Average Bench: 54.2% (790th of 1010)

Based on 915 user benchmarks.  Model: SAMSUNG SSD PM851 M.2 2280 128GB

Average average bench

The Samsung PM851 M.2 2280 128GB averaged 45.7% 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 Read Speed 271MB/s
Avg. 4K Random Read Speed 22MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung PM851 M.2 2280 128GB is 31.9%. This is a relatively narrow range which indicates that the Samsung PM851 M.2 2280 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sustained Write Speed 87.5MB/s
Avg. Sequential Write Speed 95.4MB/s
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Average Bench

(Based on 915 samples)
Min Avg Max
318 Read 437 494
29.2 Write 95.4 138
49.4 Mixed 124 205
26.5 SusWrite 87.5 132
40.4% 186 MB/s
Min Avg Max
11.5 4K Read 22 28.3
21.5 4K Write 46.4 74.5
7.99 4K Mixed 16.1 23.2
78.5% 28.2 MB/s
Min Avg Max
23 DQ Read 271 364
28.9 DQ Write 92 140
9.11 DQ Mixed 43.6 64.2
68.3% 136 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
57GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 121 134 135 127 122 133 MB/s
Read 476
Write 141
Mixed 154
SusWrite 129
49% 225 MB/s
4K Read 26.5
4K Write 60.2
4K Mixed 21.5
100% 36.1 MB/s
DQ Read 366
DQ Write 142
DQ Mixed 65.8
98% 191 MB/s
57GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 112 132 135 137 123 118 MB/s
Read 463
Write 140
Mixed 158
SusWrite 126
49% 222 MB/s
4K Read 27.1
4K Write 62
4K Mixed 21.5
101% 36.9 MB/s
DQ Read 362
DQ Write 140
DQ Mixed 59.4
94% 187 MB/s
81GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 125 130 121 116 125 114 MB/s
Read 436
Write 132
Mixed 148
SusWrite 122
46% 209 MB/s
4K Read 23.9
4K Write 38.2
4K Mixed 20.4
83% 27.5 MB/s
DQ Read 330
DQ Write 105
DQ Mixed 59.9
86% 165 MB/s
19GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 62 39 46 32 30 30 MB/s
Read 457
Write 91.5
Mixed 126
SusWrite 40
39% 179 MB/s
4K Read 24.3
4K Write 54.2
4K Mixed 22.4
94% 33.6 MB/s
DQ Read 360
DQ Write 78.2
DQ Mixed 58.3
84% 165 MB/s
57GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 90 102 107 109 96 95 MB/s
Read 434
Write 110
Mixed 124
SusWrite 99.9
42% 192 MB/s
4K Read 17.9
4K Write 41.3
4K Mixed 19.2
74% 26.1 MB/s
DQ Read 336
DQ Write 96.5
DQ Mixed 59.3
84% 164 MB/s
36GB free (System drive)
Firmware: EXT25D0Q
SusWrite @10s intervals: 31 31 30 30 28 32 MB/s
Read 349
Write 83.3
Mixed 60.3
SusWrite 30.2
28% 131 MB/s
4K Read 16
4K Write 22.9
4K Mixed 17.2
58% 18.7 MB/s
DQ Read 261
DQ Write 39
DQ Mixed 44.1
59% 115 MB/s
915 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,540,655 SSDs tested.

Typical PM851 M.2 2280 128GB Builds (Compare 1,730 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 48%
Yacht
Workstation
Workstation 32%
Sail boat

System: Alienware 17 R2

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.

UserBenchmark of the month

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) October 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

1010 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 i5-9400F $148Nvidia GTX 1660 $210Samsung 850 Evo 250GB $57
Intel Core i5-9600K $240Nvidia GTX 1660-Ti $270Samsung 850 Evo 500GB $107
Intel Core i7-9700K $350Nvidia RTX 2060 $342Samsung 850 Pro 256GB $160
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 64GB $88
Seagate Barracuda 3TB (2016) $78G.SKILL Trident Z DDR4 3200 C14 4x16GB $612SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $83SanDisk Ultra Fit 32GB $14
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