Synology DS925+
Score: 85/100Buffalo TeraStation TS3430RN
Score: 81/100Rankings
The DS925+ is a powerful 4-bay NAS aimed at prosumers and small businesses, offering an AMD Ryzen CPU, dual 2.5 GbE networking, SSD caching and extensive DSM features, though it lacks native 10 GbE and enforces a Synology-only drive policy.
A 1U rack-mountable 4-bay NAS with up to 32 TB capacity, quad-core CPU, dual 2.5 GbE ports and strong security features, suited for SMBs, but limited by modest memory and lack of SSD cache or snapshots.
| Attribute | | Buffalo TeraStation TS3430RN |
|---|---|---|
200 TBbest | 32 TB | |
4best | 4best | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
4best | 4best | |
4 GBbest | 2 GB | |
| ↓ lower better | 37.91 Wbest | — |
| ↓ lower better | 20.5 dBbest | — |
3 yearsbest | 3 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | Buffalo TeraStation TS3430RN |
|---|---|---|
Performance(2) | ||
CPU Model | AMD Ryzen V1500B | Annapurna Labs Alpine AL524 Quad-core CPU |
System Memory (GB) | 4 GB | 2 GB |
Build & Design(1) | ||
Weight (kg) | 2.26 kg | 12.61 kg |
Connectivity(1) | ||
Supported Network Protocols | SMB1–3,NFSv3–v4.1,iSCSI,HTTP/HTTPS,SNMP,LDAP,CalDAV | CIFS/SMB, AFP, FTP, FTPS, SFTP, NFS, TCP/IP, iSCSI |
Storage & Capacity(3) | ||
Maximum Raw Capacity (TB) | 200 TB | 32 TB |
RAID Support | Synology Hybrid RAID,Basic,JBOD,RAID 0,RAID 1,RAID 5,RAID 6,RAID 10 | RAID 0,1,5,6,10,JBOD |
Supported Drive Types | 3.5" SATA HDD,2.5" SATA SSD,M.2 2280 NVMe SSD | 3.5" SATA III |
Products in the top-left offer the best value (high score, low price).
Professional reviewers praise the DS925+ for its powerful AMD Ryzen processor, dual 2.5 GbE networking, and flexible SSD caching, noting enterprise-grade performance in a compact form factor, while criticizing the loss of 10 GbE and strict drive ecosystem.
Everyday users appreciate fast file transfers, quiet operation, and the ease of DSM, but some are disappointed by the locked-down drive ecosystem and lack of 10 GbE for future-proofing.
Professional reviewers praise the TeraStation 3430RN for its rock-solid reliability, robust security suite and straightforward deployment, highlighting the pre-configured RAID, rail kit and 2.5 GbE networking as key strengths. They note, however, that the modest 2 GB of non-ECC RAM, lack of SSD cache and absence of snapshot capabilities make it less suitable for high-performance or mission-critical scenarios.
Everyday users consistently commend the NAS for its easy setup, dependable day-to-day performance and strong security features, especially the ransomware detection and two-factor authentication. Recurring complaints focus on slower-than-advertised transfer speeds, limited memory causing performance hiccups, and the desire for snapshot functionality and lighter hardware.
“Easy Installation: Users appreciate the out-of-the-box RAID setup and included mounting hardware.”
“Stable Performance: Many report reliable file sharing and backup operations across Windows, Mac, and Linux.”
