Average Bench: 96.4% (259th of 1058)

Based on 11,373 user benchmarks.  Models: Samsung SSD 840 PRO Series, Samsung SSD 840, Samsung SSD 840 PRO Seri, Samsung SSD 840 PRO

Excellent average bench

The Samsung 840 Pro 512GB averaged just 3.5% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung 840 Pro 512GB near the top of the comparison list.

Strengths

Avg. 4K-64Thread Mixed IO Speed 164MB/s
Avg. 4K Random Mixed IO Speed 40.2MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 48.6%. This is a relatively wide range which indicates that the Samsung 840 Pro 512GB performs inconsistently under varying real world conditions.

Weaknesses

Avg. Sequential Mixed IO Speed 324MB/s
Avg. Sustained Write Speed 349MB/s
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Average Bench

(Based on 11,373 samples)
Min Avg Max
335 Read 460 509
156 Write 377 478
235 Mixed 324 372
101 SusWrite 349 480
84.7% 378 MB/s
Min Avg Max
20.6 4K Read 30.4 35.8
39.3 4K Write 79 113
26.1 4K Mixed 40.2 49
139% 49.9 MB/s
Min Avg Max
185 DQ Read 337 386
116 DQ Write 268 334
121 DQ Mixed 164 197
160% 256 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
361GB free (System drive)
Firmware: DXM04B0Q
SusWrite @10s intervals: 380 468 465 477 477 479 MB/s
Read 503
Write 461
Mixed 302
SusWrite 458
97% 431 MB/s
4K Read 32.7
4K Write 81.4
4K Mixed 42.9
148% 52.3 MB/s
DQ Read 375
DQ Write 328
DQ Mixed 160
172% 288 MB/s
239GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 456 459 459 460 460 459 MB/s
Read 505
Write 455
Mixed 357
SusWrite 459
100% 444 MB/s
4K Read 34.6
4K Write 94.8
4K Mixed 46.6
162% 58.7 MB/s
DQ Read 245
DQ Write 198
DQ Mixed 148
131% 197 MB/s
51GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 161 89 83 83 66 62 MB/s
Read 339
Write 335
Mixed 263
SusWrite 90.6
57% 257 MB/s
4K Read 25.7
4K Write 62.2
4K Mixed 38.1
121% 42 MB/s
DQ Read 250
DQ Write 211
DQ Mixed 139
129% 200 MB/s
11,373 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 49,497,839 SSDs tested.

 Prices

AmazonUS $4003 months
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Typical 840 Pro 512GB Builds (Compare 2,817 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 83%
Aircraft carrier
Desktop
Desktop 81%
Aircraft carrier
Workstation
Workstation 73%
Battleship

Motherboard: Asus RAMPAGE IV EXTREME - $589

EDIT WITH CUSTOM PC BUILDER Value: 42% - Average Total price: $1,989

Popular 840 Pro 512GB compatible motherboards:

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

Welcome to our freeware 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 upgrades.

UserBenchmark of the month

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) December 2021 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.

 Comments

Controller: Samsung 3-core MDX. Flash Memory: Samsung 21nm Toggle Mode MLC

Added n/a ago.
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1058 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-12600K $300Nvidia RTX 3060-Ti $400Crucial MX500 250GB $45
Intel Core i5-11600K $220Nvidia RTX 3070 $500Samsung 860 Evo 250GB $52
Intel Core i7-11700K $315Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $67SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $71G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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