Average Bench: 63.7% (596th of 959)

Based on 403 user benchmarks.  Model: SanDisk X400 2.5 7MM 128GB

Above average average bench

The Sandisk X400 2.5 7MM 128GB averaged 36.2% 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 Read Speed 22.9MB/s
Avg. Sequential Read Speed 461MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 128GB is 39%. This is a relatively wide range which indicates that the Sandisk X400 2.5 7MM 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 86.7MB/s
Avg. Sequential Write Speed 214MB/s
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Average Bench

(Based on 403 samples)
Min Avg Max
353 Read 461 502
95 Write 214 319
148 Mixed 273 398
42.8 SusWrite 86.7 117
57.1% 259 MB/s
Min Avg Max
9.81 4K Read 22.9 33.4
17.1 4K Write 49.8 87.8
8.23 4K Mixed 19.5 32.4
86% 30.7 MB/s
Min Avg Max
16.3 DQ Read 187 356
35.1 DQ Write 167 257
7.84 DQ Mixed 59.8 215
77% 138 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
25GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 103 92 91 53 53 61 MB/s
Read 480
Write 256
Mixed 164
SusWrite 75.4
54% 244 MB/s
4K Read 35.7
4K Write 84.3
4K Mixed 41
151% 53.7 MB/s
DQ Read 317
DQ Write 195
DQ Mixed 60.7
98% 191 MB/s
44GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 165 87 81 83 85 84 MB/s
Read 493
Write 301
Mixed 332
SusWrite 97.4
68% 306 MB/s
4K Read 32.2
4K Write 70.4
4K Mixed 38
135% 46.9 MB/s
DQ Read 335
DQ Write 255
DQ Mixed 217
183% 269 MB/s
80GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 114 94 91 86 86 87 MB/s
Read 443
Write 190
Mixed 165
SusWrite 92.9
49% 223 MB/s
4K Read 30.9
4K Write 61
4K Mixed 36.8
126% 42.9 MB/s
DQ Read 332
DQ Write 232
DQ Mixed 204
174% 256 MB/s
34GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 131 90 91 95 93 90 MB/s
Read 359
Write 136
Mixed 180
SusWrite 98.5
43% 193 MB/s
4K Read 17.2
4K Write 45.2
4K Mixed 20.7
76% 27.7 MB/s
DQ Read 323
DQ Write 194
DQ Mixed 214
171% 244 MB/s
403 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 9,141,296 SSDs tested.

Typical X400 2.5 7MM 128GB Builds (Compare 1,141 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 17%
Surfboard
Desktop
Desktop 56%
Gunboat
Workstation
Workstation 33%
Sail boat

System: Dell Inspiron 3668

EDIT WITH CUSTOM PC BUILDER Value: 81% - Excellent Total price: $200

Popular X400 2.5 7MM 128GB systems:

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 2018 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

959 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 $380Nvidia GTX 1070 $323Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $249Samsung 850 Evo 500GB $98
Intel Core i7-7700K $355AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 64GB $42
Seagate Barracuda 3TB (2016) $80Corsair Vengeance LPX DDR4 3000 C15 2x8GB $140SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $157SanDisk Ultra Fit 32GB $12
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