Sm400

M.2 2280 256GB

M.2 2280 256GB
BENCHMARKS (25)
MKT (0%)
BUILDS
(0)

Effective Speed -63%Effective Speed -63%Average Score -64%Read -17%, Write -29%, 4K Read -94%, 4K Write -49%, Mixed -26%, 4K Mixed -198%, SusWrite -35%Peak Score -33%Read -11%, Write -23%, 4K Read -37%, 4K Write -26%, Mixed -19%, 4K Mixed -101%, SusWrite -15%Value & Sentiment -923%User Rating -14%, Market Share -1,833%Nice To Haves -167%DQ Read -27%, DQ Write -12%, DQ Mixed -556%, ADQ Read -151%, ADQ Write -18%, ADQ Mixed -674%, Age 125%, AS-SSD Total -22%

Average Bench: 60.3% (802^nd of 1074)

Based on 25 user benchmarks. Model: SM400 M.2 2280 256GB

Poor: 42%Average: 60.3% Great: 79%

Popular builds with this SSD

Above average average bench

The Sm400 M.2 2280 256GB averaged 39.7% 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.

Strengths

Avg. 4K-64Thread Write Speed 245MB/s

Avg. 4K Random Write Speed 58.9MB/s

See where your SSD ranks →

Above average consistency

The range of scores (95th - 5th percentile) for the Sm400 M.2 2280 256GB is 37.8%. This is a relatively wide range which indicates that the Sm400 M.2 2280 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 33.6MB/s

Avg. 4K-64Thread Read Speed 130MB/s

Average Bench

(Based on 25 samples)

Rank 80260.3%

Min	Avg	Max
327	Read 392	457
61.2	Write 315	394
105	Mixed 285	356
46.1	SusWrite 219	336
67.8% 303 MB/s

Min	Avg	Max
8.5	4K Read 17.7	31.4
24.3	4K Write 58.9	97.3
1.8	4K Mixed 15.1	29
77.3% 30.5 MB/s

Min	Avg	Max
76.8	DQ Read 130	288
79.5	DQ Write 245	320
0.4	DQ Mixed 33.6	50.5
69.1% 136 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

IDN-User, 11 days ago.

151GB free (System drive)

Firmware: S0411A

SusWrite @10s intervals: 124 69 74 55 58 83 MB/s

65.6% Good

Write 61.2

Mixed 127

SusWrite 77

39% 179 MB/s

4K Read 31.4

4K Write 81.9

4K Mixed 26.2

124% 46.5 MB/s

DQ Read 172

DQ Write 79.5

DQ Mixed 40.6

53% 97.4 MB/s

IDN-User, 11 days ago.

151GB free (System drive)

Firmware: S0411A

SusWrite @10s intervals: 103 109 62 162 78 MB/s

63.9% Good

Write 350

Mixed 339

SusWrite 96.9

68% 306 MB/s

4K Read 22

4K Write 72.9

4K Mixed 21.7

100% 38.9 MB/s

DQ Read 170

DQ Write 309

DQ Mixed 43

88% 174 MB/s

MDG-User, 17 days ago.

93GB free (System drive)

Firmware: HP2818E3

SusWrite @10s intervals: 245 238 348 298 144 14 MB/s

61.9% Good

Write 391

Mixed 344

SusWrite 214

77% 344 MB/s

4K Read 24.2

4K Write 56

4K Mixed 10.5

80% 30.2 MB/s

DQ Read 164

DQ Write 238

DQ Mixed 14

63% 139 MB/s

IDN-User, 1 month ago.

211GB free (System drive)

Firmware: HP3418B2

SusWrite @10s intervals: 337 335 352 326 329 329 MB/s

57.8% Above average

Write 334

Mixed 297

SusWrite 335

75% 334 MB/s

4K Read 11.9

4K Write 43.7

4K Mixed 7.9

51% 21.2 MB/s

DQ Read 97.8

DQ Write 250

DQ Mixed 15.5

57% 121 MB/s

IDN-User, 5 months ago.

157GB free (System drive)

Firmware: U0326A0

SusWrite @10s intervals: 252 240 291 292 255 234 MB/s

51.7% Above average

Write 304

Mixed 105

SusWrite 260

58% 260 MB/s

4K Read 17

4K Write 43.2

4K Mixed 1.8

51% 20.7 MB/s

DQ Read 117

DQ Write 212

DQ Mixed 15.8

54% 115 MB/s

25 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,918,941 SSDs tested

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

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CPU

GPU

SSD

HDD

RAM

MBD

Typical M.2 2280 256GB Builds (Compare 3,303 builds) See popular component choices, score breakdowns and rankings

Gaming 6%

Tree trunk

Desktop 43%

Speed boat

Workstation 5%

Tree trunk

System: Dell Latitude E7470

CPU
Core i5-6300UIntelBench 40%, 59,619 samples	1,748x
Core i7-6600UIntelBench 45%, 31,982 samples	1,374x
Core i5-6200UIntelBench 41%, 135,462 samples	106x

GPU
HD 520 (Mobile Skylake)IntelBench 4%, 362,113 samples	3,229x
Iris Graphics 540IntelBench 7%, 6,448 samples	72x
GTX 970Nvidia $200Bench 49%, 834,238 samples	1x

SSD
M.2 2280 256GBSm400Bench 60%, 25 samples	1x

RAM
HMA41GS6AFR8N-TF 1x8GBHynixBench 38%, 45,898 samples	495x
HMA81GS6AFR8N-UH 1x8GBHynixBench 37%, 144,145 samples	343x
16ATF1G64HZ-2G1B1 1x8GBMicronBench 39%, 4,454 samples	290x

EDIT WITH CUSTOM PC BUILDER

Popular M.2 2280 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.

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Solid State Drive Rankings (Price vs Performance) May 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.
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Fastest real world speed - Real World Speed measures performance for typical consumers.

1074 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 $273	Nvidia RTX 4060 $293	Crucial MX500 250GB $39
Intel Core i5-12400F $128	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $165	Nvidia RTX 4070 $542	Samsung 870 Evo 250GB $29

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Sm400

M.2 2280 256GB

Average Bench: 60.3% (802^nd of 1074)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7470

Popular M.2 2280 256GB systems:

UserBenchmark of the month

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Sm400

M.2 2280 256GB

Average Bench: 60.3% (802nd of 1074)

Popular builds with this SSD

Above average average bench

Strengths

Above average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7470

Popular M.2 2280 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Speed Comparisons

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Best User Rated

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Average Bench: 60.3% (802^nd of 1074)