Average Bench: 61.4% (693rd of 1000)

Based on 4,658 user benchmarks.  Model: SanDisk SD8SBAT128G1122

Above average average bench

The SanDisk Z400s 128GB averaged 38.5% 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 Random Write Speed 82MB/s
Avg. 4K Random Read Speed 23.2MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Z400s 128GB is 24.5%. This is a relatively narrow range which indicates that the SanDisk Z400s 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

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

(Based on 4,658 samples)
Min Avg Max
340 Read 437 492
133 Write 160 177
138 Mixed 167 186
106 SusWrite 162 177
51% 231 MB/s
Min Avg Max
16 4K Read 23.2 28.6
39 4K Write 82 120
8.59 4K Mixed 12.1 14
94% 39.1 MB/s
Min Avg Max
65.2 DQ Read 158 202
105 DQ Write 165 179
12.9 DQ Mixed 70.8 79
78.3% 131 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
91GB free (System drive)
Firmware: Z2320000
SusWrite @10s intervals: 142 171 175 176 170 176 MB/s
Read 453
Write 173
Mixed 171
SusWrite 168
53% 241 MB/s
4K Read 27.2
4K Write 113
4K Mixed 11.3
116% 50.6 MB/s
DQ Read 160
DQ Write 177
DQ Mixed 75
82% 137 MB/s
28GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 176 174 177 176 177 175 MB/s
Read 481
Write 154
Mixed 172
SusWrite 176
54% 246 MB/s
4K Read 24.6
4K Write 89
4K Mixed 13
101% 42.2 MB/s
DQ Read 162
DQ Write 179
DQ Mixed 75.6
83% 139 MB/s
39GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 167 166 172 175 175 173 MB/s
Read 475
Write 148
Mixed 160
SusWrite 171
52% 239 MB/s
4K Read 22.7
4K Write 80.3
4K Mixed 12.8
93% 38.6 MB/s
DQ Read 159
DQ Write 175
DQ Mixed 76.2
82% 137 MB/s
28GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 169 173 173 169 174 171 MB/s
Read 383
Write 159
Mixed 174
SusWrite 172
49% 222 MB/s
4K Read 13.3
4K Write 27
4K Mixed 9.7
47% 16.7 MB/s
DQ Read 172
DQ Write 136
DQ Mixed 72.7
77% 127 MB/s
4,658 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 14,382,218 SSDs tested.

 Prices

NeweggUS $679 months
AmazonUS $863 days
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Typical Z400s 128GB Builds (Compare 5,431 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 90%
Nuclear submarine
Desktop
Desktop 75%
Battleship
Workstation
Workstation 59%
Gunboat

Motherboard: MSI Z170A PC MATE (MS-7971) - $108

EDIT WITH CUSTOM PC BUILDER Value: 101% - Outstanding Total price: $850

Popular Z400s 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.

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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) May 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]

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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

1000 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 i7-8700K $330Nvidia GTX 1070 $314Samsung 850 Evo 250GB $92
AMD Ryzen 5 1600 $108Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 2600 $145Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $90SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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