Average Bench: 61.2% (703rd of 1003)

Based on 4,673 user benchmarks.  Model: SanDisk SD8SBAT128G1122

Above average average bench

The SanDisk Z400s 128GB averaged 38.8% 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 79.3MB/s
Avg. 4K Random Read Speed 23.4MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Z400s 128GB is 23.6%. 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 162MB/s
Avg. Sustained Write Speed 164MB/s
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Average Bench

(Based on 4,673 samples)
Min Avg Max
340 Read 438 491
138 Write 162 177
145 Mixed 168 188
113 SusWrite 164 177
51.3% 233 MB/s
Min Avg Max
16.2 4K Read 23.4 28.7
28.9 4K Write 79.3 118
8.5 4K Mixed 12 14.1
92.8% 38.2 MB/s
Min Avg Max
79.3 DQ Read 158 204
111 DQ Write 165 179
14 DQ Mixed 71.1 78.8
78.3% 131 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
44GB free
Firmware: Z2333000
SusWrite @10s intervals: 167 174 175 176 176 177 MB/s
Read 487
Write 176
Mixed 175
SusWrite 174
56% 253 MB/s
4K Read 31.1
4K Write 118
4K Mixed 13.6
127% 54.2 MB/s
DQ Read 188
DQ Write 174
DQ Mixed 77.9
87% 147 MB/s
82GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 174 175 176 177 177 177 MB/s
Read 471
Write 173
Mixed 189
SusWrite 176
56% 252 MB/s
4K Read 28.3
4K Write 117
4K Mixed 13.9
123% 53.1 MB/s
DQ Read 157
DQ Write 177
DQ Mixed 77
83% 137 MB/s
118GB free
Firmware: Z2333000
SusWrite @10s intervals: 165 169 169 167 166 169 MB/s
Read 481
Write 174
Mixed 190
SusWrite 168
56% 253 MB/s
4K Read 26.9
4K Write 104
4K Mixed 13.2
113% 48.1 MB/s
DQ Read 163
DQ Write 175
DQ Mixed 75.8
83% 138 MB/s
32GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 128 102 63 90 112 111 MB/s
Read 337
Write 147
Mixed 137
SusWrite 101
40% 181 MB/s
4K Read 22
4K Write 84.5
4K Mixed 11.9
93% 39.5 MB/s
DQ Read 159
DQ Write 168
DQ Mixed 75.1
81% 134 MB/s
4,673 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 15,833,395 SSDs tested.

 Prices

AmazonUS $9522 mins
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Typical Z400s 128GB Builds (Compare 5,856 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 90%
Aircraft carrier
Desktop
Desktop 76%
Battleship
Workstation
Workstation 60%
Gunboat

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

EDIT WITH CUSTOM PC BUILDER Value: 93% - Outstanding Total price: $935

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) July 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

1003 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 $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $248Nvidia GTX 1080-Ti $709Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $70G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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