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QNAP TS-233

Ranked #18 of 22 in Best Compact NAS (1–3 Bays, 2026). Here is every spec we scored, where it came from, and how it compares.

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#18

QNAP TS-233

Best for: 2 official bays, 2 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU

1.2/10

What we like

  • Official specification table publishes the scored memory, Ethernet, CPU and bay figures we use

Watch out for

  • Fastest official onboard Ethernet on the table we used is 1GbE
  • Official installed system memory is 2 GB
  • Official table lists the installed memory as not expandable
  • Official table lists a single onboard Ethernet port

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 Ethernet1 Gbps
Official CPU core count4
Official onboard Ethernet ports1
Drive bays (official table)2 official bays — 2 x 3.5-inch SATA 6Gb/s, 3Gb/s
Installed system memory (official table)2 GB on board (non-expandable) Note: Reserves some RAM for use as shared graphics memory.
Maximum memory capacity (official table)2 GB on board (non-expandable)
CPU (official table)ARM 4-core Cortex-A55 2.0GHz processor
Official CPU core count4
Fastest official onboard Ethernet1 Gbps
Official onboard Ethernet port count1
Official onboard Ethernet rows1 × official 1GbE (Gigabit Ethernet Port (RJ45): 1)
Aggregate official onboard Ethernet (computed)1 Gbps, computed as the sum of official onboard port count × official port speed from the published LAN rows (1 × official 1GbE (Gigabit Ethernet Port (RJ45): 1))
Form factor (official table or official model family)desktop
Hot-swappable drives (official table)Official table includes a Hot-swappable row; the cell text after removing icons is blank
Dimensions (official table)7.32 × 3.61 × 6.2 inch Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model)
Weight (official table)3.73 lbs
Power supply (official table)Minimum 48W adapter (12VDC), 100-240VAC
Flash Memory (official table)4 GB (Dual boot OS protection)
USB 2.0 port (official table)2
USB 3.2 Gen 1 port (official table)1
Power Consumption: Disk Standby Mode (official table)3.43 W
Power Consumption: Operating Mode, Typical (official table)10.81 W Tested with drives fully populated.
PriceCheck price

QNAP TS-233 head-to-head

ASUSTOR LOCKERSTOR 2 Gen2+ (AS6702T v2)
5.3/10
#1 · 2 official bays, 4 GB official installed memory, 5GbE official onboard Ethernet, 4-core official CPU
QNAP HS-264
5.3/10
#2 · 2 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-253e
5.3/10
#3 · 2 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-264
5.3/10
#4 · 2 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-364
4.6/10
#5 · 3 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR AS5402T
3.7/10
#6 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 2 Gen2 (AS6702T)
3.7/10
#7 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-216g
3.7/10
#8 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-262a
3.0/10
#9 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS225+
2.9/10
#10 · 2 official bays, 2 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS725+
2.9/10
#11 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 2-core official CPU
Synology DS725neo+
2.9/10
#12 · 2 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 2-core official CPU
ASUSTOR DRIVESTOR 2 Pro Gen2 (AS3302T v2)
2.2/10
#13 · 2 official bays, 2 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR AS5202T
2.1/10
#14 · 2 official bays, 2 GB official installed memory, 2.5GbE official onboard Ethernet, 2-core official CPU
Synology DS224+
1.9/10
#15 · 2 official bays, 2 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
ASUSTOR DRIVESTOR 2 Gen2 (AS1202T)
1.8/10
#16 · 2 official bays, 1 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-133
1.2/10
#17 · 1 official bay, 2 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
Synology DS223
1.2/10
#19 · 2 official bays, 2 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
ASUSTOR DRIVESTOR 2 Lite (AS1102TL)
0.8/10
#20 · 2 official bays, 1 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
Synology DS124
0.8/10
#21 · 1 official bay, 1 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
Synology DS223j
0.8/10
#22 · 2 official bays, 1 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU