Kingston SKC400S37/128G

SSDNow KC400 128GB

SSDNow KC400 128GB
BENCHMARKS (585)
MKT (0%)
BUILDS
(0)
BUY • $96

Effective Speed -20%Effective Speed -20%Average Score -25%Read -7%, Write -25%, 4K Read -32%, 4K Write -24%, Mixed -33%, 4K Mixed -39%, SusWrite -13%Peak Score -17%Read 2%, Write -15%, 4K Read -30%, 4K Write -7%, Mixed -34%, 4K Mixed -38%, SusWrite 2%Value & Sentiment User Rating -13%, Market Share -∞%, Price 27%, Value -135%Nice To Haves -87%DQ Read -2%, DQ Write 3%, DQ Mixed -374%, ADQ Read -5%, ADQ Write -9%, ADQ Mixed -316%, Age 8%, AS-SSD Total -3%

Average Bench: 82.1% (417^th of 1039)

Based on 585 user benchmarks. Models: KINGSTON SKC400S37128G, KINGSTON KINGSTON SKC400S, KINGSTON SKC400S3712, KINGSTON SKC400S, KINGSTON SKC400S37128G

Poor: 55%Average: 82.1% Great: 104%

Popular builds with this SSD

Very good average bench

The Kingston SSDNow KC400 128GB averaged just 17.9% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Kingston SSDNow KC400 128GB near the top of the comparison list.

Strengths

Avg. 4K Random Mixed IO Speed 32.2MB/s

Avg. 4K-64Thread Write Speed 263MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow KC400 128GB is 49%. This is a relatively wide range which indicates that the Kingston SSDNow KC400 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 265MB/s

Avg. Sequential Mixed IO Speed 270MB/s

Average Bench

(Based on 585 samples)

Rank 41782.1%

Min	Avg	Max
204	Read 428	512
97.8	Write 329	422
149	Mixed 270	309
117	SusWrite 265	402
72.3% 323 MB/s

Min	Avg	Max
16.7	4K Read 25.4	31.5
35.6	4K Write 71.6	113
19.8	4K Mixed 32.2	40.7
118% 43.1 MB/s

Min	Avg	Max
30.3	DQ Read 303	358
77.3	DQ Write 263	368
33.8	DQ Mixed 60.8	67.1
106% 209 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

FRA-User, 9 hrs ago.

32GB free

Firmware: SAFM001B

SusWrite @10s intervals: 409 408 402 381 236 278 MB/s

103% Outstanding

Write 410

Mixed 310

SusWrite 352

88% 394 MB/s

4K Read 30.8

4K Write 99.2

4K Mixed 39.5

150% 56.5 MB/s

DQ Read 353

DQ Write 363

DQ Mixed 66.8

130% 261 MB/s

FRA-User, 5 days ago.

117GB free

Firmware: SAFM001A

SusWrite @10s intervals: 362 374 401 397 388 389 MB/s

94.3% Outstanding

Write 392

Mixed 295

SusWrite 385

86% 382 MB/s

4K Read 25.6

4K Write 76.7

4K Mixed 33.7

123% 45.3 MB/s

DQ Read 350

DQ Write 314

DQ Mixed 66.4

122% 243 MB/s

USA-User, 5 days ago.

35GB free (System drive)

Firmware: SAFM

SusWrite @10s intervals: 332 303 338 261 289 233 MB/s

81.3% Excellent

Write 380

Mixed 278

SusWrite 292

72% 320 MB/s

4K Read 28.2

4K Write 81.5

4K Mixed 36.6

133% 48.8 MB/s

DQ Read 231

DQ Write 190

DQ Mixed 65.4

88% 162 MB/s

585 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 37,817,480 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 SSDNow KC400 128GB Builds (Compare 19,988 builds) See popular component choices, score breakdowns and rankings.

Gaming 93%

Nuclear submarine

Desktop 88%

Aircraft carrier

Workstation 88%

Aircraft carrier

Motherboard: MSI B450 GAMING PLUS MAX (MS-7B86)

CPU
Ryzen 5 3600AMD $198Bench 84%, 694,528 samples	8,886x
Ryzen 5 3600XAMD $249Bench 85%, 203,936 samples	2,364x
Ryzen 7 3700XAMD $325Bench 87%, 432,810 samples	1,982x

GPU
RX 5700-XTAMD $400Bench 107%, 302,536 samples	1,872x
GTX 1660S (Super)Nvidia $240Bench 71%, 184,702 samples	1,664x
RTX 2070S (Super)Nvidia $510Bench 118%, 403,865 samples	1,459x

SSD
SSDNow KC400 128GBKingston $96Bench 82%, 585 samples	1x

RAM
Vengeance LPX DDR4 3200 C16 2x8GBCorsair $79Bench 85%, 377,979 samples	2,557x
Vengeance RGB PRO DDR4 3200 C16 2x8GBCorsair $95Bench 85%, 179,799 samples	971x
Ripjaws V DDR4 3200 C16 2x8GBG.SKILL $77Bench 84%, 197,976 samples	943x

EDIT WITH CUSTOM PC BUILDER

Value: 66% - Good

Total price: $773

Popular SSDNow KC400 128GB compatible motherboards:

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

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ProGaming

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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.
- 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.
- Share your opinion by voting.

Solid State Drive Rankings (Price vs Performance) January 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.

1039 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 i5-9600K $208	Nvidia RTX 3060-Ti $400	Crucial MX500 250GB $47
Intel Core i5-10600K $257	Nvidia RTX 3070 $500	Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161	Nvidia GTX 1660S (Super) $240	Samsung 860 Evo 250GB $40

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $47	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71	SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Ultra Fit 32GB $16

Kingston SKC400S37/128G

SSDNow KC400 128GB

Average Bench: 82.1% (417^th of 1039)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

Motherboard: MSI B450 GAMING PLUS MAX (MS-7B86)

Popular SSDNow KC400 128GB compatible motherboards:

UserBenchmark of the month

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Group Test Results

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Speed Comparisons

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Best User Rated

Kingston SKC400S37/128G

SSDNow KC400 128GB

Average Bench: 82.1% (417th of 1039)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

Motherboard: MSI B450 GAMING PLUS MAX (MS-7B86)

Popular SSDNow KC400 128GB compatible motherboards:

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: 82.1% (417^th of 1039)