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Micron M550 SSD 256GB

Price and performance details for the Micron M550 SSD 256GB 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 256GB

Description:  Models: MTFDDAK256MAY, MTFDDAV256MAY, MTFDDAT256MAY

Drive Size:  238.5 GB

Other names:  Micron_M550_2.5"_7mm_256GB, ATA MTFDDAK256MAY-1A SCSI Disk Device, MTFDDAK256MAY-1AH12ABHA, MTFDDAK256MAY-1AH1ZABHA, MTFDDAK256MAY-1AH12ABHB, Micron_M550_MTFDDAK256MAY, Micron_M550_MTFDDAV256MAY

Drive First Benchmarked: 2014-06-19

Drive Rating/$Price: NA

Overall Rank:  8687

Last Price Change:  NA

Average Drive Rating
3874
Samples: 200

Disk Test Suite Average Results for Micron M550 SSD 256GB

Sequential Read493 MBytes/Sec
Sequential Write391 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)262 MBytes/Sec
IOPS 4KQD132 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 15th of April 2026 - Higher results represent better performance
Drive Average Disk Rating
Micron M550 SSD 256GB
3,874
Seagate ST1000DM010
1,364
Seagate Barracuda 2TB Hard Drive
1,311
TOSHIBA DT01ACA100
1,246
WDC WD10EZEX
1,219
Seagate ST1000DM003
1,173
TOSHIBA DT01ACA050
1,133
TOSHIBA MQ04ABF100
1,055
WDC WD10SPZX
893
TOSHIBA MQ01ABD100
810
Last 5 Baselines for Micron M550 SSD 256GB
Most recent listed first
Baseline Disk Rating
BL3389276 - Apr 01 2026
3728
BL3389074 - Apr 01 2026
3692
BL3387908 - Apr 01 2026
3972
BL3375027 - Mar 26 2026
4331
BL3347718 - Mar 13 2026
3399