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Samsung SSD PM991 NVMe 256GB

Price and performance details for the Samsung SSD PM991 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 PM991 NVMe 256GB

Description:  MZVLQ256HAJD

Drive Size:  238.5 GB

Other names:  PM991 NVMe Samsung 256GB, SAMSUNG MZVLQ256HAJD-000H1, SAMSUNG MZVLQ256HAJD-00000, NVMe PM991 NVMe Samsu, NVMe SAMSUNG MZVLQ256HAJD-00000, SAMSUNG MZVLQ256HAJD-000, NVMe PM991 NVMe Samsung 256GB, NVMe SAMSUNG MZVLQ256HAJD-000H1, SAMSUNG MZVLQ256HAJD-00007, SAMSUNG MZVLQ256HAJD-000AC, SAMSUNG MZVLQ256HAJD-00A00

Drive First Benchmarked: 2019-12-11

Drive Rating/$Price: 219.58

Overall Rank:  4304

Last Price Change:  $34.95 USD (2021-09-26)

Average Drive Rating
7674
Samples: 1498

Disk Test Suite Average Results for Samsung SSD PM991 NVMe 256GB

Sequential Read1,100 MBytes/Sec
Sequential Write601 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)506 MBytes/Sec
IOPS 4KQD150 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 28th of May 2024 - Higher results represent better performance
Drive Average Disk Rating
Samsung SSD PM991 NVMe 256GB
7,674
Seagate ST1000DM010
1,409
TOSHIBA DT01ACA100
1,392
WDC WD10EZEX
1,333
Seagate ST2000DM001
1,255
Seagate ST1000DM003
1,247
TOSHIBA MQ04ABF100
1,126
TOSHIBA DT01ACA050
1,050
WDC WD10SPZX
976
Seagate ST1000LM035
841
Last 5 Baselines for Samsung SSD PM991 NVMe 256GB
Most recent listed first
Baseline Disk Rating
BL2106441 - May 22 2024
6115
BL2104833 - May 19 2024
4296
BL2104205 - May 18 2024
12238
BL2103618 - May 18 2024
12642
BL2102212 - May 16 2024
7252