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Samsung SSD PM991a NVMe 256GB

Price and performance details for the Samsung SSD PM991a NVMe 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.

Samsung SSD PM991a NVMe 256GB

Description:  MZVLQ256HBJD

Drive Size:  238.5 GB

Other names:  NVMe PM991a NVMe Samsung 256GB, PM991a NVMe Samsung 256GB, SAMSUNG MZVLQ256HBJD-00BH1

Drive First Benchmarked: 2021-06-01

Drive Rating/$Price: NA

Overall Rank:  2375

Last Price Change:  NA

Average Drive Rating
9388
Samples: 331

Disk Test Suite Average Results for Samsung SSD PM991a NVMe 256GB

Sequential Read1,092 MBytes/Sec
Sequential Write846 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)651 MBytes/Sec
IOPS 4KQD154 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 28th of January 2023 - Higher results represent better performance
Drive Average Disk Rating
Samsung SSD PM991a NVMe 256GB
9,388
Seagate ST2000DM001
1,216
WDC WD10EZEX
1,214
Seagate ST1000DM003
1,198
TOSHIBA DT01ACA100
1,186
TOSHIBA DT01ACA050
1,070
Seagate ST1000DM010
1,069
TOSHIBA MQ04ABF100
925
HGST HTS721010A9E630
788
WDC WD5000AAKX
787
Last 5 Baselines for Samsung SSD PM991a NVMe 256GB
Most recent listed first
Baseline Disk Rating
BL1729444 - Jan 25 2023
5464
BL1729248 - Jan 25 2023
12168
BL1728997 - Jan 25 2023
9441
BL1727668 - Jan 23 2023
4108
BL1727502 - Jan 23 2023
3545