Average Bench: 55.2% (835th of 1058)

Based on 290 user benchmarks.  Model: SanDisk SD8SMAT-128G-1006

Average average bench

The Sandisk SD8SMAT-128G-1006 128GB averaged 44.7% 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 Random Write Speed 64.6MB/s
Avg. Sequential Read Speed 442MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Sandisk SD8SMAT-128G-1006 128GB is just 17.3%. This is a relatively narrow range which indicates that the Sandisk SD8SMAT-128G-1006 128GB performs reasonably consistently under varying real world conditions.


Avg. 4K Random Mixed IO Speed 7.78MB/s
Avg. Sustained Write Speed 162MB/s

Average Bench

(Based on 290 samples)
Min Avg Max
363 Read 442 491
145 Write 167 179
151 Mixed 201 259
100 SusWrite 162 177
53.6% 243 MB/s
Min Avg Max
13.4 4K Read 19.4 25.5
37.1 4K Write 64.6 91.9
3.05 4K Mixed 7.78 12.1
73.6% 30.6 MB/s
Min Avg Max
18.8 DQ Read 141 199
58.5 DQ Write 156 181
3.19 DQ Mixed 51.3 79.6
65.5% 116 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
45GB free (System drive)
Firmware: Z2311006
SusWrite @10s intervals: 156 174 172 172 177 168 MB/s
Read 427
Write 160
Mixed 176
SusWrite 170
51% 233 MB/s
4K Read 27.2
4K Write 103
4K Mixed 11.9
111% 47.5 MB/s
DQ Read 157
DQ Write 178
DQ Mixed 75.6
82% 137 MB/s
10GB free (System drive)
Firmware: Z2311006
SusWrite @10s intervals: 146 170 169 172 175 79 MB/s
Read 402
Write 166
Mixed 167
SusWrite 152
49% 222 MB/s
4K Read 15.7
4K Write 55.8
4K Mixed 8.7
64% 26.7 MB/s
DQ Read 156
DQ Write 166
DQ Mixed 77.3
81% 133 MB/s
290 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,239,958 SSDs tested.

Typical SD8SMAT-128G-1006 128GB Builds (Compare 17 builds) See popular component choices, score breakdowns and rankings.
Gaming 11%
Tree trunk
Desktop 68%
Battle cruiser
Workstation 10%
Tree trunk

System: HP 27-a227c


Popular SD8SMAT-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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Solid State Drive Rankings (Price vs Performance) September 2021 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.


1058 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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