Average Bench: 84.4% (402nd of 1058)

Based on 1,754 user benchmarks.  Model: SanDisk SD8SB8U1T001122

Very good average bench

The SanDisk X400 1TB averaged just 15.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the SanDisk X400 1TB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 189MB/s
Avg. 4K Random Mixed IO Speed 34.6MB/s

Average consistency

The range of scores (95th - 5th percentile) for the SanDisk X400 1TB is 40.3%. This is a relatively wide range which indicates that the SanDisk X400 1TB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 261MB/s
Avg. Sequential Mixed IO Speed 274MB/s
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Average Bench

(Based on 1,754 samples)
Min Avg Max
362 Read 450 500
292 Write 384 471
194 Mixed 274 348
134 SusWrite 261 332
76.6% 342 MB/s
Min Avg Max
17.8 4K Read 27.8 37.7
34.6 4K Write 69.5 113
21.3 4K Mixed 34.6 48.5
123% 44 MB/s
Min Avg Max
216 DQ Read 320 375
102 DQ Write 241 281
60.3 DQ Mixed 189 228
166% 250 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
91GB free
Firmware: X4120000
SusWrite @10s intervals: 340 217 230 188 189 213 MB/s
Read 503
Write 473
Mixed 348
SusWrite 230
87% 389 MB/s
4K Read 37.5
4K Write 63.6
4K Mixed 36.3
137% 45.8 MB/s
DQ Read 345
DQ Write 133
DQ Mixed 193
155% 224 MB/s
723GB free (System drive)
Firmware: X4120000
SusWrite @10s intervals: 337 351 277 246 250 275 MB/s
Read 454
Write 439
Mixed 313
SusWrite 289
84% 374 MB/s
4K Read 24.5
4K Write 57
4K Mixed 34.3
111% 38.6 MB/s
DQ Read 310
DQ Write 238
DQ Mixed 218
178% 255 MB/s
723GB free (System drive)
Firmware: X4120000
SusWrite @10s intervals: 254 205 266 275 273 273 MB/s
Read 381
Write 318
Mixed 199
SusWrite 258
65% 289 MB/s
4K Read 24.1
4K Write 57.9
4K Mixed 25.5
100% 35.8 MB/s
DQ Read 300
DQ Write 229
DQ Mixed 185
160% 238 MB/s
269GB free (System drive)
Firmware: X4120000
SusWrite @10s intervals: 285 256 257 234 226 257 MB/s
Read 417
Write 386
Mixed 167
SusWrite 253
68% 306 MB/s
4K Read 22.4
4K Write 39.7
4K Mixed 26.7
89% 29.6 MB/s
DQ Read 357
DQ Write 117
DQ Mixed 22
72% 165 MB/s
602GB free (System drive)
Firmware: X4140000
SusWrite @10s intervals: 238 238 239 232 245 246 MB/s
Read 423
Write 358
Mixed 209
SusWrite 240
69% 308 MB/s
4K Read 20.3
4K Write 32.6
4K Mixed 23.7
78% 25.5 MB/s
DQ Read 244
DQ Write 218
DQ Mixed 183
150% 215 MB/s
1,754 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 41,898,770 SSDs tested.

 Prices

AmazonUS $2003 months
BHPhotoUS $3103 years
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Typical X400 1TB Builds (Compare 4,060 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 70%
Battleship
Desktop
Desktop 88%
Aircraft carrier
Workstation
Workstation 59%
Gunboat

Motherboard: MSI Z170A GAMING PRO CARBON (MS-7A12) - $127

EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $1,029

Popular X400 1TB 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.
  • - 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) April 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 i5-11400F $180Nvidia RTX 3070 $500Crucial MX500 250GB $50
Intel Core i5-11600K $265Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i5-10600K $215Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $38Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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