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Asustor Flashstor 12 Pro Gen2 — All-flash · 12× M.2 NVMe · 10 GbE
Asustor

Asustor Flashstor 12 Pro Gen2

All-flash · 12× M.2 NVMe · 10 GbE

89
/ 100
From $1,599
VS
Asustor Flashstor 12 Pro Gen2 wins by 3
UGREEN NASync DXP4800 — 4-bay · N100 · 2×2.5 GbE + 10 GbE
UGREEN

UGREEN NASync DXP4800

4-bay · N100 · 2×2.5 GbE + 10 GbE

86
/ 100
From $499
Specdex verdict

Asustor Flashstor 12 Pro Gen2 takes it — here’s why.

In our weighted Specdex score, Asustor Flashstor 12 Pro Gen2 lands at 89 and UGREEN NASync DXP4800 at 86. That puts Asustor Flashstor 12 Pro Gen2 ahead by 3 points — a narrow margin driven mostly by its strengths in the categories below.

Pick Asustor Flashstor 12 Pro Gen2 if…

  • ✓12× M.2 NVMe slots
  • ✓10 GbE built-in
  • ✓Silent — no spinning drives

Pick UGREEN NASync DXP4800 if…

  • ✓10 GbE on the mid-tier
  • ✓Intel iGPU for transcoding
  • ✓NVMe cache x2
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Winner by scenario

Derived from the sub-score breakdown · not a separate test

Software

Asustor Flashstor 12 Pro Gen2

Compared on the software sub-score

Asustor Flashstor 12 Pro Gen2 leads on software (80 vs 76).

Value for money

UGREEN NASync DXP4800

Specdex score per dollar at MSRP

UGREEN NASync DXP4800 more score per dollar ($499 vs $1,599).

Asustor Flashstor 12 Pro Gen2 89
vs
86 UGREEN NASync DXP4800

Score breakdown

Asustor Flashstor 12 Pro Gen2
89
hardware 96
software 80
value 86
ease 84
performance 0
features 0
UGREEN NASync DXP4800
86
hardware 0
software 76
value 94
ease 0
performance 92
features 90

Specs side-by-side

Asustor Flashstor 12 Pro Gen2 versus UGREEN NASync DXP4800 — full spec comparison
Spec Asustor Flashstor 12 Pro Gen2 UGREEN NASync DXP4800
CPU
▲ Intel Atom x7835RE (8 cores)
Intel N100
RAM
▲ 16 GB DDR5 (expandable to 64)
8 GB DDR5
Bays
12× M.2 NVMe Gen 4
4
Network
10 GbE × 1 + 2.5 GbE × 2
—
USB
4× USB 3.2 Gen 2
—
Ports
—
2× 2.5 GbE + 1× 10 GbE

Asustor Flashstor 12 Pro Gen2

Pros
  • +12× M.2 NVMe slots
  • +10 GbE built-in
  • +Silent — no spinning drives
Cons
  • −NVMe TB-per-dollar still pricey
  • −Heat management critical
  • −ADM software trails DSM polish

UGREEN NASync DXP4800

Pros
  • +10 GbE on the mid-tier
  • +Intel iGPU for transcoding
  • +NVMe cache x2
Cons
  • −UGOS still maturing
  • −No mature app store vs DSM
  • −Warranty support is new

FAQ: Asustor Flashstor 12 Pro Gen2 vs UGREEN NASync DXP4800

Which is better, Asustor Flashstor 12 Pro Gen2 or UGREEN NASync DXP4800? +

Asustor Flashstor 12 Pro Gen2 scores 89 on our weighted rubric — ahead by 3. Your best pick depends on the sub-scores above.

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.

Is UGREEN NASync DXP4800 worth the price? +

At $499, UGREEN NASync DXP4800 delivers a Specdex score of 86 — strongest in value.

Does Asustor Flashstor 12 Pro Gen2 or UGREEN NASync DXP4800 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.

Which is better for software, Asustor Flashstor 12 Pro Gen2 or UGREEN NASync DXP4800? +

Asustor Flashstor 12 Pro Gen2 — leads on software (80 vs 76). Compared on the software sub-score.

Which is the better value, Asustor Flashstor 12 Pro Gen2 or UGREEN NASync DXP4800? +

UGREEN NASync DXP4800 — more score per dollar ($499 vs $1,599). Specdex score per dollar at MSRP.