Average Bench: 94.7% (212th of 1000)

Based on 5,507 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 5.2% 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 156MB/s
Avg. 4K Random Mixed IO Speed 39.5MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 57.9%. 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 319MB/s
Avg. Sustained Write Speed 332MB/s
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Average Bench

(Based on 5,507 samples)
Min Avg Max
313 Read 455 510
161 Write 369 481
229 Mixed 319 369
93 SusWrite 332 476
82.7% 369 MB/s
Min Avg Max
20.3 4K Read 29.7 36.2
36.8 4K Write 81 117
24.8 4K Mixed 39.5 49.8
139% 50.1 MB/s
Min Avg Max
31.6 DQ Read 325 386
98.6 DQ Write 276 336
41.8 DQ Mixed 156 197
156% 252 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
370GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 411 469 483 460 487 487 MB/s
Read 507
Write 487
Mixed 358
SusWrite 466
102% 454 MB/s
4K Read 33.9
4K Write 100
4K Mixed 45.9
163% 60 MB/s
DQ Read 382
DQ Write 335
DQ Mixed 189
188% 302 MB/s
186GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 320 466 471 475 475 471 MB/s
Read 505
Write 451
Mixed 344
SusWrite 446
98% 437 MB/s
4K Read 35.4
4K Write 113
4K Mixed 49.2
176% 65.8 MB/s
DQ Read 311
DQ Write 269
DQ Mixed 196
173% 259 MB/s
211GB free (System drive)
Firmware: DXM05B0Q
SusWrite @10s intervals: 301 271 251 259 261 258 MB/s
Read 510
Write 393
Mixed 330
SusWrite 267
84% 375 MB/s
4K Read 35.7
4K Write 109
4K Mixed 47.7
173% 64.1 MB/s
DQ Read 382
DQ Write 305
DQ Mixed 167
173% 285 MB/s
197GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 295 131 141 131 147 140 MB/s
Read 478
Write 324
Mixed 307
SusWrite 164
71% 318 MB/s
4K Read 26.9
4K Write 70.7
4K Mixed 34.9
123% 44.2 MB/s
DQ Read 337
DQ Write 317
DQ Mixed 174
172% 276 MB/s
5,507 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 14,373,882 SSDs tested.

 Prices

OutletPCUS $35113 months
AmazonUS $4081 month
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Typical 840 Pro 512GB Builds (Compare 4,009 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 114%
UFO
Desktop
Desktop 73%
Battleship
Workstation
Workstation 70%
Battle cruiser

Motherboard: Asus RAMPAGE IV EXTREME - $589

EDIT WITH CUSTOM PC BUILDER Value: 76% - Very good Total price: $2,243

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.

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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.
  • - 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.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) May 2019 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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1000 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 i7-8700K $356Nvidia GTX 1070 $314Samsung 850 Evo 250GB $92
AMD Ryzen 5 2600 $145Nvidia GTX 1060-6GB $208Samsung 850 Evo 500GB $99
AMD Ryzen 5 1600 $108Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $90SanDisk Extreme 64GB $128
WD Blue 1TB (2012) $40G.SKILL Trident Z DDR4 3200 C14 4x16GB $651SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $73Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
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