consumption: Operating Mode, Typical (official table)39.558 W Tested with drives fully populated.
PriceCheck price

QNAP TS-432pxu head-to-head

ASUSTOR LOCKERSTOR 4 Gen3 (AS6804T)
8.4/10
#1 · 4 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-435xeu
6.2/10
#2 · 4 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-432x
5.4/10
#4 · 4 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-432xeu
5.4/10
#5 · 4 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-i410x
5.4/10
#6 · 4 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 4RS (AS6504RS) / LOCKERSTOR 4RD (AS6504RD)
4.7/10
#7 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-467x
4.7/10
#8 · 4 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
Synology RS826+
3.6/10
#9 · 4 official bays, 4 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
QNAP TBS-464
3.3/10
#10 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-410e
3.3/10
#11 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-453e
3.3/10
#12 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-464
3.3/10
#13 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-464eu
3.3/10
#14 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-464u
3.3/10
#15 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-473a
3.3/10
#16 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h665
3.3/10
#17 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h665u
3.3/10
#18 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h765eu
3.3/10
#19 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TVS-h474
3.3/10
#20 · 4 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 4 Gen2+ (AS6704T v2)
3.2/10
#21 · 4 official bays, 4 GB official installed memory, 5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR AS5304T
2.5/10
#22 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR AS5404T
2.5/10
#23 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 4 Gen2 (AS6704T)
2.5/10
#24 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-433
2.5/10
#25 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-433eu
2.5/10
#26 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS925+
2.5/10
#27 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS925neo+
2.5/10
#28 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS425+
2.2/10
#29 · 4 official bays, 2 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-462a
1.8/10
#30 · 4 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS423
1.7/10
#31 · 4 official bays, 2 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
ASUSTOR DRIVESTOR 4 Pro Gen2 (AS3304T v2)
1.4/10
#32 · 4 official bays, 2 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR DRIVESTOR 4 (AS1104T)
1.2/10
#33 · 4 official bays, 1 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR DRIVESTOR 4 Gen2 (AS1204T)
1.2/10
#34 · 4 official bays, 1 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology RS422+
0.9/10
#35 · 4 official bays, 2 GB official installed memory, 1GbE official onboard Ethernet, 2-core official CPU