Average Bench: 54.8% (843rd of 1058)

Based on 1,349 user benchmarks.  Model: SAMSUNG SSD PM851 M.2 2280 128GB

Average average bench

The Samsung PM851 M.2 2280 128GB averaged 45.2% 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 Read Speed 310MB/s
Avg. 4K Random Read Speed 21.5MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung PM851 M.2 2280 128GB is 36.1%. This is a relatively wide range which indicates that the Samsung PM851 M.2 2280 128GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 84.5MB/s
Avg. Sequential Write Speed 94.6MB/s
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Average Bench

(Based on 1,349 samples)
Min Avg Max
322 Read 423 492
28.8 Write 94.6 139
50.6 Mixed 114 162
25.9 SusWrite 84.5 133
38.9% 179 MB/s
Min Avg Max
10.4 4K Read 21.5 30.2
21.3 4K Write 44.8 86.2
11.1 4K Mixed 18.1 24.7
79.5% 28.1 MB/s
Min Avg Max
159 DQ Read 310 364
28.5 DQ Write 89.5 141
30.1 DQ Mixed 52.9 65.3
77.2% 151 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
36GB free
Firmware: EXT25D0Q
SusWrite @10s intervals: 137 136 136 136 129 102 MB/s
Read 495
Write 141
Mixed 164
SusWrite 129
51% 232 MB/s
4K Read 32.8
4K Write 72.4
4K Mixed 26.4
122% 43.9 MB/s
DQ Read 235
DQ Write 143
DQ Mixed 69.5
84% 149 MB/s
36GB free
Firmware: EXT25D0Q
SusWrite @10s intervals: 136 136 136 123 136 105 MB/s
Read 493
Write 141
Mixed 170
SusWrite 129
51% 233 MB/s
4K Read 27.9
4K Write 72.6
4K Mixed 23.9
111% 41.5 MB/s
DQ Read 232
DQ Write 144
DQ Mixed 67.6
83% 148 MB/s
66GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 127 130 131 131 131 130 MB/s
Read 482
Write 134
Mixed 147
SusWrite 130
49% 224 MB/s
4K Read 27.9
4K Write 81.7
4K Mixed 17.1
107% 42.2 MB/s
DQ Read 346
DQ Write 135
DQ Mixed 58.5
91% 180 MB/s
84GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 110 125 122 109 82 72 MB/s
Read 468
Write 113
Mixed 137
SusWrite 103
45% 206 MB/s
4K Read 26.2
4K Write 54.6
4K Mixed 21.8
96% 34.2 MB/s
DQ Read 363
DQ Write 105
DQ Mixed 59.1
89% 176 MB/s
80GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 65 63 78 91 100 104 MB/s
Read 460
Write 74.7
Mixed 96.3
SusWrite 83.4
39% 179 MB/s
4K Read 24.9
4K Write 37.2
4K Mixed 20.1
83% 27.4 MB/s
DQ Read 350
DQ Write 81.5
DQ Mixed 59.7
84% 164 MB/s
1,349 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 51,464,904 SSDs tested.

Typical PM851 M.2 2280 128GB Builds (Compare 884 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 7%
Tree trunk
Desktop
Desktop 60%
Gunboat
Workstation
Workstation 7%
Tree trunk

System: Alienware 15

EDIT WITH CUSTOM PC BUILDER

Popular PM851 M.2 2280 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.

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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.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Solid State Drive Rankings (Price vs Performance) January 2022 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

1058 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

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Intel Core i5-12400F $184Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i5-11600K $250Nvidia RTX 3080 $700Samsung 850 Evo 120GB $200
HDDRAMUSB
Seagate Barracuda 1TB (2016) $43Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $470SanDisk Ultra Fit 32GB $16
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