Average Bench: 76.4% (530th of 1058)

Based on 408 user benchmarks.  Model: KINGSTON RBU-SC400S37256G

Good average bench

The Kingston RBU-SC400S37256G 256GB averaged 23.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston RBU-SC400S37256G 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 107MB/s
Avg. 4K Random Write Speed 86.8MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston RBU-SC400S37256G 256GB is 32.6%. This is a relatively narrow range which indicates that the Kingston RBU-SC400S37256G 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 191MB/s
Avg. Sequential Write Speed 248MB/s
ADVERTISEMENT

Average Bench

(Based on 408 samples)
Min Avg Max
310 Read 408 513
197 Write 248 288
221 Mixed 268 322
129 SusWrite 191 234
62.1% 279 MB/s
Min Avg Max
16.3 4K Read 28 36.1
41.1 4K Write 86.8 115
11.3 4K Mixed 28.4 43
125% 47.7 MB/s
Min Avg Max
26.3 DQ Read 232 296
101 DQ Write 208 249
11.4 DQ Mixed 107 168
111% 182 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
195GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 223 233 211 213 190 190 MB/s
Read 384
Write 267
Mixed 246
SusWrite 210
62% 277 MB/s
4K Read 32.4
4K Write 80.2
4K Mixed 38.8
141% 50.5 MB/s
DQ Read 295
DQ Write 239
DQ Mixed 136
138% 223 MB/s
68GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 180 150 136 130 127 136 MB/s
Read 364
Write 240
Mixed 231
SusWrite 143
54% 245 MB/s
4K Read 30.7
4K Write 93.2
4K Mixed 40.5
148% 54.8 MB/s
DQ Read 296
DQ Write 204
DQ Mixed 128
128% 209 MB/s
60GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 167 174 154 137 143 126 MB/s
Read 403
Write 264
Mixed 256
SusWrite 150
60% 268 MB/s
4K Read 26.2
4K Write 66.4
4K Mixed 42.1
129% 44.9 MB/s
DQ Read 293
DQ Write 216
DQ Mixed 147
139% 218 MB/s
69GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 215 187 155 146 134 124 MB/s
Read 350
Write 257
Mixed 268
SusWrite 160
58% 259 MB/s
4K Read 26.1
4K Write 96.1
4K Mixed 32.4
132% 51.5 MB/s
DQ Read 295
DQ Write 240
DQ Mixed 142
140% 225 MB/s
99GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 169 161 164 165 161 194 MB/s
Read 402
Write 132
Mixed 239
SusWrite 169
52% 236 MB/s
4K Read 27.8
4K Write 64
4K Mixed 30.8
116% 40.9 MB/s
DQ Read 291
DQ Write 210
DQ Mixed 154
141% 218 MB/s
52GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 121 145 141 146 145 134 MB/s
Read 385
Write 161
Mixed 184
SusWrite 138
48% 217 MB/s
4K Read 30.6
4K Write 19.3
4K Mixed 23.4
87% 24.4 MB/s
DQ Read 145
DQ Write 61.1
DQ Mixed 69.6
60% 91.8 MB/s
108GB free (System drive)
Firmware: KD1ABBF0
SusWrite @10s intervals: 203 148 212 224 205 194 MB/s
Read 349
Write 259
Mixed 234
SusWrite 198
58% 260 MB/s
4K Read 18.1
4K Write 26.4
4K Mixed 18.8
66% 21.1 MB/s
DQ Read 208
DQ Write 143
DQ Mixed 136
112% 162 MB/s
408 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,232,080 SSDs tested.

Typical RBU-SC400S37256G 256GB Builds (Compare 381 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 32%
Sail boat
Desktop
Desktop 83%
Aircraft carrier
Workstation
Workstation 28%
Raft

System: Asus G30AB

EDIT WITH CUSTOM PC BUILDER Value: 55% - Above average Total price: $579

Popular RBU-SC400S37256G 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) September 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]

ADVERTISEMENT

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

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.
CPUGPUSSD
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback