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ASUSTOR FLASHSTOR 12 Pro Gen2 (FS6812X)

Ranked #10 of 59 in Best Multi-Bay NAS (5+ Bays, 2026). Here is every spec we scored, where it came from, and how it compares.

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#10

ASUSTOR FLASHSTOR 12 Pro Gen2 (FS6812X)

Best for: 12 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU

6.8/10

What we like

  • Official table lists a 10GbE onboard Ethernet port
  • Official installed system memory is 16 GB
  • Official maximum memory capacity is 64 GB
  • Official installed memory is listed as ECC

Watch out for

  • No additional scored gaps in the official record we used

Score breakdown

Official drive bays 28%
Installed system memory 26%
Fastest official onboard Ethernet 24%
Official CPU core count 22%
Official drive bays12
Installed system memory16 GB
Fastest official onboard Ethernet10 Gbps
Official CPU core count4
Drive bays (official table)12 official bays
M.2 slots (official table)12
Installed system memory (official table)16GB ECC DDR5-4800 SO-DIMM
Maximum memory capacity (official table)16GB DDR5-4800 SO-DIMM (8GB x1, Expandable. Max 64GB)
Memory type (official table)Official installed memory is listed as ECC
CPU (official table)AMD Ryzen V3C14 Quad Core 2.3GHz up to 3.8GHz Processor
Official CPU core count4
Fastest official onboard Ethernet10 Gbps
Official onboard Ethernet port count2
Official onboard Ethernet rows2 × official 10GbE (2 x 10 Gigabit Ethernet (10G/2.5G/1G/100M))
Aggregate official onboard Ethernet (computed)20 Gbps, computed as the sum of official onboard port count × official port speed from the published LAN rows (2 × official 10GbE (2 x 10 Gigabit Ethernet (10G/2.5G/1G/100M)))
Form factor (official table or official model family)desktop
Hot-swappable drives (official table)Not listed
Dimensions (official table)Not listed
Weight (official table)Not listed
Power supply (official table)Not listed
PriceCheck price
ASUSTOR LOCKERSTOR 24R Pro Gen2 (AS7224RDX)
10.0/10
#1 · 24 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 8-core official CPU
ASUSTOR LOCKERSTOR 16R Pro Gen2 (AS7216RDX)
8.8/10
#2 · 16 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 8-core official CPU
ASUSTOR LOCKERSTOR 12R Pro Gen2 (AS7212RDX)
8.2/10
#3 · 12 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 8-core official CPU
QNAP TVS-h874
7.6/10
#4 · 8 official bays, 64 GB official installed memory, 10GbE official onboard Ethernet, 16-core official CPU
QNAP TVS-h1677ax
7.5/10
#5 · 12 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
QNAP TVS-h1688x
7.5/10
#6 · 12 official bays, 32 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
Synology DS3622xs+
7.5/10
#7 · 12 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
QNAP TBS-h574tx
7.2/10
#8 · 5 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 10-core official CPU
QNAP TVS-h1277ax
6.9/10
#9 · 8 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
QNAP TVS-h877ax
6.6/10
#11 · 6 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
ASUSTOR LOCKERSTOR 10 Gen3 (AS6810T)
6.5/10
#12 · 10 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 8 Gen3 (AS6808T)
6.2/10
#13 · 8 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 6 Gen3 (AS6806T)
5.9/10
#14 · 6 official bays, 16 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-855x
5.9/10
#15 · 6 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 8-core official CPU
Synology RS2825RP+
5.9/10
#16 · 16 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h973ax
5.7/10
#17 · 5 official bays, 32 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TVS-h874t
5.6/10
#18 · 8 official bays, 32 GB official installed memory, 2.5GbE official onboard Ethernet, 12-core official CPU
QNAP TS-1673au-rp
5.4/10
#19 · 16 official bays, 16 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology RS2423+
5.3/10
#20 · 12 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 10 (AS6510T)
5.0/10
#21 · 10 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h966tx
5.0/10
#22 · 5 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 6-core official CPU
ASUSTOR LOCKERSTOR 8 (AS6508T)
4.7/10
#23 · 8 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-1655
4.7/10
#24 · 12 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 8-core official CPU
Synology DS1823xs+
4.7/10
#25 · 8 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TVS-h674
4.6/10
#26 · 6 official bays, 32 GB official installed memory, 2.5GbE official onboard Ethernet, 6-core official CPU
QNAP TVS-h674t
4.6/10
#27 · 6 official bays, 32 GB official installed memory, 2.5GbE official onboard Ethernet, 6-core official CPU
ASUSTOR FLASHSTOR 12 Pro (FS6712X)
4.5/10
#28 · 12 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-1232pxu-rp
4.5/10
#29 · 12 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR FLASHSTOR 6 Gen2 (FS6806X)
4.4/10
#30 · 6 official bays, 8 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-855eu
4.2/10
#31 · 8 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 8-core official CPU
QNAP TS-832px
3.9/10
#32 · 8 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-832pxu
3.9/10
#33 · 8 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-867x
3.9/10
#34 · 8 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-ai642
3.9/10
#35 · 6 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 8-core official CPU
QNAP TS-h886
3.9/10
#36 · 6 official bays, 16 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-632x
3.7/10
#37 · 6 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-667x
3.7/10
#38 · 6 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
QNAP TS-932px
3.5/10
#39 · 5 official bays, 4 GB official installed memory, 10GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 12RD (AS6512RD)
3.3/10
#40 · 12 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-1264u-rp
3.3/10
#41 · 12 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-1273au-rp
3.3/10
#42 · 12 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 6 Gen2+ (AS6706T v2)
3.1/10
#43 · 6 official bays, 8 GB official installed memory, 5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-864eu
2.7/10
#44 · 8 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-873a
2.7/10
#45 · 8 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h1065eu
2.7/10
#46 · 8 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS1825+
2.7/10
#47 · 8 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR LOCKERSTOR 6 Gen2 (AS6706T)
2.4/10
#48 · 6 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-664
2.4/10
#49 · 6 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-673a
2.4/10
#50 · 6 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
QNAP TS-h865
2.4/10
#51 · 6 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS1525+
2.2/10
#52 · 5 official bays, 8 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS2422+
2.1/10
#53 · 12 official bays, 4 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU
QNAP TS-873aeu
1.9/10
#54 · 8 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS1825neo+
1.9/10
#55 · 8 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology RS1226+
1.9/10
#56 · 8 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
ASUSTOR FLASHSTOR 6 (FS6706T)
1.7/10
#57 · 6 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology DS1525neo+
1.5/10
#58 · 5 official bays, 4 GB official installed memory, 2.5GbE official onboard Ethernet, 4-core official CPU
Synology RS1221+
1.5/10
#59 · 8 official bays, 4 GB official installed memory, 1GbE official onboard Ethernet, 4-core official CPU