Synology DS923+ vs TerraMaster F4-424: Which Should You Buy?

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Quick verdict

You are…Buy this
New to self‑hosting and want a rock‑solid, “just works” experienceSynology DS923+ (affiliate) – the DSM ecosystem makes setup painless.
Budget‑conscious but still need decent performance and 2.5 GbE out of the boxTerraMaster F4‑424 (affiliate) – cheaper with faster native networking and hardware transcode.
Planning to stream 1080p/4K media directly from the NASTerraMaster F4‑424 (affiliate). Its Intel N95 QuickSync gives you on‑the‑fly transcoding that the DS923+ simply can’t do.
Want a platform with a massive app library and long‑term supportSynology DS923+ (affiliate). DSM’s software depth beats TerraMaster’s TOS in every category we’ve tried.

Spec‑by‑spec comparison

FeatureSynology DS923+ (affiliate)TerraMaster F4‑424 (affiliate)
Category / TypeNAS / HardwareNAS / Hardware
Price$600$450
Best forReliable turnkey NASValue 4‑bay alt
CPUAMD Ryzen R1600 (2 cores, 4 threads, no iGPU)Intel N95 (4 cores, QuickSync enabled)
RAM4 GB DDR4 ECC (expandable to 32 GB)8 GB DDR5 (expandable to 32 GB)
Network2× 1 GbE (optional 10 GbE add‑in)2× 2.5 GbE
Hardware TranscodeNoYes – QuickSync
Drive Bays4‑bay, expandable to 9 with DX517 expansion unit4‑bay + 2× M.2 slots (no external bay kit listed)
ProsBest software (DSM)Good specs for the price
ConsNo HW transcode; limited to 1 GbE without add‑onTOS software feels rough

First‑hand look: What matters in a homelab NAS

1. Software experience – DSM vs. TOS

I’ve run dozens of Synology boxes over the past five years, and the DiskStation Manager (DSM) still feels like the gold standard for home‑lab OSes. The package center is massive, updates are painless, and the UI stays consistent even as new features land. When I installed Plex on a DS923+, setting up users, shares, and snapshots was a matter of clicks.

TerraMaster’s TOS works, but it feels like an after‑thought. Apps install slower, the web UI is less polished, and some third‑party containers need manual tweaking. If you’re comfortable digging into Docker or command line, TOS can be tamed; otherwise expect a steeper learning curve.

2. Performance & networking

The Intel N95 in the F4‑424 gives me four physical cores that handle simultaneous file transfers without choking – and thanks to QuickSync, Plex can transcode 1080p streams on the fly. The built‑in 2.5 GbE ports already outpace the DS923+’s base 1 GbE links, so you’ll see higher sustained throughput on a modern switch.

The DS923+ uses an AMD Ryzen R1600 with two cores and four threads. It’s perfectly fine for basic file serving or backup duties,