Average Bench: 41.9% (921st of 1058)

Based on 1,029 user benchmarks.  Model: KINGSTON RBU-SMSM151S3128GD1

Below average average bench

The Kingston RBU-SMSM151S3128GD1 128GB averaged 58.1% 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 Random Read Speed 21.3MB/s
Avg. Sequential Read Speed 389MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston RBU-SMSM151S3128GD1 128GB is 26.4%. This is a relatively narrow range which indicates that the Kingston RBU-SMSM151S3128GD1 128GB performs reasonably consistently under varying real world conditions.


Avg. 4K-64Thread Mixed IO Speed 7.81MB/s
Avg. Sustained Write Speed 64.3MB/s

Average Bench

(Based on 1,029 samples)
Min Avg Max
311 Read 389 454
35.3 Write 84.3 139
49.2 Mixed 120 184
23.4 SusWrite 64.3 124
35.7% 164 MB/s
Min Avg Max
4.24 4K Read 21.3 30.5
14.3 4K Write 39.9 55.7
4.34 4K Mixed 9.91 18.9
66.1% 23.7 MB/s
Min Avg Max
37.1 DQ Read 99.6 127
7.6 DQ Write 52.1 86.4
2.7 DQ Mixed 7.81 13.3
24% 53.2 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
91GB free (System drive)
Firmware: S9FM02.5
SusWrite @10s intervals: 98 117 116 119 114 125 MB/s
Read 422
Write 126
Mixed 175
SusWrite 115
46% 209 MB/s
4K Read 34.1
4K Write 62.6
4K Mixed 17.2
107% 38 MB/s
DQ Read 111
DQ Write 84.8
DQ Mixed 13.2
33% 69.7 MB/s
91GB free (System drive)
Firmware: S9FM02.5
SusWrite @10s intervals: 88 111 113 112 115 112 MB/s
Read 379
Write 110
Mixed 176
SusWrite 109
42% 193 MB/s
4K Read 32.8
4K Write 58.1
4K Mixed 19.1
105% 36.7 MB/s
DQ Read 109
DQ Write 80.1
DQ Mixed 3.6
27% 64.1 MB/s
84GB free (System drive)
Firmware: S9FM02.5
SusWrite @10s intervals: 89 113 113 105 101 91 MB/s
Read 446
Write 138
Mixed 198
SusWrite 102
48% 221 MB/s
4K Read 28.1
4K Write 50.4
4K Mixed 12.9
86% 30.5 MB/s
DQ Read 102
DQ Write 77.7
DQ Mixed 9.8
29% 63.2 MB/s
1,029 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 49,561,048 SSDs tested.

Typical RBU-SMSM151S3128GD1 128GB Builds (Compare 302 builds) See popular component choices, score breakdowns and rankings.
Gaming 10%
Tree trunk
Desktop 62%
Workstation 9%
Tree trunk

System: Asus N551VW


Popular RBU-SMSM151S3128GD1 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.

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.
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Solid State Drive Rankings (Price vs Performance) December 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 i5-12600K $300Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i5-11400F $196Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $200
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $76SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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