Average Bench: 202% (64th of 1011)

more Based on 22,367 user benchmarks.  Models: NVMe SAMSUNG MZVLW512, NVMe PM961 NVMe SAMSU, PM961 NVMe SAMSUNG 512GB, SAMSUNG MZVLW512HMJP-000H1, SAMSUNG MZVLW512HMJP-000L2, SAMSUNG MZVLW512HMJP-000L7, SAMSUNG MZVLW512HMJP-00000

Outstanding average bench

The Samsung PM961 NVMe PCIe M.2 512GB averaged 102.1% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM961 NVMe PCIe M.2 512GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 815MB/s
Avg. 4K-64Thread Read Speed 969MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung PM961 NVMe PCIe M.2 512GB is 144%. This is a particularly wide range which indicates that the Samsung PM961 NVMe PCIe M.2 512GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 569MB/s
Avg. Sequential Mixed IO Speed 739MB/s

Average Bench

(Based on 22,367 samples)
Min Avg Max
723 Read 1,492 1,975
663 Write 1,208 1,534
461 Mixed 739 934
300 SusWrite 569 675
223% 1,002 MB/s
Min Avg Max
25.3 4K Read 51.8 62.1
43.8 4K Write 117 174
29.8 4K Mixed 64.2 84.6
222% 77.6 MB/s
Min Avg Max
322 DQ Read 969 1,461
216 DQ Write 791 1,265
244 DQ Mixed 815 1,144
628% 858 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
431GB free (System drive)
Firmware: CXY7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 880 632 648 653 656 661 MB/s
Read 1,973
Write 1593
Mixed 979
SusWrite 688
291% 1,308 MB/s
4K Read 61.9
4K Write 161
4K Mixed 82.7
285% 102 MB/s
DQ Read 1,046
DQ Write 939
DQ Mixed 966
732% 984 MB/s
22,367 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,104,221 SSDs tested.

Typical PM961 NVMe PCIe M.2 512GB Builds (Compare 15,185 builds) See popular component choices, score breakdowns and rankings.
Gaming 15%
Desktop 75%
Workstation 46%

System: Dell XPS 15 9560 - $1,170


Popular PM961 NVMe PCIe M.2 512GB 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.

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) November 2019 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.


2 years ago.

I own it, got it virtually brand new at 2nd hand price


10 months ago.

Dreadful performance on non-sequential writes. Like a cheap thumbdrive.

1011 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 i5-9400F $148Nvidia GTX 1660 $210Crucial MX500 250GB $45
Intel Core i5-9600K $210Nvidia GTX 1660S (Super) $234Samsung 850 Evo 120GB $150
Intel Core i7-9700K $349Nvidia GTX 1660-Ti $260Samsung 860 Evo 250GB $49
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $65SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $68SanDisk Ultra Fit 32GB $14
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