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Samsung

PM871 2.5 7mm 128GB

▲ 501 ▼

Release date ≈ Q3 2015.

Average Bench: 71.1% (649th of 1072)

Based on 2,429 user benchmarks.  Model: SAMSUNG SSD PM871 2.5 7mm 128GB
Poor: 55%Average: 71.1% Great: 87%

Popular builds with this SSD

Good average bench

The Samsung PM871 2.5 7mm 128GB averaged 28.8% 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 Mixed IO Speed 167MB/s
Avg. 4K-64Thread Read Speed 352MB/s

Above average consistency

The range of scores (95th - 5th percentile) for the Samsung PM871 2.5 7mm 128GB is 32.5%. 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. Sustained Write Speed 130MB/s
Avg. Sequential Write Speed 140MB/s
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Average Bench

(Based on 2,429 samples)
Rank 64971.1%
Min Avg Max
353 Read 441 495
80.5 Write 140 157
115 Mixed 172 196
67 SusWrite 130 153
48.4% 221 MB/s
Min Avg Max
17.1 4K Read 27.2 35.6
36.5 4K Write 69.5 110
17.7 4K Mixed 28.2 37.1
114% 41.6 MB/s
Min Avg Max
219 DQ Read 352 387
83.4 DQ Write 138 158
106 DQ Mixed 167 188
144% 219 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
77GB free (System drive)
Firmware: EMT02D0Q
SusWrite @10s intervals: 146 148 146 150 151 150 MB/s
83.8% Excellent
Read 467
Write 152
Mixed 182
SusWrite 148
52% 237 MB/s
4K Read 30.9
4K Write 93.4
4K Mixed 37.5
144% 53.9 MB/s
DQ Read 382
DQ Write 152
DQ Mixed 186
159% 240 MB/s
53GB free (System drive)
Firmware: EMT02D0Q
SusWrite @10s intervals: 145 142 137 129 135 134 MB/s
73.2% Very good
Read 476
Write 148
Mixed 183
SusWrite 137
52% 236 MB/s
4K Read 27.9
4K Write 59.4
4K Mixed 29.6
112% 39 MB/s
DQ Read 368
DQ Write 155
DQ Mixed 182
156% 235 MB/s
24GB free (System drive)
Firmware: 2D0Q
SusWrite @10s intervals: 86 84 79 81 80 82 MB/s
72.1% Very good
Read 439
Write 110
Mixed 147
SusWrite 82
42% 194 MB/s
4K Read 28.3
4K Write 81.2
4K Mixed 32.4
127% 47.3 MB/s
DQ Read 382
DQ Write 98.6
DQ Mixed 141
130% 207 MB/s
86GB free (System drive)
Firmware: 2D0Q
SusWrite @10s intervals: 150 150 150 150 150 150 MB/s
67.1% Good
Read 382
Write 154
Mixed 182
SusWrite 150
48% 217 MB/s
4K Read 24.4
4K Write 70
4K Mixed 23.4
104% 39.3 MB/s
DQ Read 359
DQ Write 156
DQ Mixed 182
155% 232 MB/s
27GB free (System drive)
Firmware: EMT03D0Q
SusWrite @10s intervals: 107 104 102 103 97 103 MB/s
66.5% Good
Read 447
Write 112
Mixed 144
SusWrite 103
44% 201 MB/s
4K Read 24.5
4K Write 58.8
4K Mixed 27.2
103% 36.8 MB/s
DQ Read 382
DQ Write 103
DQ Mixed 149
134% 211 MB/s
2,429 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,870,219 SSDs tested

Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical PM871 2.5 7mm 128GB Builds (Compare 1,510 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 82%
Aircraft carrier
Desktop
Desktop 81%
Aircraft carrier
Workstation
Workstation 72%
Battleship

System: Alienware Area-51 R2

CPU
Core i7-5820KIntel  $130Bench 77%, 101,694 samples811x
Core i7-6800KIntel  $103Bench 81%, 50,196 samples249x
Core i7-5930KIntel  $150Bench 80%, 34,039 samples201x
GPU
GTX 1080Nvidia  $195Bench 102%, 1,082,454 samples224x
GTX 980Nvidia  $500Bench 59%, 167,107 samples173x
GTX 1070Nvidia  $132Bench 80%, 1,459,281 samples113x
SSD
PM871 2.5 7mm 128GBSamsungBench 71%, 2,429 samples1x
RAM
HMA41GU6AFR8N-TF 4x8GBHynixBench 83%, 2,656 samples134x
HMA451U6AFR8N-TF 4x4GBHynixBench 84%, 1,850 samples133x
M378A5143DB0-CPB 4x4GBSamsungBench 88%, 1,582 samples130x
EDIT WITH CUSTOM PC BUILDER Value: 113% - Outstanding Total price: $325

Popular PM871 2.5 7mm 128GB systems:

How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money 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) May 2024 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.

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1072 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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $293Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175Nvidia RTX 4070 $550Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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