Average Bench: 55.7% (844th of 1071)

Based on 12,768 user benchmarks.  Model: SanDisk SD8SNAT128G1002

Average average bench

The Sandisk SD8SNAT128G1002 128GB averaged 44.3% 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 72.4MB/s
Avg. 4K Random Write Speed 65.1MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Sandisk SD8SNAT128G1002 128GB is 22.7%. This is a relatively narrow range which indicates that the Sandisk SD8SNAT128G1002 128GB performs reasonably consistently under varying real world conditions.


Avg. Sustained Write Speed 160MB/s
Avg. Sequential Write Speed 162MB/s

Average Bench

(Based on 12,768 samples)
Min Avg Max
337 Read 414 480
137 Write 162 177
147 Mixed 168 185
105 SusWrite 160 176
49.8% 226 MB/s
Min Avg Max
9.5 4K Read 19.3 26.3
32.8 4K Write 65.1 96.2
7.89 4K Mixed 10.5 13.3
77.2% 31.6 MB/s
Min Avg Max
139 DQ Read 162 200
88 DQ Write 166 180
49.5 DQ Mixed 72.4 78.8
79.7% 133 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
33GB free (System drive)
Firmware: Z2317002
SusWrite @10s intervals: 158 161 165 174 174 173 MB/s
Read 416
Write 140
Mixed 157
SusWrite 167
48% 220 MB/s
4K Read 18
4K Write 43.2
4K Mixed 10.1
63% 23.8 MB/s
DQ Read 157
DQ Write 172
DQ Mixed 72.5
80% 134 MB/s
28GB free (System drive)
Firmware: Z2317002
SusWrite @10s intervals: 132 156 170 177 175 179 MB/s
Read 388
Write 166
Mixed 163
SusWrite 165
49% 220 MB/s
4K Read 14.6
4K Write 48
4K Mixed 9.9
60% 24.2 MB/s
DQ Read 157
DQ Write 180
DQ Mixed 75.4
83% 138 MB/s
16GB free (System drive)
Firmware: Z2317002
SusWrite @10s intervals: 125 136 136 157 165 157 MB/s
Read 348
Write 152
Mixed 149
SusWrite 146
44% 199 MB/s
4K Read 14.1
4K Write 32.6
4K Mixed 9
50% 18.6 MB/s
DQ Read 154
DQ Write 159
DQ Mixed 71.5
77% 128 MB/s
12,768 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 70,914,009 SSDs tested.

Typical SD8SNAT128G1002 128GB Builds (Compare 3,474 builds) See popular component choices, score breakdowns and rankings.
Gaming 7%
Tree trunk
Desktop 58%
Workstation 6%
Tree trunk

System: Asus GL553VD


Popular SD8SNAT128G1002 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 2023 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.


1071 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 i5-13600K $310Nvidia RTX 4060 $300Crucial MX500 250GB $30
Intel Core i5-12600K $215Nvidia RTX 4060-Ti $397Samsung 850 Evo 120GB $60
Intel Core i5-12400F $150Nvidia RTX 4070-Ti $800Samsung 860 Evo 250GB $50
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $56G.SKILL Trident Z DDR4 3200 C14 4x16GB $381SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback