Average Bench: 77.7% (472nd of 1016)

Based on 534 user benchmarks.  Model: SAMSUNG SSD SM841N 2.5 7mm 128GB

Good average bench

The Samsung SM841N 2.5 7mm 128GB averaged 22.3% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM841N 2.5 7mm 128GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 118MB/s
Avg. 4K Random Read Speed 25.9MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung SM841N 2.5 7mm 128GB is 42.1%. This is a relatively wide range which indicates that the Samsung SM841N 2.5 7mm 128GB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 234MB/s
Avg. Sequential Write Speed 261MB/s

Average Bench

(Based on 534 samples)
Min Avg Max
327 Read 418 493
114 Write 261 387
171 Mixed 234 303
95.4 SusWrite 268 384
65.9% 295 MB/s
Min Avg Max
14.9 4K Read 25.9 34.4
32.6 4K Write 63.9 104
17.3 4K Mixed 30.2 39.9
112% 40 MB/s
Min Avg Max
32.7 DQ Read 301 372
91.2 DQ Write 165 285
35.9 DQ Mixed 118 152
118% 195 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
28GB free (System drive)
Firmware: DXM03D0Q
SusWrite @10s intervals: 179 317 174 207 346 345 MB/s
Read 356
Write 121
Mixed 188
SusWrite 261
52% 232 MB/s
4K Read 17.5
4K Write 35.4
4K Mixed 22.6
74% 25.2 MB/s
DQ Read 313
DQ Write 108
DQ Mixed 118
112% 180 MB/s
12GB free (System drive)
Firmware: DXM03D0Q
SusWrite @10s intervals: 96 84 84 72 74 77 MB/s
Read 343
Write 118
Mixed 170
SusWrite 81.3
39% 178 MB/s
4K Read 23.5
4K Write 48.8
4K Mixed 26.5
95% 32.9 MB/s
DQ Read 237
DQ Write 98.4
DQ Mixed 100
92% 145 MB/s
534 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 21,455,080 SSDs tested.

Typical SM841N 2.5 7mm 128GB Builds (Compare 11,265 builds) See popular component choices, score breakdowns and rankings.
Gaming 13%
Tree trunk
Desktop 60%
Workstation 36%
Jet ski

Motherboard: Dell OptiPlex 9020

EDIT WITH CUSTOM PC BUILDER Value: 65% - Good Total price: $339

Popular SM841N 2.5 7mm 128GB compatible motherboards:

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) January 2020 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.


1016 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 i5-9600K $218Nvidia GTX 1660S (Super) $240Crucial MX500 250GB $42
Intel Core i5-9400F $150Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $356Nvidia RTX 2060 $349Samsung 850 Pro 512GB $249
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $653SanDisk Ultra Fit 32GB $14
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