Asustor Flashstor 12 Pro
NAS · $1099
Asustor Flashstor 12 Pro Gen2
All-flash · 12× M.2 NVMe · 10 GbE
Asustor Flashstor 12 Pro Gen2 takes it — here’s why.
In our weighted Specdex score, Asustor Flashstor 12 Pro lands at 88 and Asustor Flashstor 12 Pro Gen2 at 89. That puts Asustor Flashstor 12 Pro Gen2 ahead by 1 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Asustor Flashstor 12 Pro if…
- ✓Rich software ecosystem (Synology/QNAP)
- ✓NVMe cache slots on newer models
- ✓Docker/VM support on higher tiers
Pick Asustor Flashstor 12 Pro Gen2 if…
- ✓12× M.2 NVMe slots
- ✓10 GbE built-in
- ✓Silent — no spinning drives
Score breakdown
Specs side-by-side
| Spec | Asustor Flashstor 12 Pro | Asustor Flashstor 12 Pro Gen2 |
|---|---|---|
| CPU | — | Intel Atom x7835RE (8 cores) |
| RAM | — | 16 GB DDR5 (expandable to 64) |
| Bays | — | 12× M.2 NVMe Gen 4 |
| Network | — | 10 GbE × 1 + 2.5 GbE × 2 |
| USB | — | 4× USB 3.2 Gen 2 |
Asustor Flashstor 12 Pro
- +Rich software ecosystem (Synology/QNAP)
- +NVMe cache slots on newer models
- +Docker/VM support on higher tiers
- −Disks rarely included
- −Drive compatibility restrictions on some brands
- −Power draw 24/7
Asustor Flashstor 12 Pro Gen2
- +12× M.2 NVMe slots
- +10 GbE built-in
- +Silent — no spinning drives
- −NVMe TB-per-dollar still pricey
- −Heat management critical
- −ADM software trails DSM polish
FAQ: Asustor Flashstor 12 Pro vs Asustor Flashstor 12 Pro Gen2
Which is better, Asustor Flashstor 12 Pro or Asustor Flashstor 12 Pro Gen2? +
Asustor Flashstor 12 Pro Gen2 scores 89 on our weighted rubric — ahead by 1. Your best pick depends on the sub-scores above.
Is Asustor Flashstor 12 Pro worth the price? +
At $1,099, Asustor Flashstor 12 Pro delivers a Specdex score of 88 — strongest in performance.
Is Asustor Flashstor 12 Pro Gen2 worth the price? +
At $1,599, Asustor Flashstor 12 Pro Gen2 delivers a Specdex score of 89 — strongest in hardware.
Does Asustor Flashstor 12 Pro or Asustor Flashstor 12 Pro Gen2 last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.