Average Bench: 56% (829th of 1058)

Based on 1,020 user benchmarks.  Model: SanDisk Z400s M.2 2280 128GB

Average average bench

The Sandisk Z400s M.2 2280 128GB averaged 44.0% 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.

Strengths

Avg. 4K-64Thread Mixed IO Speed 72.3MB/s
Avg. 4K Random Write Speed 62.9MB/s

Very good consistency

The range of scores (95th - 5th percentile) for the Sandisk Z400s M.2 2280 128GB is just 20%. This is a relatively narrow range which indicates that the Sandisk Z400s M.2 2280 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 162MB/s
Avg. Sustained Write Speed 165MB/s
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Average Bench

(Based on 1,020 samples)
Min Avg Max
339 Read 413 468
139 Write 162 175
145 Mixed 167 183
139 SusWrite 165 176
50.1% 227 MB/s
Min Avg Max
10.6 4K Read 19.9 26
31.7 4K Write 62.9 90.2
8.56 4K Mixed 10.8 12.7
77.2% 31.2 MB/s
Min Avg Max
116 DQ Read 157 185
135 DQ Write 167 178
55.5 DQ Mixed 72.3 78.5
79.2% 132 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
119GB free
Firmware: Z2329012
SusWrite @10s intervals: 174 174 173 174 174 174 MB/s
Read 457
Write 172
Mixed 179
SusWrite 174
54% 246 MB/s
4K Read 27.8
4K Write 82
4K Mixed 13.1
102% 41 MB/s
DQ Read 182
DQ Write 151
DQ Mixed 70.9
79% 134 MB/s
119GB free
Firmware: Z2329012
SusWrite @10s intervals: 173 164 174 173 167 176 MB/s
Read 421
Write 176
Mixed 167
SusWrite 171
52% 234 MB/s
4K Read 25.4
4K Write 68.8
4K Mixed 12.9
91% 35.7 MB/s
DQ Read 178
DQ Write 174
DQ Mixed 77.6
85% 143 MB/s
68GB free (System drive)
Firmware: Z2329012
SusWrite @10s intervals: 149 154 176 178 174 168 MB/s
Read 442
Write 170
Mixed 167
SusWrite 167
52% 237 MB/s
4K Read 13.5
4K Write 70.1
4K Mixed 10.5
71% 31.4 MB/s
DQ Read 160
DQ Write 180
DQ Mixed 78.4
84% 139 MB/s
61GB free (System drive)
Firmware: Z2329012
SusWrite @10s intervals: 141 143 166 166 174 177 MB/s
Read 373
Write 167
Mixed 157
SusWrite 161
47% 215 MB/s
4K Read 8.8
4K Write 15
4K Mixed 8.9
33% 10.9 MB/s
DQ Read 165
DQ Write 176
DQ Mixed 75.4
83% 139 MB/s
1,020 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,232,080 SSDs tested.

Typical Z400s M.2 2280 128GB Builds (Compare 5,433 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 6%
Tree trunk
Desktop
Desktop 61%
Destroyer
Workstation
Workstation 6%
Tree trunk

System: Dell Inspiron 7559

EDIT WITH CUSTOM PC BUILDER

Popular Z400s 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.
  • - 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]

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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.

 Comments

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.
CPUGPUSSD
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
HDDRAMUSB
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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