Average Bench: 63.8% (426th of 848)

Based on 176 user benchmarks.  Model: KINGSTON RBU-SC400S37128G

Above average average bench

The Kingston RBU-SC400S37128G 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.


Avg. 4K Random Write Speed 89.6MB/s
Avg. 4K Random Read Speed 24.7MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Kingston RBU-SC400S37128G 128GB is 24.2%. This is a relatively narrow range which indicates that the Kingston RBU-SC400S37128G 128GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Write Speed 142MB/s
Avg. 4K-64Thread Mixed IO Speed 29.8MB/s

Average Bench

(Based on 176 samples)
Min Avg Max
405 Read 475 514
116 Write 142 158
145 Mixed 189 220
58.4% 269 MB/s
Min Avg Max
15.2 4K Read 24.7 33.8
44.4 4K Write 89.6 112
9.05 4K Mixed 15.2 21.1
104% 43.2 MB/s
Min Avg Max
23.5 DQ Read 131 207
71.8 DQ Write 134 157
9.28 DQ Mixed 29.8 45.4
50.8% 98.5 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
71GB free
Firmware: 505ABBF0 Max speed: SATA 3.0 600 MB/s
Read 521
Write 150
Mixed 205
63% 292 MB/s
4K Read 36.2
4K Write 104
4K Mixed 19.7
135% 53.3 MB/s
DQ Read 197
DQ Write 154
DQ Mixed 46.2
70% 132 MB/s
100GB free
Firmware: 505ABBF0 Max speed: SATA 3.0 600 MB/s
Read 460
Write 143
Mixed 212
59% 272 MB/s
4K Read 33.2
4K Write 120
4K Mixed 15.3
133% 56.1 MB/s
DQ Read 207
DQ Write 159
DQ Mixed 44.4
71% 137 MB/s
96GB free
Firmware: 505ABBF0 Max speed: SATA 3.0 600 MB/s
Read 500
Write 159
Mixed 212
63% 290 MB/s
4K Read 33.8
4K Write 108
4K Mixed 15.3
128% 52.3 MB/s
DQ Read 37.4
DQ Write 157
DQ Mixed 14.5
35% 69.6 MB/s
3GB free
Firmware: 505ABBF0 Max speed: SATA 3.0 600 MB/s
Read 502
Write 148
Mixed 176
60% 275 MB/s
4K Read 21.2
4K Write 86.9
4K Mixed 16.2
99% 41.4 MB/s
DQ Read 212
DQ Write 138
DQ Mixed 26.4
60% 125 MB/s
176 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,595,267 SSDs tested.

Typical RBU-SC400S37128G 128GB Builds (Compare 157 builds) See popular component choices, score breakdowns and rankings.
Gaming 48%
Desktop 66%
Battle cruiser
Workstation 50%

System: Asus G30AB

EDIT WITH CUSTOM PC BUILDER Value: 65% - Good Total price: $674

Popular RBU-SC400S37128G 128GB systems:

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Solid State Drive Rankings (Price vs Performance) April 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

848 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

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The Best.
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Intel Core i5-7600K $229AMD RX 480 $217Samsung 850 Pro 256GB $140
Intel Pentium G4560 $60Nvidia GTX 1060-6GB $219Samsung 850 Evo 500GB $170
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Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46Corsair Vengeance LPX DDR4 3200 C16 2x8GB $137SanDisk Ultra Fit 32GB $9
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