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Seagate ST21G8SM4A07

Price and performance details for the Seagate ST21G8SM4A07 can be found below. This is made using thousands of PerformanceTest benchmark results and is updated daily.

  • The first graph shows the relative performance of the Hard Drive compared to the 10 other common Hard Drives in terms of PassMark Disk Rating.
  • The 2nd graph shows the value for money, in terms of the Disk Rating per dollar.

Seagate ST21G8SM4A07

Drive Size:  119.2 GB

Other names:  ST21G8SM4A07-T01 Z, ST21G8SM4A07-T I

Drive First Benchmarked: 2025-03-31

Drive Rating/$Price: NA

Overall Rank:  13316

Last Price Change:  NA

Average Drive Rating
2652
Samples: 8

Disk Test Suite Average Results for Seagate ST21G8SM4A07

Sequential Read554 MBytes/Sec
Sequential Write91 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)199 MBytes/Sec
IOPS 4KQD140 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 20th of April 2026 - Higher results represent better performance
Drive Average Disk Rating
Seagate ST21G8SM4A07
2,652
Seagate ST1000DM010
1,364
Seagate Barracuda 2TB Hard Drive
1,311
TOSHIBA DT01ACA100
1,246
WDC WD10EZEX
1,218
Seagate ST1000DM003
1,172
TOSHIBA DT01ACA050
1,133
TOSHIBA MQ04ABF100
1,053
WDC WD10SPZX
893
TOSHIBA MQ01ABD100
810
Last 5 Baselines for Seagate ST21G8SM4A07
Most recent listed first
Baseline Disk Rating
BL3247379 - Jan 28 2026
2902
BL3246842 - Jan 28 2026
2421
BL3244767 - Jan 27 2026
2860
BL3244539 - Jan 27 2026
2331
BL3236793 - Jan 23 2026
2886