Kingston

RBU-SC400S37256G 256GB

RBU-SC400S37256G 256GB
BENCHMARKS (443)
MKT (0%)
BUILDS
(0)

Effective Speed -29%Effective Speed -29%Average Score -35%Read -13%, Write -63%, 4K Read -22%, 4K Write -1%, Mixed -34%, 4K Mixed -56%, SusWrite -56%Peak Score -32%Read 1%, Write -68%, 4K Read -19%, 4K Write -6%, Mixed -33%, 4K Mixed -35%, SusWrite -66%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -53%DQ Read -24%, DQ Write -44%, DQ Mixed -97%, ADQ Read -38%, ADQ Write -38%, ADQ Mixed -137%, Age -23%, AS-SSD Total -27%

Average Bench: 76.5% (543^rd of 1072)

Based on 443 user benchmarks. Model: KINGSTON RBU-SC400S37256G

Poor: 58%Average: 76.5% Great: 90%

Popular builds with this SSD

Good average bench

The Kingston RBU-SC400S37256G 256GB averaged 23.4% 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 110MB/s

Avg. 4K Random Write Speed 86.6MB/s

See where your SSD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the Kingston RBU-SC400S37256G 256GB is 31.8%. 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 190MB/s

Avg. Sequential Write Speed 248MB/s

Average Bench

(Based on 443 samples)

Rank 54376.5%

Min	Avg	Max
305	Read 405	513
198	Write 248	288
222	Mixed 267	319
128	SusWrite 190	233
61.8% 278 MB/s

Min	Avg	Max
16.6	4K Read 28.2	36.1
41.4	4K Write 86.6	115
11.4	4K Mixed 28.9	43.1
126% 47.9 MB/s

Min	Avg	Max
26.6	DQ Read 236	296
103	DQ Write 209	249
11.6	DQ Mixed 110	168
113% 185 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

DNK-User, 1 month ago.

238GB free

Firmware: KD1ABBF0

SusWrite @10s intervals: 226 253 252 227 226 226 MB/s

86.3% Excellent

Write 278

Mixed 278

SusWrite 235

65% 290 MB/s

4K Read 33

4K Write 83.9

4K Mixed 40.2

146% 52.4 MB/s

DQ Read 296

DQ Write 250

DQ Mixed 157

149% 234 MB/s

CHE-User, 2 months ago.

190GB free (System drive)

Firmware: KD1ABBF0

SusWrite @10s intervals: 186 203 222 221 223 221 MB/s

85.8% Excellent

Write 279

Mixed 253

SusWrite 213

63% 281 MB/s

4K Read 34.7

4K Write 92.5

4K Mixed 39.3

152% 55.5 MB/s

DQ Read 263

DQ Write 245

DQ Mixed 153

142% 220 MB/s

CHE-User, 5 days ago.

191GB free (System drive)

Firmware: KD1ABBF0

SusWrite @10s intervals: 180 242 228 227 222 216 MB/s

83.1% Excellent

Write 256

Mixed 278

SusWrite 219

62% 277 MB/s

4K Read 32.2

4K Write 92.4

4K Mixed 38.9

148% 54.5 MB/s

DQ Read 218

DQ Write 244

DQ Mixed 151

136% 204 MB/s

FRA-User, 4 months ago.

205GB free (System drive)

Firmware: KD1ABBF0

SusWrite @10s intervals: 226 207 212 206 209 203 MB/s

82.7% Excellent

Write 251

Mixed 276

SusWrite 210

66% 295 MB/s

4K Read 30.7

4K Write 76.6

4K Mixed 34.9

132% 47.4 MB/s

DQ Read 291

DQ Write 240

DQ Mixed 168

152% 233 MB/s

CAN-User, 3 months ago.

68GB free (System drive)

Firmware: KD1ABBF0

SusWrite @10s intervals: 216 208 208 204 185 186 MB/s

64.3% Good

Write 241

Mixed 259

SusWrite 201

57% 253 MB/s

4K Read 21.2

4K Write 53.9

4K Mixed 25.4

93% 33.5 MB/s

DQ Read 266

DQ Write 227

DQ Mixed 148

138% 214 MB/s

CHE-User, 4 months ago.

28GB free (System drive)

Firmware: KD1ABBF0

SusWrite @10s intervals: 194 155 140 127 133 113 MB/s

58.6% Above average

Write 222

Mixed 230

SusWrite 144

52% 231 MB/s

4K Read 19.9

4K Write 42

4K Mixed 25.5

85% 29.1 MB/s

DQ Read 243

DQ Write 216

DQ Mixed 145

132% 201 MB/s

443 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,665,264 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU

GPU

SSD

HDD

RAM

MBD

Typical RBU-SC400S37256G 256GB Builds (Compare 241 builds) See popular component choices, score breakdowns and rankings

Gaming 19%

Surfboard

Desktop 79%

Battleship

Workstation 17%

Surfboard

System: Asus G30AB

CPU
Core i7-4770KIntel $120Bench 74%, 172,887 samples	209x
Core i5-4670KIntel $62Bench 68%, 128,482 samples	25x
Core i7-4770Intel $75Bench 70%, 176,321 samples	5x

GPU
GTX 760 (192-bit)NvidiaBench 20%, 10,656 samples	23x
GTX 1070Nvidia $132Bench 80%, 1,459,281 samples	19x
GTX 770Nvidia $279Bench 34%, 116,895 samples	18x

SSD
RBU-SC400S37256G 256GBKingstonBench 77%, 443 samples	12x

RAM
MI64C1D1629Z1 2x8GBAdataBench 54%, 2,816 samples	56x
SLB304G08-GGNHM 2x8GBUnknownBench 55%, 513 samples	25x
M378B1G73DB0-CK0 2x8GBSamsungBench 55%, 9,947 samples	15x

EDIT WITH CUSTOM PC BUILDER

Value: 93% - Outstanding

Total price: $120

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 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 value for money upgrades.

UserBenchmark of the month

Gaming

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ProGaming

CPU

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SSD

HDD

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USB

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) April 2024 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.

1072 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

Storage Devices FAQ

What is sustained sequential write speed?

What’s the difference between SLC, MLC and TLC?

What is 3D XPoint and how fast is it?

What’s the difference between SATA, PCIe and NVMe?

What’s the difference between NAND and V-NAND?

What is sequential write speed?

What is sequential read speed?

What is incompressible data?

What is queue depth?

Solid State Drives

What is the SSD value for money rating?

What is 4K 64 thread write speed?

Can CPU power saving states (C1,C2,C3) impact SSD speed?

What is the effective SSD speed index?

How is the AS SSD write score calculated?

How is the AS SSD read score calculated?

How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $279	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $182	Nvidia RTX 4070 $409	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $30	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Kingston

RBU-SC400S37256G 256GB

Average Bench: 76.5% (543^rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Asus G30AB

Popular RBU-SC400S37256G 256GB systems:

UserBenchmark of the month

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Best User Rated

Kingston

RBU-SC400S37256G 256GB

Average Bench: 76.5% (543rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Asus G30AB

Popular RBU-SC400S37256G 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 76.5% (543^rd of 1072)