Average Bench: 61% (717th of 1011)

Based on 5,281 user benchmarks.  Model: SanDisk SD8SBAT128G1122

Above average average bench

The SanDisk Z400s 128GB averaged 38.9% 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 80.5MB/s
Avg. 4K Random Read Speed 23.1MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Z400s 128GB is 25.7%. 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 161MB/s
Avg. Sustained Write Speed 162MB/s
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Average Bench

(Based on 5,281 samples)
Min Avg Max
333 Read 436 491
134 Write 161 177
142 Mixed 168 188
106 SusWrite 162 177
51.1% 232 MB/s
Min Avg Max
14.4 4K Read 23.1 28.5
33.6 4K Write 80.5 119
8.91 4K Mixed 12.1 14.1
93% 38.5 MB/s
Min Avg Max
88.1 DQ Read 157 195
120 DQ Write 165 179
32.2 DQ Mixed 71.1 78.6
78.3% 131 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
22GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 149 157 169 170 174 178 MB/s
Read 466
Write 149
Mixed 177
SusWrite 166
53% 239 MB/s
4K Read 27.4
4K Write 112
4K Mixed 12.5
117% 50.7 MB/s
DQ Read 164
DQ Write 176
DQ Mixed 78.8
84% 140 MB/s
61GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 169 173 177 178 177 172 MB/s
Read 446
Write 156
Mixed 174
SusWrite 174
52% 238 MB/s
4K Read 24.9
4K Write 105
4K Mixed 13.3
110% 47.7 MB/s
DQ Read 160
DQ Write 178
DQ Mixed 71.5
81% 137 MB/s
55GB free
Firmware: Z2320000
SusWrite @10s intervals: 174 173 169 171 174 173 MB/s
Read 414
Write 168
Mixed 176
SusWrite 172
51% 232 MB/s
4K Read 24.4
4K Write 110
4K Mixed 12.4
111% 48.8 MB/s
DQ Read 183
DQ Write 176
DQ Mixed 58.2
77% 139 MB/s
92GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 159 171 174 177 176 176 MB/s
Read 434
Write 173
Mixed 187
SusWrite 172
53% 241 MB/s
4K Read 25.9
4K Write 76.6
4K Mixed 11.2
94% 37.9 MB/s
DQ Read 170
DQ Write 177
DQ Mixed 76.7
84% 141 MB/s
16GB free (System drive)
Firmware: Z2320000
SusWrite @10s intervals: 138 152 173 173 174 171 MB/s
Read 468
Write 172
Mixed 180
SusWrite 163
54% 246 MB/s
4K Read 17.8
4K Write 89.8
4K Mixed 12.1
90% 39.9 MB/s
DQ Read 169
DQ Write 175
DQ Mixed 76.6
84% 140 MB/s
72GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 172 173 175 176 175 177 MB/s
Read 492
Write 170
Mixed 168
SusWrite 175
55% 251 MB/s
4K Read 25.5
4K Write 54.4
4K Mixed 13.4
85% 31.1 MB/s
DQ Read 122
DQ Write 175
DQ Mixed 40
60% 112 MB/s
59GB free (System drive)
Firmware: Z2333000
SusWrite @10s intervals: 159 165 174 171 175 176 MB/s
Read 466
Write 164
Mixed 174
SusWrite 170
54% 243 MB/s
4K Read 23.1
4K Write 48.2
4K Mixed 11.8
76% 27.7 MB/s
DQ Read 103
DQ Write 171
DQ Mixed 39.9
58% 104 MB/s
5,281 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,524,604 SSDs tested.

 Prices

AmazonUS $9516 mins
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Typical Z400s 128GB Builds (Compare 6,535 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 72%
Battleship
Desktop
Desktop 70%
Battleship
Workstation
Workstation 52%
Yacht

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

EDIT WITH CUSTOM PC BUILDER Value: 57% - Above average Total price: $917

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) October 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

1011 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 i5-9400F $145Nvidia GTX 1660 $210Samsung 850 Evo 250GB $57
Intel Core i5-9600K $240Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $107
Intel Core i7-9700K $350Nvidia RTX 2060 $349Samsung 850 Pro 256GB $199
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 64GB $88
Seagate Barracuda 3TB (2016) $78G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $83SanDisk Ultra Fit 32GB $14
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