Average Bench: 64.5% (692nd of 1026)

Based on 755 user benchmarks.  Model: SanDisk X400 2.5 7MM 128GB

Above average average bench

The Sandisk X400 2.5 7MM 128GB averaged 35.4% 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-64Thread Mixed IO Speed 179MB/s
Avg. 4K-64Thread Read Speed 301MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Sandisk X400 2.5 7MM 128GB is 44.2%. 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 84.7MB/s
Avg. Sequential Mixed IO Speed 201MB/s
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Average Bench

(Based on 755 samples)
Min Avg Max
318 Read 415 494
92.3 Write 210 335
116 Mixed 201 300
44.3 SusWrite 84.7 105
50.2% 228 MB/s
Min Avg Max
10.4 4K Read 24.4 37.3
20 4K Write 54.5 101
12.6 4K Mixed 28.9 45.7
103% 36 MB/s
Min Avg Max
34.2 DQ Read 301 370
66 DQ Write 192 257
40.7 DQ Mixed 179 230
152% 224 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
58GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 120 94 92 97 89 87 MB/s
Read 491
Write 230
Mixed 194
SusWrite 96.5
56% 253 MB/s
4K Read 37.5
4K Write 90.8
4K Mixed 47.2
165% 58.5 MB/s
DQ Read 347
DQ Write 235
DQ Mixed 211
179% 265 MB/s
67GB free
Firmware: X4152012
SusWrite @10s intervals: 203 87 83 84 85 85 MB/s
Read 487
Write 305
Mixed 336
SusWrite 105
68% 308 MB/s
4K Read 32.9
4K Write 73.7
4K Mixed 41.1
142% 49.2 MB/s
DQ Read 356
DQ Write 268
DQ Mixed 234
196% 286 MB/s
59GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 128 93 90 92 93 88 MB/s
Read 401
Write 313
Mixed 263
SusWrite 97.3
60% 269 MB/s
4K Read 30.3
4K Write 86.6
4K Mixed 40
143% 52.3 MB/s
DQ Read 349
DQ Write 243
DQ Mixed 208
179% 267 MB/s
49GB free (System drive)
Firmware: X4152012
SusWrite @10s intervals: 107 93 88 93 95 96 MB/s
Read 376
Write 226
Mixed 164
SusWrite 95.2
48% 215 MB/s
4K Read 20.5
4K Write 50.1
4K Mixed 29.6
96% 33.4 MB/s
DQ Read 364
DQ Write 212
DQ Mixed 206
176% 261 MB/s
70GB free (System drive)
Firmware: X4130012
SusWrite @10s intervals: 120 97 93 96 93 91 MB/s
Read 443
Write 310
Mixed 298
SusWrite 98.5
64% 287 MB/s
4K Read 25.7
4K Write 71
4K Mixed 21.7
104% 39.5 MB/s
DQ Read 180
DQ Write 153
DQ Mixed 167
125% 167 MB/s
755 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 28,429,654 SSDs tested.

Typical X400 2.5 7MM 128GB Builds (Compare 4,088 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 63%
Destroyer
Workstation
Workstation 40%
Jet ski

Motherboard: Dell OptiPlex 3050

EDIT WITH CUSTOM PC BUILDER Value: 83% - Excellent Total price: $200

Popular X400 2.5 7MM 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.

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) July 2020 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

1026 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
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Intel Core i7-9700K $365Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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