Average Bench: 35.3% (916th of 1012)

Based on 92 user benchmarks.  Model: SAMSUNG SSD PM81

Poor average bench

The Samsung PM81 256GB averaged 64.6% 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 Write Speed 31.4MB/s
Avg. Sequential Write Speed 202MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung PM81 256GB is 26.3%. This is a relatively narrow range which indicates that the Samsung PM81 256GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. 4K-64Thread Mixed IO Speed 11.5MB/s
Avg. 4K-64Thread Write Speed 55MB/s
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Average Bench

(Based on 92 samples)
Min Avg Max
60.7 Read 191 263
51.7 Write 202 252
42.5 Mixed 155 255
31.2 SusWrite 189 240
41.6% 184 MB/s
Min Avg Max
1.56 4K Read 10.3 15.9
7.84 4K Write 31.4 56.9
2.22 4K Mixed 8.53 17
43.1% 16.7 MB/s
Min Avg Max
7.27 DQ Read 78.7 121
23.1 DQ Write 55 76.3
1.45 DQ Mixed 11.5 27.1
23.6% 48.4 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
169GB free (System drive)
Firmware: 6D1Q
SusWrite @10s intervals: 101 205 228 234 233 234 MB/s
Read 240
Write 230
Mixed 198
SusWrite 206
49% 218 MB/s
4K Read 14.7
4K Write 34.8
4K Mixed 17
62% 22.2 MB/s
DQ Read 125
DQ Write 63.4
DQ Mixed 26.9
38% 71.8 MB/s
154GB free (System drive)
Firmware: 6D1Q
SusWrite @10s intervals: 176 194 221 196 205 222 MB/s
Read 205
Write 229
Mixed 113
SusWrite 202
42% 188 MB/s
4K Read 12.3
4K Write 32.9
4K Mixed 13.8
54% 19.7 MB/s
DQ Read 93.1
DQ Write 40.5
DQ Mixed 14.3
24% 49.3 MB/s
36GB free (System drive)
Firmware: 8D1Q
SusWrite @10s intervals: 167 161 163 183 183 135 MB/s
Read 203
Write 39.6
Mixed 113
SusWrite 165
29% 130 MB/s
4K Read 12.3
4K Write 25.9
4K Mixed 13.7
50% 17.3 MB/s
DQ Read 87.3
DQ Write 67.8
DQ Mixed 20.6
31% 58.6 MB/s
30GB free (System drive)
Firmware: 8D1Q
SusWrite @10s intervals: 229 225 171 214 152 119 MB/s
Read 121
Write 227
Mixed 169
SusWrite 185
40% 175 MB/s
4K Read 11.6
4K Write 34.4
4K Mixed 15.3
55% 20.4 MB/s
DQ Read 96.2
DQ Write 69.9
DQ Mixed 23.9
34% 63.3 MB/s
13GB free (System drive)
Firmware: 8D1Q
SusWrite @10s intervals: 142 107 58 49 44 MB/s
Read 158
Write 99.7
Mixed 137
SusWrite 74.1
26% 117 MB/s
4K Read 14.9
4K Write 39.2
4K Mixed 12.1
59% 22.1 MB/s
DQ Read 114
DQ Write 40
DQ Mixed 18
29% 57.5 MB/s
92 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 20,094,986 SSDs tested.

Typical PM81 256GB Builds (Compare 2,837 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 15%
Surfboard
Desktop
Desktop 39%
Jet ski
Workstation
Workstation 41%
Speed boat

System: Dell Precision WorkStation T7500

EDIT WITH CUSTOM PC BUILDER

Popular PM81 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.

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) December 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

1012 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 1660S (Super) $270Crucial MX500 250GB $45
Intel Core i5-9600K $200AMD RX 590 $180Samsung 850 Evo 120GB $58
Intel Core i7-9700K $369Nvidia GTX 1650S (Super) $160Samsung 850 Pro 512GB $230
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $65SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $63SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $613SanDisk Extreme 16GB $24
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