Average Bench: 239% (30th of 992)

Based on 2,806 user benchmarks.  Models: PM981 NVMe Samsung 1024GB, NVMe SAMSUNG MZVLB1T0, SAMSUNG MZVLB1T0HALR-00000, SAMSUNG MZVLB1T0HALR-000L7, SAMSUNG MZVLB1T0HALR-000L2

Outstanding average bench

The Samsung PM981 NVMe PCIe M.2 1TB averaged 139.4% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM981 NVMe PCIe M.2 1TB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 797MB/s
Avg. Sequential Write Speed 1,608MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Samsung PM981 NVMe PCIe M.2 1TB is 169%. This is a particularly wide range which indicates that the Samsung PM981 NVMe PCIe M.2 1TB performs inconsistently under varying real world conditions.


Avg. 4K Random Write Speed 113MB/s
Avg. 4K Random Read Speed 51MB/s

Average Bench

(Based on 2,806 samples)
Min Avg Max
646 Read 1,618 2,241
696 Write 1,608 2,282
599 Mixed 1,136 1,613
659 SusWrite 1,139 1,472
309% 1,375 MB/s
Min Avg Max
33 4K Read 51 62.2
57.3 4K Write 113 153
38.8 4K Mixed 67.7 85.2
224% 77.2 MB/s
Min Avg Max
72.6 DQ Read 885 1,492
177 DQ Write 710 1,246
94.6 DQ Mixed 797 1,320
597% 797 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
677GB free (System drive)
Firmware: EXA7101Q Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 2370 1971 1160 1160 1153 1157 MB/s
Read 2,275
Write 2,311
Mixed 1,701
SusWrite 1,495
437% 1,946 MB/s
4K Read 68.3
4K Write 190
4K Mixed 96.2
327% 118 MB/s
DQ Read 1,570
DQ Write 1,379
DQ Mixed 1,448
1,093% 1,466 MB/s
301GB free (System drive)
Firmware: 2L1QEXA7 Max speed: PCIe 5,000 MB/s
SusWrite @10s intervals: 1054 1035 1017 993 1003 969 MB/s
Read 1,305
Write 1,587
Mixed 1,099
SusWrite 1,012
282% 1,251 MB/s
4K Read 45
4K Write 85.3
4K Mixed 58
188% 62.8 MB/s
DQ Read 702
DQ Write 678
DQ Mixed 737
540% 705 MB/s
2,806 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 13,030,033 SSDs tested.

Typical PM981 NVMe PCIe M.2 1TB Builds (Compare 6,392 builds) See popular component choices, score breakdowns and rankings.
Gaming 18%
Desktop 103%
Workstation 73%

System: Dell XPS 15 9570


Popular PM981 NVMe PCIe M.2 1TB systems:

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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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Solid State Drive Rankings (Price vs Performance) March 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.

Excellent (edit your comment) Add link

5 months ago.

I have 2o of them all very fast.


11 months ago.

IMHO best M.2 NVMe SSD in Q1 2018, but since it's an OEM drive Samsung offers literately no drivers if you buy one of them aftermarket (which I tried), so gotta wait for the "980 evo" or whatever they'll call the non OEM version...

992 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 i7-8700K $370Nvidia GTX 1070 $370Samsung 850 Evo 250GB $75
AMD Ryzen 5 1600 $122Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $105
Intel Core i5-8600K $260Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3000 C15 2x8GB $105SanDisk Extreme 64GB $43
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $716SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $110SanDisk Ultra Fit 32GB $12
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