Kingston SKC400S37/128G

SSDNow KC400 128GB

SSDNow KC400 128GB
BENCHMARKS (513)
MKT (0%)
BUILDS
(0)
BUY • $97

Effective Speed -21%Effective Speed -21%Average Score -26%Read -7%, Write -28%, 4K Read -31%, 4K Write -25%, Mixed -35%, 4K Mixed -41%, SusWrite -16%Peak Score -17%Read 2%, Write -15%, 4K Read -30%, 4K Write -5%, Mixed -34%, 4K Mixed -38%, SusWrite 2%Value & Sentiment User Rating -41%, Market Share -∞%, Price 29%, Value -129%Nice To Haves -89%DQ Read -2%, DQ Write 1%, DQ Mixed -373%, ADQ Read -6%, ADQ Write -13%, ADQ Mixed -324%, Age 9%, AS-SSD Total -4%

Average Bench: 81.1% (431^st of 1034)

Based on 513 user benchmarks. Models: KINGSTON SKC400S37128G, KINGSTON KINGSTON SKC400S, KINGSTON SKC400S3712, KINGSTON SKC400S, KINGSTON SKC400S37128G

Poor: 53%Average: 81.1% Great: 103%

Popular builds with this SSD

Very good average bench

The Kingston SSDNow KC400 128GB averaged just 18.8% 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 31.6MB/s

Avg. 4K-64Thread Write Speed 260MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Kingston SSDNow KC400 128GB is 49.1%. 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 258MB/s

Avg. Sequential Mixed IO Speed 264MB/s

Average Bench

(Based on 513 samples)

Rank 43181.1%

Min	Avg	Max
205	Read 427	512
90.8	Write 319	420
130	Mixed 264	309
100	SusWrite 258	398
70.9% 317 MB/s

Min	Avg	Max
16.3	4K Read 25.3	31.5
34.1	4K Write 71.1	114
18.5	4K Mixed 31.6	40.7
117% 42.7 MB/s

Min	Avg	Max
30.6	DQ Read 304	358
76.4	DQ Write 260	361
32	DQ Mixed 60.5	67
106% 208 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

CAN-User, 3 days ago.

72GB free (System drive)

Firmware: SAFM00.W

SusWrite @10s intervals: 234 289 289 290 332 297 MB/s

100% Outstanding

Write 426

Mixed 307

SusWrite 288

86% 384 MB/s

4K Read 30.9

4K Write 100

4K Mixed 39.6

151% 57 MB/s

DQ Read 352

DQ Write 373

DQ Mixed 67

132% 264 MB/s

USA-User, 6 days ago.

25GB free (System drive)

Firmware: SAFM00.Y

SusWrite @10s intervals: 222 171 153 151 176 151 MB/s

77.3% Very good

Write 161

Mixed 287

SusWrite 171

62% 279 MB/s

4K Read 28.7

4K Write 47.9

4K Mixed 34.8

113% 37.1 MB/s

DQ Read 345

DQ Write 172

DQ Mixed 66.3

100% 194 MB/s

BRA-User, 2 days ago.

80GB free (System drive)

Firmware: SAFM00.W

SusWrite @10s intervals: 143 189 112 270 124 MB/s

67.6% Good

Write 372

Mixed 282

SusWrite 173

69% 307 MB/s

4K Read 21

4K Write 43.5

4K Mixed 25.3

87% 29.9 MB/s

DQ Read 336

DQ Write 296

DQ Mixed 66.2

118% 233 MB/s

PAK-User, 2 days ago.

39GB free (System drive)

Firmware: SAFM00.Y

SusWrite @10s intervals: 307 212 214 204 239 252 MB/s

63% Good

Write 333

Mixed 259

SusWrite 238

66% 294 MB/s

4K Read 22.5

4K Write 43.1

4K Mixed 27.3

92% 31 MB/s

DQ Read 249

DQ Write 24.7

DQ Mixed 65.3

66% 113 MB/s

513 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 31,491,048 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 2,374 builds) See popular component choices, score breakdowns and rankings.

Gaming 3%

Tree trunk

Desktop 62%

Destroyer

Workstation 3%

Tree trunk

System: HP Compaq 8200 Elite SFF PC

CPU
Core i5-2400Intel $75Bench 69%, 114,075 samples	1,176x
Core i5-2500Intel $65Bench 71%, 49,883 samples	466x
Core i7-2600Intel $213Bench 72%, 118,327 samples	419x

GPU
HD 2000 (Desktop 1.1 GHz)IntelBench 1%, 105,315 samples	1,112x
GeForce GT 710NvidiaBench 3%, 91,029 samples	184x
GT 1030NvidiaBench 15%, 88,217 samples	184x

SSD
SSDNow KC400 128GBKingston $97Bench 81%, 513 samples	1x

RAM
M378B5773DH0-CH9 2x2GBSamsungBench 44%, 3,471 samples	36x
M378B5773DH0-CH9 4x2GBSamsungBench 48%, 1,939 samples	22x
M378B5773CH0-CH9 2x2GBSamsungBench 43%, 2,478 samples	21x

EDIT WITH CUSTOM PC BUILDER

Value: 47% - Average

Total price: $172

Popular SSDNow KC400 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

Gaming

Desktop

ProGaming

CPU

GPU

SSD

HDD

RAM

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) September 2020 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.

1034 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 $193	Nvidia GTX 1660S (Super) $230	Crucial MX500 250GB $43
Intel Core i5-9400F $143	Nvidia GTX 1650S (Super) $170	Samsung 850 Evo 120GB $78
Intel Core i7-9700K $290	Nvidia RTX 2070S (Super) $500	Samsung 860 Evo 250GB $43

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $43	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $66	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $64	SanDisk Extreme 32GB $30
Seagate Barracuda 3TB (2016) $85	G.SKILL Trident Z DDR4 3200 C14 4x16GB $649	SanDisk Extreme 16GB $28

Kingston SKC400S37/128G

SSDNow KC400 128GB

Average Bench: 81.1% (431^st of 1034)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: HP Compaq 8200 Elite SFF PC

Popular SSDNow KC400 128GB systems:

UserBenchmark of the month

How it works

Group Test Results

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Kingston SKC400S37/128G

SSDNow KC400 128GB

Average Bench: 81.1% (431st of 1034)

Popular builds with this SSD

Very good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

Prices

CHOOSE A COMPONENT:

System: HP Compaq 8200 Elite SFF PC

Popular SSDNow KC400 128GB systems:

UserBenchmark of the month

How it works

Group Test Results

Share a related link

Comments

Speed Comparisons

Frequently Asked Questions

Best User Rated

Feedback

Average Bench: 81.1% (431^st of 1034)