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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: 220.00

Overall Rank:  2571

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

Average Drive Rating
7689
Samples: 988

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

Sequential Read893 MBytes/Sec
Sequential Write665 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)554 MBytes/Sec
IOPS 4KQD153 MBytes/Sec
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Drive Rating Relative to Top 10 Common Drives
As of 31st of March 2023 - Higher results represent better performance
Drive Average Disk Rating
Samsung SSD PM991 NVMe 256GB
 		7,689
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
PassMark Software © 2008-2023
Last 5 Baselines for Samsung SSD PM991 NVMe 256GB
Most recent listed first
Baseline Disk Rating
BL1782053 - Mar 30 2023
10483
BL1782027 - Mar 30 2023
9848
BL1781834 - Mar 30 2023
8212
BL1778792 - Mar 26 2023
10360
BL1778696 - Mar 25 2023
10252
PassMark Software © 2008-2023