Average Bench: 60.6% (729th of 1011)

Based on 4,497 user benchmarks.  Model: SanDisk SD8SN8U-128G-1006

Above average average bench

The Sandisk SD8SN8U-128G-1006 128GB averaged 39.3% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. 4K-64Thread Mixed IO Speed 175MB/s
Avg. 4K-64Thread Read Speed 293MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk SD8SN8U-128G-1006 128GB is 40.1%. This is a relatively wide range which indicates that the Sandisk SD8SN8U-128G-1006 128GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 85.5MB/s
Avg. Sequential Mixed IO Speed 202MB/s

Average Bench

(Based on 4,497 samples)
Min Avg Max
304 Read 396 475
103 Write 210 317
111 Mixed 202 298
48 SusWrite 85.5 105
49.3% 223 MB/s
Min Avg Max
9.53 4K Read 21.7 35.7
21.6 4K Write 50.8 90.8
12 4K Mixed 26.3 42.9
93.4% 32.9 MB/s
Min Avg Max
111 DQ Read 293 349
87.6 DQ Write 192 250
89.6 DQ Mixed 175 216
149% 220 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
68GB free (System drive)
Firmware: X4120006
SusWrite @10s intervals: 124 94 98 93 89 89 MB/s
Read 432
Write 306
Mixed 253
SusWrite 98
60% 272 MB/s
4K Read 25.5
4K Write 50.4
4K Mixed 31.7
106% 35.9 MB/s
DQ Read 310
DQ Write 207
DQ Mixed 213
171% 244 MB/s
23GB free (System drive)
Firmware: X4120006
SusWrite @10s intervals: 146 39 44 40 18 50 MB/s
Read 436
Write 316
Mixed 295
SusWrite 56
61% 276 MB/s
4K Read 19
4K Write 48.2
4K Mixed 30.6
94% 32.6 MB/s
DQ Read 350
DQ Write 244
DQ Mixed 217
184% 270 MB/s
32GB free (System drive)
Firmware: X4120006
SusWrite @10s intervals: 81 57 48 50 63 28 MB/s
Read 378
Write 150
Mixed 83
SusWrite 54.4
36% 166 MB/s
4K Read 16.6
4K Write 44.2
4K Mixed 19.6
74% 26.8 MB/s
DQ Read 322
DQ Write 155
DQ Mixed 163
141% 213 MB/s
4,497 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 19,105,085 SSDs tested.

Typical SD8SN8U-128G-1006 128GB Builds (Compare 17,159 builds) See popular component choices, score breakdowns and rankings.
Gaming 15%
Tree trunk
Desktop 52%
Workstation 32%
Sail boat

System: HP OMEN by HP Laptop


Popular SD8SN8U-128G-1006 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) 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.


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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