Average Bench: 56.7% (752nd of 1003)

Based on 443 user benchmarks.  Models: SAMSUNG SSD PM841 mSATA 256GB, SAMSUNG SSD PM841 mSATA

Average average bench

The Samsung PM841 mSATA 256GB averaged 43.3% 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 Random Read Speed 21MB/s
Avg. Sequential Read Speed 426MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung PM841 mSATA 256GB is 34.6%. This is a relatively narrow range which indicates that the Samsung PM841 mSATA 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 149MB/s
Avg. Sequential Write Speed 151MB/s
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Average Bench

(Based on 443 samples)
Min Avg Max
310 Read 426 500
46.3 Write 151 246
80 Mixed 149 235
50.5 SusWrite 167 240
49.1% 223 MB/s
Min Avg Max
11.7 4K Read 21 27.5
23.9 4K Write 53.5 80.2
8.32 4K Mixed 14.1 23.3
78.2% 29.5 MB/s
Min Avg Max
19.4 DQ Read 216 363
41.5 DQ Write 122 205
9.05 DQ Mixed 35 64.6
62.1% 125 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
166GB free (System drive)
Firmware: DXT43D0Q
SusWrite @10s intervals: 193 212 216 227 201 178 MB/s
Read 423
Write 152
Mixed 149
SusWrite 205
51% 232 MB/s
4K Read 25.1
4K Write 58.6
4K Mixed 22
97% 35.2 MB/s
DQ Read 315
DQ Write 133
DQ Mixed 61.9
89% 170 MB/s
118GB free (System drive)
Firmware: DXT43D0Q
SusWrite @10s intervals: 160 114 114 124 118 103 MB/s
Read 397
Write 145
Mixed 154
SusWrite 122
45% 205 MB/s
4K Read 24.9
4K Write 59.6
4K Mixed 21.4
97% 35.3 MB/s
DQ Read 369
DQ Write 141
DQ Mixed 61.4
96% 191 MB/s
105GB free (System drive)
Firmware: DXT43D0Q
SusWrite @10s intervals: 80 61 53 54 54 57 MB/s
Read 426
Write 113
Mixed 161
SusWrite 59.9
41% 190 MB/s
4K Read 24.9
4K Write 61
4K Mixed 24.3
101% 36.7 MB/s
DQ Read 356
DQ Write 108
DQ Mixed 61.6
90% 176 MB/s
86GB free (System drive)
Firmware: DXT43D0Q
SusWrite @10s intervals: 154 127 126 115 114 107 MB/s
Read 393
Write 149
Mixed 144
SusWrite 124
44% 202 MB/s
4K Read 18.3
4K Write 59.3
4K Mixed 16.6
80% 31.4 MB/s
DQ Read 353
DQ Write 151
DQ Mixed 61.9
96% 189 MB/s
204GB free (System drive)
Firmware: DXT43D0Q
SusWrite @10s intervals: 206 231 241 243 243 238 MB/s
Read 343
Write 250
Mixed 159
SusWrite 234
55% 246 MB/s
4K Read 13.1
4K Write 54.9
4K Mixed 13.1
66% 27 MB/s
DQ Read 174
DQ Write 199
DQ Mixed 61.9
81% 145 MB/s
443 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 15,781,594 SSDs tested.

Typical PM841 mSATA 256GB Builds (Compare 3,391 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 41%
Speed boat
Workstation
Workstation 23%
Surfboard

System: Dell Latitude E7440

EDIT WITH CUSTOM PC BUILDER

Popular PM841 mSATA 256GB 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.

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How it works

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  • - CPU tests include: integer, floating and string.
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Solid State Drive Rankings (Price vs Performance) July 2019 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]

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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.

 Comments

1003 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i7-8700K $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $248Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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