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Micron M550 SSD 128GB

Price and performance details for the Micron M550 SSD 128GB 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.

Micron M550 SSD 128GB

Description:  Models: MTFDDAT128MAY

Drive Size:  119.2 GB

Other names:  Micron_M550_2.5"_7mm_128GB

Drive First Benchmarked: 2014-10-04

Drive Rating/$Price: NA

Overall Rank:  8898

Last Price Change:  NA

Average Drive Rating
3702
Samples: 10

Disk Test Suite Average Results for Micron M550 SSD 128GB

Sequential Read496 MBytes/Sec
Sequential Write327 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)240 MBytes/Sec
IOPS 4KQD133 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 8th of February 2026 - Higher results represent better performance
Drive Average Disk Rating
Micron M550 SSD 128GB
3,702
Seagate ST2000DM008
2,313
Seagate ST1000DM010
1,379
Seagate Barracuda 2TB Hard Drive
1,317
TOSHIBA DT01ACA100
1,255
WDC WD10EZEX
1,217
Seagate ST1000DM003
1,176
TOSHIBA DT01ACA050
1,144
TOSHIBA MQ04ABF100
1,061
WDC WD10SPZX
902
Last 5 Baselines for Micron M550 SSD 128GB
Most recent listed first
Baseline Disk Rating
BL2553563 - Apr 14 2025
3357
BL2140699 - Jul 08 2024
3364
BL1973794 - Dec 19 2023
4018
BL1574662 - Jun 01 2022
4417
BL1535812 - Mar 19 2022
4121