Verify exact QNAP compatibility entry
TS-464-8G + 4 × 8TB IronWolf
A checked starting combination targeting about 24TB usable with raid 5-style single-drive redundancy.
Lowest checked total$1,958.96Amazon + Newegg
Lowest one-store total$2,004.95Newegg
Approx. usable24TB
Checked value$81.62/TB
What the bundle contains
Capacity and redundancy
The array can continue after one drive fails; RAID is not a backup.
Approximation: $(4 - 1) × 8TB = 24TB$. Filesystem formatting, system partitions, snapshots, and RAID implementation reduce displayed free space.