Terramaster
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The TerraMaster U4-500 is a 1U, 4-bay NAS powered by a 12th‑Gen Intel Core i3, 8 GB DDR5 (expandable to 64 GB), dual 10 GbE ports and NVMe caching, aimed at SMBs needing high‑speed storage, robust backup and virtualization support.
Pros
Current
$899.99
Average
$899.99
Lowest
$899.99
Highest
$899.99
Lower = better sales rank
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Cons
From Expert Reviews
Praised by Experts
Criticized by Experts
From User Reviews
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Users Complain About
Best For
Small to medium businesses, creative professionals (video editors), IT departments needing centralized backup and virtualization, media servers streaming 4K content, and organizations requiring hybrid cloud workflows.
Not Ideal For
Enterprises that require redundant power supplies, users needing primary NVMe storage or extensive PCIe expansion, and heavy virtualization environments that demand more than 8 GB RAM out of the box.
Expert Opinion
Professional reviewers consider the U4-500 a performance leader in the SMB NAS segment, lauding its dual 10 GbE ports, DDR5 memory, and TOS 6 feature set. They note its suitability for 4K video editing, virtualization, and media streaming, while pointing out limitations such as lack of PCIe expansion, modest base RAM, and no redundant PSU.
What Users Say
Everyday users generally express positive sentiment, highlighting the device's ease of setup, fast backup and streaming performance, and the convenience of direct external drive access. The most common complaints revolve around fan noise, a learning curve for RAID/caching configuration, and occasional software glitches.
Common Complaints
Fan noise under load, unintuitive initial RAID/cache setup, and occasional TOS software bugs.
What People Are Saying
“The U4-500 punches above its weight with Intel’s 12th Gen CPU and DDR5, offering near‑enterprise performance at a mid‑tier price. The inclusion of Hyper Cache and hardware transcoding makes it a strong contender for media and IT teams.”
How It Compares
Compared to other SMB‑focused NAS devices, the U4-500 stands out with dual 10 GbE ports and DDR5 memory, features many competitors lack, but it falls short on redundancy (no dual PSU) and expandability (no PCIe slots). It offers higher raw throughput than typical 1‑GbE models while remaining more affordable than enterprise‑grade rackmount solutions.
