Samsung

PM871 mSATA 256GB SED

PM871 mSATA 256GB SED
BENCHMARKS (124)
MKT (0%)
BUILDS
(0)

Effective Speed -26%Effective Speed -26%Average Score -37%Read -6%, Write -51%, 4K Read -41%, 4K Write -38%, Mixed -50%, 4K Mixed -59%, SusWrite -19%Peak Score -27%Read -0%, Write -62%, 4K Read -22%, 4K Write -10%, Mixed -22%, 4K Mixed -42%, SusWrite -32%Value & Sentiment User Rating -14%, Market Share -∞%Nice To Haves -13%DQ Read 4%, DQ Write -19%, DQ Mixed -34%, ADQ Read -1%, ADQ Write -19%, ADQ Mixed -26%, Age -4%, AS-SSD Total -8%

Average Bench: 77.9% (523^rd of 1072)

Based on 124 user benchmarks. Model: SAMSUNG SSD PM871 mSATA 256GB SED

Poor: 56%Average: 77.9% Great: 97%

Popular builds with this SSD

Good average bench

The Samsung PM871 mSATA 256GB SED averaged 22.1% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung PM871 mSATA 256GB SED near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 207MB/s

Avg. 4K-64Thread Read Speed 322MB/s

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Average consistency

The range of scores (95th - 5th percentile) for the Samsung PM871 mSATA 256GB SED is 41.2%. This is a relatively wide range which indicates that the Samsung PM871 mSATA 256GB SED performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 240MB/s

Avg. Sustained Write Speed 250MB/s

Average Bench

(Based on 124 samples)

Rank 52377.9%

Min	Avg	Max
348	Read 431	505
167	Write 269	300
194	Mixed 240	346
126	SusWrite 250	293
66.4% 298 MB/s

Min	Avg	Max
11.4	4K Read 24.4	35.1
28.6	4K Write 63.4	111
14.6	4K Mixed 28.4	40.9
107% 38.7 MB/s

Min	Avg	Max
125	DQ Read 322	381
80.4	DQ Write 242	300
60	DQ Mixed 207	248
175% 257 MB/s

User Benchmarks

Bench

Sequential

Random 4k

Deep queue 4k

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

ITA-User, 5 months ago.

206GB free

Firmware: EMT43D6Q

SusWrite @10s intervals: 284 287 288 288 288 289 MB/s

102% Outstanding

Write 291

Mixed 280

SusWrite 287

76% 340 MB/s

4K Read 34.9

4K Write 110

4K Mixed 41

164% 62.1 MB/s

DQ Read 379

DQ Write 291

DQ Mixed 241

206% 304 MB/s

USA-User, 4 months ago.

204GB free (System drive)

Firmware: EMT43D6Q

SusWrite @10s intervals: 290 290 291 291 290 290 MB/s

83.8% Excellent

Write 296

Mixed 250

SusWrite 290

72% 323 MB/s

4K Read 25.6

4K Write 52.8

4K Mixed 30.5

106% 36.3 MB/s

DQ Read 388

DQ Write 293

DQ Mixed 181

179% 287 MB/s

124 MORE »

Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 75,870,344 SSDs tested

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

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CPU

GPU

SSD

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RAM

MBD

Typical PM871 mSATA 256GB SED Builds (Compare 2,447 builds) See popular component choices, score breakdowns and rankings

Gaming 5%

Tree trunk

Desktop 44%

Speed boat

Workstation 5%

Tree trunk

System: Dell Latitude E7450

CPU
Core i5-5300UIntelBench 42%, 29,898 samples	1,197x
Core i7-5600UIntelBench 50%, 20,423 samples	1,146x
Core i5-5200UIntelBench 42%, 107,407 samples	100x

GPU
HD 5500 (Mobile 0.95 GHz)IntelBench 4%, 231,498 samples	2,364x
GeForce 840MNvidiaBench 9%, 20,978 samples	81x
HD Graphics 5500 (PHDGD Skylake v2.9)IntelBench 4%, 39 samples	1x

SSD
PM871 mSATA 256GB SEDSamsungBench 78%, 124 samples	1x

RAM
HMT41GS6BFR8A-PB 1x8GBHynixBench 28%, 77,702 samples	343x
HMT41GS6BFR8A-PB 2x8GBHynixBench 52%, 34,976 samples	176x
M471B1G73QH0-YK0 1x8GBSamsungBench 28%, 40,451 samples	121x

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Popular PM871 mSATA 256GB SED 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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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

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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?

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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?

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How is the AS SSD total score calculated?

ALL FAQs »

CPU	GPU	SSD
Intel Core i5-13600K $254	Nvidia RTX 4060 $293	Crucial MX500 250GB $39
Intel Core i5-12400F $133	Nvidia RTX 4060-Ti $385	Samsung 850 Evo 120GB $80
Intel Core i5-12600K $175	Nvidia RTX 4070 $550	Samsung 860 Evo 250GB $52

HDD	RAM	USB
Seagate Barracuda 1TB (2016) $39	Corsair Vengeance LPX DDR4 3200 C16 2x8GB $45	SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32	Corsair Vengeance LPX DDR4 3000 C15 2x8GB $45	SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62	G.SKILL Trident Z DDR4 3200 C14 4x16GB $351	SanDisk Ultra Fit 32GB $16

Samsung

PM871 mSATA 256GB SED

Average Bench: 77.9% (523^rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7450

Popular PM871 mSATA 256GB SED systems:

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Samsung

PM871 mSATA 256GB SED

Average Bench: 77.9% (523rd of 1072)

Popular builds with this SSD

Good average bench

Strengths

Average consistency

Weaknesses

Average Bench

Market Share (See Leaders)

CHOOSE A COMPONENT:

System: Dell Latitude E7450

Popular PM871 mSATA 256GB SED systems:

UserBenchmark of the month

How it works

Group Test Results

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Average Bench: 77.9% (523^rd of 1072)