Average Bench: 63.1% (446th of 853)

Based on 140 user benchmarks.  Model: SAMSUNG SSD PM871 2.5 7mm 128GB

Above average average bench

The Samsung PM871 2.5 7mm 128GB averaged 36.9% 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 24.8MB/s
Avg. Sequential Read Speed 491MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Samsung PM871 2.5 7mm 128GB is 29.3%. This is a relatively narrow range which indicates that the Samsung PM871 2.5 7mm 128GB performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Sequential Write Speed 136MB/s
Avg. Sequential Mixed IO Speed 201MB/s
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Average Bench

(Based on 140 samples)
Min Avg Max
387 Read 491 514
85.1 Write 136 153
120 Mixed 201 235
60% 276 MB/s
Min Avg Max
17.7 4K Read 24.8 34.5
31 4K Write 61.4 105
11.1 4K Mixed 19.7 28.9
95.2% 35.3 MB/s
Min Avg Max
22.3 DQ Read 186 366
50.7 DQ Write 118 155
11.6 DQ Mixed 45.9 78.3
62.8% 117 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
52GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 504
Write 151
Mixed 190
61% 282 MB/s
4K Read 31.5
4K Write 92.4
4K Mixed 18.1
120% 47.3 MB/s
DQ Read 34
DQ Write 153
DQ Mixed 17.6
36% 68.1 MB/s
75GB free
Firmware: EMT02D0Q
SYSTEM 4KALIGNED
Read 498
Write 144
Mixed 215
62% 286 MB/s
4K Read 29.7
4K Write 85.5
4K Mixed 17.1
112% 44.1 MB/s
DQ Read 30.5
DQ Write 146
DQ Mixed 16.9
34% 64.5 MB/s
33GB free
Firmware: EMT03D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 505
Write 149
Mixed 232
64% 295 MB/s
4K Read 30.2
4K Write 69.8
4K Mixed 17.2
105% 39.1 MB/s
DQ Read 32.3
DQ Write 88.6
DQ Mixed 17
26% 46 MB/s
63GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 504
Write 141
Mixed 220
63% 288 MB/s
4K Read 26.7
4K Write 76.5
4K Mixed 17.2
103% 40.2 MB/s
DQ Read 31.1
DQ Write 97.2
DQ Mixed 16.8
26% 48.4 MB/s
78GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 503
Write 147
Mixed 222
63% 290 MB/s
4K Read 23.7
4K Write 44.5
4K Mixed 13.3
76% 27.2 MB/s
DQ Read 102
DQ Write 96.4
DQ Mixed 13
33% 70.5 MB/s
94GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 504
Write 147
Mixed 224
64% 292 MB/s
4K Read 19.7
4K Write 48.9
4K Mixed 12.4
72% 27 MB/s
DQ Read 23.4
DQ Write 50.6
DQ Mixed 12.5
16% 28.8 MB/s
80GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 502
Write 147
Mixed 228
64% 292 MB/s
4K Read 18.8
4K Write 29.9
4K Mixed 12.9
61% 20.5 MB/s
DQ Read 21.3
DQ Write 36.7
DQ Mixed 11.9
14% 23.3 MB/s
43GB free
Firmware: EMT03D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 484
Write 132
Mixed 178
57% 265 MB/s
4K Read 11.4
4K Write 12.8
4K Mixed 9.82
37% 11.3 MB/s
DQ Read 207
DQ Write 105
DQ Mixed 10.2
46% 107 MB/s
3GB free
Firmware: EMT02D0Q Max speed: SATA 3.0 600 MB/s
SYSTEM NCQ 4KALIGNED SSD TRIM S.M.A.R.T
Read 502
Write 96
Mixed 143
53% 247 MB/s
4K Read 18
4K Write 31
4K Mixed 10.2
57% 19.8 MB/s
DQ Read 22.3
DQ Write 86.4
DQ Mixed 10.9
21% 39.9 MB/s
140 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 3,087,090 SSDs tested.

Typical PM871 2.5 7mm 128GB Builds (Compare 839 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 74%
Battleship
Desktop
Desktop 70%
Battle cruiser
Workstation
Workstation 66%
Battle cruiser

System: Alienware Area-51 R2

EDIT WITH CUSTOM PC BUILDER Value: 69% - Good Total price: $874

Popular PM871 2.5 7mm 128GB systems:

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Solid State Drive Rankings (Price vs Performance) June 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

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853 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

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The Best.
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AMD Ryzen 7 1700 $278AMD RX 480 $608Samsung 850 Pro 256GB $130
Intel Core i5-7600K $225Nvidia GTX 1060-6GB $239Samsung 850 Evo 500GB $160
HDDRAMUSB
Seagate Barracuda 1TB (2016) $42Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $83G.SKILL Trident Z DDR4 3200 C14 4x16GB $696SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46HyperX Fury DDR4 2133 C14 2x8GB $144SanDisk Ultra Fit 32GB $13
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