Average Bench: 181% (111th of 1058)

more Based on 75,757 user benchmarks.  Models: SAMSUNG MZVLW256HEHP-00000, SAMSUNG MZVLW256HEHP-000H1, SAMSUNG MZVLW256HEHP-000L2, SAMSUNG MZVLW256HEHP-000L1, NVMe SAMSUNG MZVLW256, SAMSUNG MZVLW256HEHP-000, SAMSUNG MZVLW256HEHP-000L7

Outstanding average bench

The Samsung PM961 NVMe PCIe M.2 256GB averaged 81.3% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM961 NVMe PCIe M.2 256GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 724MB/s
Avg. 4K-64Thread Read Speed 939MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung PM961 NVMe PCIe M.2 256GB is 131%. This is a particularly wide range which indicates that the Samsung PM961 NVMe PCIe M.2 256GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 304MB/s
Avg. Sequential Mixed IO Speed 658MB/s

Average Bench

(Based on 75,757 samples)
Min Avg Max
727 Read 1,476 1,998
550 Write 996 1,294
440 Mixed 658 897
159 SusWrite 304 355
190% 859 MB/s
Min Avg Max
26.7 4K Read 58.3 62.5
37.6 4K Write 108 164
24.6 4K Mixed 60.5 80.9
223% 75.5 MB/s
Min Avg Max
347 DQ Read 939 1,483
159 DQ Write 685 1,128
215 DQ Mixed 724 1,014
565% 783 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
114GB free (System drive)
Firmware: CXB70H1Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 25 20 18 15 16 16 MB/s
Read 4,281
Write 34.9
Mixed 74.8
SusWrite 18.2
229% 1,102 MB/s
4K Read 472
4K Write 2.7
4K Mixed 5
723% 160 MB/s
130GB free (System drive)
Firmware: 4L7QCXB7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 490 328 327 305 281 262 MB/s
Read 1,906
Write 1,159
Mixed 834
SusWrite 332
234% 1,058 MB/s
4K Read 50.9
4K Write 102
4K Mixed 64.5
214% 72.5 MB/s
DQ Read 857
DQ Write 582
DQ Mixed 729
541% 723 MB/s
145GB free (System drive)
Firmware: CXB73H1Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 403 256 264 260 262 257 MB/s
Read 1,732
Write 1,134
Mixed 632
SusWrite 284
208% 945 MB/s
4K Read 47.6
4K Write 102
4K Mixed 63.1
207% 71 MB/s
DQ Read 868
DQ Write 616
DQ Mixed 669
519% 718 MB/s
197GB free (System drive)
Firmware: 1L1QCXB7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 460 319 324 323 313 323 MB/s
Read 857
Write 797
Mixed 574
SusWrite 344
144% 643 MB/s
4K Read 57.5
4K Write 130
4K Mixed 73.1
250% 86.8 MB/s
DQ Read 1,021
DQ Write 556
DQ Mixed 690
540% 756 MB/s
75,757 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,077,277 SSDs tested.


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Typical PM961 NVMe PCIe M.2 256GB Builds (Compare 12,017 builds) See popular component choices, score breakdowns and rankings.
Gaming 8%
Tree trunk
Desktop 67%
Battle cruiser
Workstation 7%
Tree trunk

System: Lenovo 80WK

EDIT WITH CUSTOM PC BUILDER Value: 43% - Average Total price: $46

Popular PM961 NVMe PCIe M.2 256GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
Solid State Drive Rankings (Price vs Performance) September 2021 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top SSDs. [SSDrivePro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.


Added n/a ago.


4 months ago.

Simply there are faster alternatives in the market


11 months ago.

I have been using it on my Mi Notebook Pro and it is a monster in IO


19 months ago.

Bought this used for $25, and it simply blew my 120 GB SSD out of the water! Fastest drive of any kind that I have ever had.

1058 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $44
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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