Average Bench: 80.5% (412th of 1011)

Based on 1,220 user benchmarks.  Model: SAMSUNG SSD PM871b M.2 2280 128GB

Very good average bench

The Samsung PM871b M.2 2280 128GB averaged just 19.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM871b M.2 2280 128GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 284MB/s
Avg. 4K Random Mixed IO Speed 39.1MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung PM871b M.2 2280 128GB is 45.9%. This is a relatively wide range which indicates that the Samsung PM871b M.2 2280 128GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 138MB/s
Avg. Sequential Mixed IO Speed 341MB/s

Average Bench

(Based on 1,220 samples)
Min Avg Max
348 Read 433 487
161 Write 377 458
172 Mixed 341 397
78.2 SusWrite 138 171
72.1% 322 MB/s
Min Avg Max
12.7 4K Read 30.3 40.5
35.2 4K Write 66.6 96.6
19 4K Mixed 39.1 54.2
131% 45.3 MB/s
Min Avg Max
195 DQ Read 339 382
108 DQ Write 282 342
113 DQ Mixed 284 352
220% 302 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
53GB free (System drive)
Firmware: MVT23D0Q
SusWrite @10s intervals: 178 160 162 163 162 162 MB/s
Read 326
Write 370
Mixed 279
SusWrite 165
64% 285 MB/s
4K Read 17.2
4K Write 74.5
4K Mixed 21.5
93% 37.7 MB/s
DQ Read 373
DQ Write 330
DQ Mixed 342
259% 349 MB/s
1,220 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 16,913,863 SSDs tested.

Typical PM871b M.2 2280 128GB Builds (Compare 8,631 builds) See popular component choices, score breakdowns and rankings.
Gaming 15%
Tree trunk
Desktop 55%
Workstation 34%
Sail boat

System: Dell Inspiron 7577


Popular PM871b M.2 2280 128GB 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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) August 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.


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 $143Nvidia GTX 1660 $220Samsung 850 Evo 250GB $86
Intel Core i5-9600K $219Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $102
AMD Ryzen 5 3600 $198AMD RX 580 $173Samsung 850 Pro 256GB $195
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $42G.SKILL Trident Z DDR4 3200 C14 4x16GB $695SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $75Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 16GB $24
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