Samsung

SM841 mSATA 256GB

SM841 mSATA 256GB
BENCHMARKS (1,284)
MKT (0%)
BUILDS
(0)

Effective Speed -25%Effective Speed -25%Average Score -35%Read -9%, Write -48%, 4K Read -38%, 4K Write -47%, Mixed -47%, 4K Mixed -49%, SusWrite -9%Peak Score -23%Read -3%, Write -22%, 4K Read -27%, 4K Write -30%, Mixed -40%, 4K Mixed -44%, SusWrite 3%Value & Sentiment -885%User Rating -14%, Market Share -1,756%Nice To Haves -40%DQ Read 4%, DQ Write -23%, DQ Mixed -130%, ADQ Read 4%, ADQ Write -31%, ADQ Mixed -103%, Age -30%, AS-SSD Total -9%

Average Bench: 78.9% (503^rd of 1072)

Based on 1,284 user benchmarks. Models: SAMSUNG SSD SM841 mSATA 256GB, SAMSUNG SSD SM841 SED mSATA 256GB, SAMSUNG SSD SM841 mSATA, SAMSUNG SSD SM841 SED mS

Poor: 56%Average: 78.9% Great: 99%

Popular builds with this SSD

Good average bench

The Samsung SM841 mSATA 256GB averaged 21.0% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung SM841 mSATA 256GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 128MB/s

Avg. 4K-64Thread Read Speed 338MB/s

See where your SSD ranks →

Average consistency

The range of scores (95th - 5th percentile) for the Samsung SM841 mSATA 256GB is 42.9%. This is a relatively wide range which indicates that the Samsung SM841 mSATA 256GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 245MB/s

Avg. Sustained Write Speed 271MB/s

Average Bench

(Based on 1,284 samples)

Rank 50378.9%

Min	Avg	Max
310	Read 419	493
125	Write 273	396
193	Mixed 245	303
98.6	SusWrite 271	397
67.4% 302 MB/s

Min	Avg	Max
12	4K Read 24.8	33.9
28.5	4K Write 59.5	94.1
16	4K Mixed 30.2	40.6
108% 38.2 MB/s

Min	Avg	Max
183	DQ Read 338	382
110	DQ Write 221	291
89.5	DQ Mixed 128	144
136% 229 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

SWE-User, 3 months ago.

58GB free

Firmware: DXM43D0Q

SusWrite @10s intervals: 269 195 210 202 209 226 MB/s

91.8% Outstanding

Write 398

Mixed 305

SusWrite 218

80% 356 MB/s

4K Read 31.2

4K Write 70.9

4K Mixed 42.3

139% 48.1 MB/s

DQ Read 375

DQ Write 291

DQ Mixed 155

164% 274 MB/s

USA-User, 3 months ago.

180GB free (System drive)

Firmware: DXM43D6Q

SusWrite @10s intervals: 313 358 370 373 369 373 MB/s

88.6% Excellent

Write 306

Mixed 257

SusWrite 359

76% 340 MB/s

4K Read 28.4

4K Write 48.4

4K Mixed 32.4

110% 36.4 MB/s

DQ Read 379

DQ Write 293

DQ Mixed 103

140% 258 MB/s

ITA-User, 3 months ago.

87GB free (System drive)

Firmware: DXM43D0Q

SusWrite @10s intervals: 243 230 230 219 210 202 MB/s

76.9% Very good

Write 354

Mixed 253

SusWrite 222

73% 328 MB/s

4K Read 24.2

4K Write 47.5

4K Mixed 29.8

100% 33.8 MB/s

DQ Read 327

DQ Write 257

DQ Mixed 139

146% 241 MB/s

USA-User, 26 days ago.

197GB free (System drive)

Firmware: DXM44D6Q

SusWrite @10s intervals: 278 271 273 300 298 290 MB/s

67.4% Good

Write 242

Mixed 199

SusWrite 285

59% 264 MB/s

4K Read 12.7

4K Write 55.4

4K Mixed 24.7

80% 30.9 MB/s

DQ Read 292

DQ Write 234

DQ Mixed 134

135% 220 MB/s

GEO-User, 4 days ago.

144GB free (System drive)

Firmware: DXM44D6Q

SusWrite @10s intervals: 251 337 335 346 317 244 MB/s

64.7% Good

Write 299

Mixed 256

SusWrite 305

73% 326 MB/s

4K Read 17

4K Write 32.1

4K Mixed 19

67% 22.7 MB/s

DQ Read 256

DQ Write 90.1

DQ Mixed 88.9

88% 145 MB/s

AUS-User, 17 days ago.

27GB free (System drive)

Firmware: DXM43D0Q

SusWrite @10s intervals: 308 285 205 147 137 130 MB/s

59.1% Above average

Write 359

Mixed 248

SusWrite 202

68% 304 MB/s

4K Read 20.4

4K Write 33.7

4K Mixed 24.2

80% 26.1 MB/s

DQ Read 149

DQ Write 100

DQ Mixed 123

92% 124 MB/s

IND-User, 8 days ago.

126GB free (System drive)

Firmware: DXM44D6Q

SusWrite @10s intervals: 281 273 296 271 265 299 MB/s

55.1% Above average

Write 248

Mixed 233

SusWrite 281

63% 283 MB/s

4K Read 13.7

4K Write 22.7

4K Mixed 17.2

55% 17.9 MB/s

DQ Read 174

DQ Write 97.9

DQ Mixed 124

96% 132 MB/s

1,284 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,658,602 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 SM841 mSATA 256GB Builds (Compare 1,969 builds) See popular component choices, score breakdowns and rankings

Gaming 6%

Tree trunk

Desktop 50%

Yacht

Workstation 6%

Tree trunk

System: Dell Latitude E7440

CPU
Core i7-4600UIntelBench 49%, 26,548 samples	782x
Core i5-4310UIntelBench 49%, 14,648 samples	682x
Core i5-4300UIntelBench 44%, 36,631 samples	411x

GPU
HD 4400 (Mobile 1.0/1.1 GHz)IntelBench 2%, 275,372 samples	1,966x
GTX 780-TiNvidia $410Bench 53%, 30,815 samples	1x
HD Graphics FamilyIncredibleBench 3%, 12 samples	1x

SSD
SM841 mSATA 256GBSamsungBench 79%, 1,284 samples	1x

RAM
HMT451S6BFR8A-PB 2x4GBHynixBench 48%, 30,280 samples	120x
M471B1G73DB0-YK0 1x8GBSamsungBench 28%, 44,908 samples	76x
M471B5173DB0-YK0 2x4GBSamsungBench 47%, 26,681 samples	72x

EDIT WITH CUSTOM PC BUILDER

Popular SM841 mSATA 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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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
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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

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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?

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How is the AS SSD total score calculated?

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CPU	GPU	SSD
Intel Core i5-13600K $279	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $134	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $184	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) $35	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

Samsung

SM841 mSATA 256GB

Average Bench: 78.9% (503^rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7440

Popular SM841 mSATA 256GB systems:

UserBenchmark of the month

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Samsung

SM841 mSATA 256GB

Average Bench: 78.9% (503rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7440

Popular SM841 mSATA 256GB systems:

UserBenchmark of the month

How it works

Group Test Results

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Speed Comparisons

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Average Bench: 78.9% (503^rd of 1072)