Seagate IronWolf Pro 20TB HDD Review

1. Introduction2. Seagate IronWolf Pro 20TB3. Testing Methodology4. CrystalDiskMark5. ATTO Disk Benchmark6. 4K Random Performance7. Throughput8. Workload Scenarios9. PCMark 10 Data Drive Benchmark10. Real Life File Testing11. Closing Thoughts12. View All Pages

We tested the 20TB Seagate IronWolf Pro with a number of scenarios that it may face in the real world. The settings for these scenarios are as follows.

File Server
512MB file size, 16KB Block size
80% Read 20% Write 100% Random
I/O queue depth 128

Web Server
1GB file size, 16KB Block size
100% Read 0% Write 100% Random
I/O queue depth 64

Database
2GB file size, 4KB Block size
90% Read 10% Write, 90% Random, 10% Sequential
I/O depth 128

Workstation
1GB file size, 16KB Block Size
70% Read 30% Write 50% Random 50% Sequential
I/O depth 64

The 20TB IronWolf Pro handled the workload scenarios pretty well, with the fastest bandwidth speeds we've seen to date for the File Server test (10.24MB/s) and the Workstation test (5.59MB/s). It didn't fare so well in the Database test with a bandwidth figure of 1.36MB/s.

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