Average Bench: 72.6% (597th of 1058)

Based on 10,088 user benchmarks.  Model: SanDisk SD8SBAT256G1122

Good average bench

The SanDisk Z400s 256GB averaged 27.3% 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.

Strengths

Avg. 4K Random Write Speed 84.3MB/s
Avg. 4K-64Thread Mixed IO Speed 80.9MB/s

Good consistency

The range of scores (95th - 5th percentile) for the SanDisk Z400s 256GB is 27.2%. This is a relatively narrow range which indicates that the SanDisk Z400s 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 216MB/s
Avg. 4K Random Mixed IO Speed 13.6MB/s
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Average Bench

(Based on 10,088 samples)
Min Avg Max
360 Read 444 500
228 Write 286 318
181 Mixed 216 240
147 SusWrite 283 320
68.5% 307 MB/s
Min Avg Max
17.4 4K Read 23.9 28.7
40.1 4K Write 84.3 117
10.8 4K Mixed 13.6 15.8
98.3% 40.6 MB/s
Min Avg Max
131 DQ Read 169 213
125 DQ Write 252 286
62.3 DQ Mixed 80.9 87.1
97.6% 167 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
31GB free
Firmware: Z2201000
SusWrite @10s intervals: 323 316 319 322 325 321 MB/s
Read 489
Write 320
Mixed 224
SusWrite 321
76% 339 MB/s
4K Read 26.5
4K Write 97
4K Mixed 15
111% 46.2 MB/s
DQ Read 168
DQ Write 285
DQ Mixed 85
104% 180 MB/s
219GB free
Firmware: Z2320000
SusWrite @10s intervals: 242 266 319 320 322 321 MB/s
Read 480
Write 314
Mixed 228
SusWrite 298
74% 330 MB/s
4K Read 23.8
4K Write 89.4
4K Mixed 14.6
102% 42.6 MB/s
DQ Read 168
DQ Write 275
DQ Mixed 86.2
104% 177 MB/s
198GB free
Firmware: Z2201000
SusWrite @10s intervals: 287 305 307 306 309 309 MB/s
Read 452
Write 289
Mixed 219
SusWrite 304
70% 316 MB/s
4K Read 23.7
4K Write 69.4
4K Mixed 14.2
91% 35.8 MB/s
DQ Read 163
DQ Write 217
DQ Mixed 77.4
90% 153 MB/s
44GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 247 293 294 301 306 233 MB/s
Read 488
Write 296
Mixed 229
SusWrite 279
72% 323 MB/s
4K Read 23.7
4K Write 61.2
4K Mixed 12.3
84% 32.4 MB/s
DQ Read 156
DQ Write 273
DQ Mixed 82.3
100% 170 MB/s
112GB free (System drive)
Firmware: Z2201000
SusWrite @10s intervals: 197 234 276 276 289 268 MB/s
Read 398
Write 272
Mixed 212
SusWrite 257
64% 285 MB/s
4K Read 19.4
4K Write 64.1
4K Mixed 12.4
79% 32 MB/s
DQ Read 164
DQ Write 281
DQ Mixed 83.1
102% 176 MB/s
10,088 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,296,028 SSDs tested.

 Prices

AmazonUS $14419 days
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Typical Z400s 256GB Builds (Compare 21,580 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 70%
Battleship
Desktop
Desktop 88%
Aircraft carrier
Workstation
Workstation 60%
Gunboat

Motherboard: Asus Z170 PRO GAMING - $295

EDIT WITH CUSTOM PC BUILDER Value: 56% - Above average Total price: $1,235

Popular Z400s 256GB 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.

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

Added n/a ago.

Average

2 years ago.

compared to the intel 660p 1tb m.2 drive???? yeah I mean they don't sell them anymore so get that ^^^^^^^^^^^^^^^^^


Your
opinion?
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 $394Nvidia 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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