Average Bench: 46.7% (743rd of 929)

Based on 1,199 user benchmarks.  Models: SAMSUNG MZMTE128HMGR-000, SAMSUNG MZMTE128HMGR-00000, SAMSUNG MZMTE128HMGR-000SO, SAMSUNG MZMTE128HMGR-000MV

Below average average bench

The Samsung PM851 mSATA 128GB averaged 53.2% 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 Random Read Speed 21.4MB/s
Avg. Sequential Read Speed 446MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung PM851 mSATA 128GB is 28.4%. This is a relatively narrow range which indicates that the Samsung PM851 mSATA 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 101MB/s
Avg. 4K-64Thread Mixed IO Speed 16.9MB/s
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Average Bench

(Based on 1,199 samples)
Min Avg Max
360 Read 446 485
25.4 Write 101 135
49.6 Mixed 155 212
50.6% 234 MB/s
Min Avg Max
11.4 4K Read 21.4 32.4
14.6 4K Write 38.8 68.7
5.54 4K Mixed 9.32 12.9
64.9% 23.2 MB/s
Min Avg Max
13.4 DQ Read 107 287
20.3 DQ Write 74.1 133
5.86 DQ Mixed 16.9 31.2
32.5% 66.1 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
70GB free
Firmware: EXT46K0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 480
Write 136
Mixed 211
60% 276 MB/s
4K Read 30.2
4K Write 58.9
4K Mixed 10.9
91% 33.3 MB/s
DQ Read 236
DQ Write 140
DQ Mixed 10.6
56% 129 MB/s
68GB free
Firmware: EXT41M0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 458
Write 128
Mixed 194
56% 260 MB/s
4K Read 13.5
4K Write 47.5
4K Mixed 13.2
62% 24.7 MB/s
DQ Read 28.6
DQ Write 110
DQ Mixed 30.2
34% 56.2 MB/s
28GB free
Firmware: EXT41M0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 440
Write 115
Mixed 130
49% 228 MB/s
4K Read 12.9
4K Write 32.9
4K Mixed 7.2
46% 17.6 MB/s
DQ Read 12.7
DQ Write 18.2
DQ Mixed 6.4
7% 12.4 MB/s
27GB free
Firmware: EXT41M0Q
SYSTEM 4KALIGNED
Read 444
Write 97.7
Mixed 121
48% 221 MB/s
4K Read 11.4
4K Write 11.6
4K Mixed 10.2
36% 11 MB/s
DQ Read 103
DQ Write 51.8
DQ Mixed 5.51
23% 53.4 MB/s
16GB free
Firmware: EXT41M0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 294
Write 27.1
Mixed 51.4
26% 124 MB/s
4K Read 19.2
4K Write 17.3
4K Mixed 5.3
45% 14 MB/s
DQ Read 14.1
DQ Write 22.9
DQ Mixed 5.62
8% 14.2 MB/s
1,199 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 7,160,282 SSDs tested.

Typical PM851 mSATA 128GB Builds (Compare 2,714 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 13%
Tree trunk
Desktop
Desktop 38%
Jet ski
Workstation
Workstation 22%
Surfboard

System: Microsoft Surface Pro 3

EDIT WITH CUSTOM PC BUILDER

Popular PM851 mSATA 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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
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Solid State Drive Rankings (Price vs Performance) June 2018 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 - Sometimes benchmarks get it completely wrong...
  • Fastest real world speed - Real World Speed measures performance for typical consumers.
  • Best value for money - Value for money is based on real world performance, price and capacity.
  • Raw speed comparison - Raw speed readings.
  • Details ordered by value - Detailed performance stats ordered by overall value for money.

 Comments

929 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
AMD Ryzen 5 1600 $175Nvidia GTX 1070 $447Samsung 850 Evo 250GB $104
Intel Core i7-8700K $320Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $123
Intel Core i5-8600K $239AMD RX 480 $280Samsung 850 Pro 256GB $116
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $177SanDisk Extreme 64GB $44
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $911SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $59HyperX Fury DDR4 2133 C14 2x8GB $226SanDisk Ultra Fit 32GB $12
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