Average Bench: 68.8% (668th of 1058)

Based on 354 user benchmarks.  Model: KINGSTON RBUSNS8180S3256GJ

Above average average bench

The Kingston RBUSNS8180S3256GJ 256GB averaged 31.2% 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.


Avg. 4K-64Thread Mixed IO Speed 169MB/s
Avg. 4K Random Read Speed 28.3MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston RBUSNS8180S3256GJ 256GB is 37.2%. This is a relatively wide range which indicates that the Kingston RBUSNS8180S3256GJ 256GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 122MB/s
Avg. Sequential Write Speed 246MB/s

Average Bench

(Based on 354 samples)
Min Avg Max
313 Read 400 468
117 Write 246 392
224 Mixed 295 345
75.2 SusWrite 122 155
59.2% 266 MB/s
Min Avg Max
12.9 4K Read 28.3 38.1
36 4K Write 63.3 87.8
11.8 4K Mixed 28.9 39.6
113% 40.2 MB/s
Min Avg Max
136 DQ Read 243 289
57.7 DQ Write 240 318
20.1 DQ Mixed 169 209
147% 217 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
181GB free (System drive)
Firmware: SBFK61D1
SusWrite @10s intervals: 263 77 73 86 89 91 MB/s
Read 452
Write 197
Mixed 316
SusWrite 113
60% 269 MB/s
4K Read 33.5
4K Write 66
4K Mixed 33.9
129% 44.5 MB/s
DQ Read 266
DQ Write 172
DQ Mixed 178
144% 205 MB/s
203GB free (System drive)
Firmware: SBFK61D1
SusWrite @10s intervals: 304 113 99 102 103 102 MB/s
Read 420
Write 287
Mixed 304
SusWrite 138
64% 287 MB/s
4K Read 27.6
4K Write 64.6
4K Mixed 31.7
117% 41.3 MB/s
DQ Read 274
DQ Write 313
DQ Mixed 207
180% 264 MB/s
205GB free (System drive)
Firmware: SBFK61D1
SusWrite @10s intervals: 300 96 99 98 100 102 MB/s
Read 416
Write 379
Mixed 309
SusWrite 132
69% 309 MB/s
4K Read 26.7
4K Write 63.8
4K Mixed 30.9
114% 40.5 MB/s
DQ Read 290
DQ Write 321
DQ Mixed 211
185% 274 MB/s
354 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 45,318,110 SSDs tested.

Typical RBUSNS8180S3256GJ 256GB Builds (Compare 225 builds) See popular component choices, score breakdowns and rankings.
Gaming 4%
Tree trunk
Desktop 32%
Sail boat
Workstation 4%
Tree trunk

System: Chuwi HeroBook Pro


Popular RBUSNS8180S3256GJ 256GB 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.

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) July 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]


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.


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.
Intel Core i5-11400F $268Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $270Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-10700K $304Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $78
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $29Corsair Vengeance LPX DDR4 3000 C15 2x8GB $85SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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