Samsung

PM871 mSATA 512GB SED

PM871 mSATA 512GB SED
BENCHMARKS (47)
MKT (0%)
BUILDS
(0)

Effective Speed -5%Effective Speed -5%Average Score -10%Read -1%, Write -1%, 4K Read -27%, 4K Write -14%, Mixed -25%, 4K Mixed -34%, SusWrite 29%Peak Score -0%Read 0%, Write -1%, 4K Read -15%, 4K Write -4%, Mixed 14%, 4K Mixed -21%, SusWrite 25%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -3%DQ Read 5%, DQ Write -2%, DQ Mixed -15%, ADQ Read 2%, ADQ Write -3%, ADQ Mixed -8%, Age -6%, AS-SSD Total 0%

Average Bench: 93.8% (290^th of 1072)

Based on 47 user benchmarks. Model: SAMSUNG SSD PM871 mSATA 512GB SED

Poor: 64%Average: 93.8% Great: 117%

Popular builds with this SSD

Excellent average bench

The Samsung PM871 mSATA 512GB SED averaged just 6.2% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM871 mSATA 512GB SED near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 240MB/s

Avg. 4K Random Mixed IO Speed 33.6MB/s

See where your SSD ranks →

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung PM871 mSATA 512GB SED is 53.7%. This is a relatively wide range which indicates that the Samsung PM871 mSATA 512GB SED performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 288MB/s

Avg. Sustained Write Speed 383MB/s

Average Bench

(Based on 47 samples)

Rank 29093.8%

Min	Avg	Max
362	Read 452	507
86	Write 400	478
128	Mixed 288	484
63.4	SusWrite 383	483
85.6% 381 MB/s

Min	Avg	Max
13.1	4K Read 27.1	37.3
21.5	4K Write 76.5	118
12.6	4K Mixed 33.6	48.3
125% 45.7 MB/s

Min	Avg	Max
20.3	DQ Read 334	387
44.9	DQ Write 281	351
76.1	DQ Mixed 240	287
198% 285 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

The fastest SSD (mainstream) averages a speed of 100%

NLD-User, 16 months ago.

446GB free (System drive)

Firmware: EMT43D6Q

SusWrite @10s intervals: 245 327 417 457 467 469 MB/s

75.8% Very good

Write 351

Mixed 284

SusWrite 397

82% 366 MB/s

4K Read 20.9

4K Write 32.1

4K Mixed 16.1

69% 23 MB/s

DQ Read 323

DQ Write 281

DQ Mixed 265

209% 290 MB/s

ROU-User, 14 months ago.

56GB free (System drive)

Firmware: EMT43D6Q

SusWrite @10s intervals: 357 310 362 369 356 329 MB/s

59.9% Above average

Write 369

Mixed 247

SusWrite 347

76% 336 MB/s

4K Read 14.1

4K Write 22.2

4K Mixed 17.6

56% 18 MB/s

DQ Read 142

DQ Write 129

DQ Mixed 128

98% 133 MB/s

ROU-User, 14 months ago.

56GB free (System drive)

Firmware: EMT43D6Q

SusWrite @10s intervals: 298 313 332 311 311 284 MB/s

56.9% Above average

Write 348

Mixed 259

SusWrite 308

72% 321 MB/s

4K Read 15

4K Write 21.5

4K Mixed 16.9

56% 17.8 MB/s

DQ Read 150

DQ Write 118

DQ Mixed 81.3

75% 117 MB/s

47 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,778,129 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 mSATA 512GB SED Builds (Compare 2,211 builds) See popular component choices, score breakdowns and rankings

Gaming 25%

Raft

Desktop 72%

Battleship

Workstation 20%

Surfboard

Motherboard: MSI B85M-E45 (MS-7817) - $107

CPU
Core i5-4460Intel $194Bench 62%, 245,403 samples	502x
Core i7-4790Intel $135Bench 71%, 255,027 samples	300x
Core i7-4790KIntel $348Bench 79%, 455,746 samples	202x

GPU
GTX 960Nvidia $198Bench 33%, 440,282 samples	225x
GTX 970Nvidia $200Bench 49%, 834,238 samples	200x
GTX 1060-6GBNvidia $117Bench 56%, 1,368,019 samples	141x

SSD
PM871 mSATA 512GB SEDSamsungBench 94%, 47 samples	1x

RAM
Ballistix Sport DDR3 1600 C9 2x4GBCrucialBench 56%, 44,086 samples	96x
Fury DDR3 1600 C10 2x4GBHyperXBench 51%, 27,462 samples	61x
Fury DDR3 1866 C10 2x8GBHyperXBench 59%, 122,541 samples	60x

EDIT WITH CUSTOM PC BUILDER

Value: 54% - Above average

Total price: $499

Popular PM871 mSATA 512GB SED compatible motherboards:

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.

UserBenchmark of the month

Gaming

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CPU

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HDD

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USB

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]

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.

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 »

CPU	GPU	SSD
Intel Core i5-13600K $254	Nvidia RTX 4060 $300	Crucial MX500 250GB $40
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163	Nvidia RTX 4070 $539	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $79	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Samsung

PM871 mSATA 512GB SED

Average Bench: 93.8% (290^th of 1072)

Popular builds with this SSD

Excellent average bench

Strengths

Below average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

Motherboard: MSI B85M-E45 (MS-7817) - $107

Popular PM871 mSATA 512GB SED compatible motherboards:

UserBenchmark of the month

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Speed Comparisons

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Samsung

PM871 mSATA 512GB SED

Average Bench: 93.8% (290th of 1072)

Popular builds with this SSD

Excellent average bench

Strengths

Below average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

Motherboard: MSI B85M-E45 (MS-7817) - $107

Popular PM871 mSATA 512GB SED compatible motherboards:

UserBenchmark of the month

How it works

Group Test Results

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Speed Comparisons

Frequently Asked Questions

Best User Rated

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Average Bench: 93.8% (290^th of 1072)