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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: 221.51

Overall Rank:  3918

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

Average Drive Rating
7742
Samples: 1628

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

Sequential Read1,145 MBytes/Sec
Sequential Write598 MBytes/Sec
Random Seek Read Write (IOPS 32KQD20)502 MBytes/Sec
IOPS 4KQD150 MBytes/Sec
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Drive Rating Relative to Top 10 HDDs Common Drives
As of 14th of September 2024 - Higher results represent better performance
Drive Average Disk Rating
Samsung SSD PM991 NVMe 256GB
7,742
Seagate ST2000DM008
2,259
Seagate ST1000DM010
1,551
TOSHIBA DT01ACA100
1,366
WDC WD10EZEX
1,312
Seagate ST2000DM001
1,245
Seagate ST1000DM003
1,228
TOSHIBA MQ04ABF100
1,147
TOSHIBA DT01ACA050
1,044
WDC WD10SPZX
960
PassMark Software © 2008-2024
Last 5 Baselines for Samsung SSD PM991 NVMe 256GB
Most recent listed first
Baseline Disk Rating
BL2191638 - Sep 10 2024
7488
BL2191539 - Sep 10 2024
7329
BL2191221 - Sep 10 2024
7361
BL2191169 - Sep 10 2024
11640
BL2190883 - Sep 09 2024
7429
PassMark Software © 2008-2024