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Samsun

PM871a 2.5 512GB

▲ 500 ▼

Release date ≈ Q2 2017.

Average Bench: 100% (254th of 1072)

Based on 4 user benchmarks.  Model: SAMSUN SSD PM871a 2.5
Poor: 88%Average: 100% Great: 109%

Popular builds with this SSD

Outstanding average bench

The Samsun PM871a 2.5 512GB averaged 0.2% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsun PM871a 2.5 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 290MB/s
Avg. 4K Random Mixed IO Speed 48.6MB/s

Unknown consistency

There are too few samples to reasonably determine how consistently this SSD perfroms. This result should be interpreted with caution.

Weaknesses

Avg. Sustained Write Speed 273MB/s
Avg. Sequential Mixed IO Speed 377MB/s
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Average Bench

(Based on 4 samples)
Rank 254100%
Min Avg Max
410 Read 450 494
403 Write 430 454
322 Mixed 377 480
186 SusWrite 273 349
85.9% 382 MB/s
Min Avg Max
27.3 4K Read 31 35.1
54.3 4K Write 83.1 110
38.7 4K Mixed 48.6 59.8
153% 54.2 MB/s
Min Avg Max
331 DQ Read 352 368
275 DQ Write 302 325
157 DQ Mixed 290 343
227% 314 MB/s
User Benchmarks BenchSequentialRandom 4kDeep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
246GB free (System drive)
Firmware: MAV0
SusWrite @10s intervals: 359 266 274 262 268 275 MB/s
109% Outstanding
Read 419
Write 422
Mixed 349
SusWrite 284
83% 369 MB/s
4K Read 35.1
4K Write 110
4K Mixed 59.8
188% 68.4 MB/s
DQ Read 366
DQ Write 325
DQ Mixed 343
258% 345 MB/s
181GB free (System drive)
Firmware: MAV0
SusWrite @10s intervals: 278 440 430 216 331 402 MB/s
107% Outstanding
Read 494
Write 439
Mixed 356
SusWrite 349
92% 409 MB/s
4K Read 32.1
4K Write 92.1
4K Mixed 48.9
160% 57.7 MB/s
DQ Read 368
DQ Write 322
DQ Mixed 341
257% 344 MB/s
277GB free (System drive)
Firmware: MAV0 Max speed: SATA 3.0 600 MB/s
98% Outstanding
Read 477
Write 454
Mixed 480
105% 470 MB/s
4K Read 27.3
4K Write 54.3
4K Mixed 38.7
120% 40.1 MB/s
DQ Read 331
DQ Write 275
DQ Mixed 157
158% 254 MB/s
90GB free (System drive)
Firmware: MAV0
SusWrite @10s intervals: 317 161 161 163 160 155 MB/s
87.6% Excellent
Read 410
Write 403
Mixed 322
SusWrite 186
74% 330 MB/s
4K Read 29.5
4K Write 75.8
4K Mixed 47.1
145% 50.8 MB/s
DQ Read 342
DQ Write 285
DQ Mixed 318
237% 315 MB/s

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,794,882 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 PM871a 2.5 512GB Builds (Compare 2,420 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 10%
Tree trunk
Desktop
Desktop 59%
Gunboat
Workstation
Workstation 10%
Tree trunk

System: Dell Precision 7510

CPU
Core i7-6820HQIntelBench 60%, 33,920 samples1,638x
Core i7-6920HQIntelBench 70%, 3,282 samples311x
Xeon E3-1535M v5IntelBench 69%, 1,588 samples224x
GPU
HD 530 (Mobile Skylake)IntelBench 5%, 213,495 samples1,318x
Quadro M2000MNvidiaBench 16%, 5,864 samples506x
Quadro M1000MNvidiaBench 13%, 6,377 samples291x
SSD
PM871a 2.5 512GBSamsunBench 100%, 4 samples1x
RAM
HMA41GS6AFR8N-TF 2x8GBHynixBench 70%, 55,289 samples344x
16ATF1G64HZ-2G1B1 2x8GBMicronBench 71%, 5,035 samples262x
HMA82GS6MFR8N-TF 2x16GBHynixBench 69%, 5,073 samples157x
EDIT WITH CUSTOM PC BUILDER

Popular PM871a 2.5 512GB 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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Gaming Desktop ProGaming

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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Speed Comparisons

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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 $300Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $37SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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