Average Bench: 96.6% (205th of 1003)

Based on 6,703 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 3.4% 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 161MB/s
Avg. 4K Random Mixed IO Speed 40MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 51.8%. 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 321MB/s
Avg. Sustained Write Speed 344MB/s
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Average Bench

(Based on 6,703 samples)
Min Avg Max
342 Read 457 511
155 Write 377 485
239 Mixed 321 371
95.7 SusWrite 344 474
84.1% 375 MB/s
Min Avg Max
21.1 4K Read 30.2 36.2
41.3 4K Write 83.3 118
26.8 4K Mixed 40 50.4
141% 51.2 MB/s
Min Avg Max
147 DQ Read 336 387
125 DQ Write 276 335
57.7 DQ Mixed 161 197
160% 258 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
258GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 239 232 227 208 196 176 MB/s
Read 508
Write 371
Mixed 325
SusWrite 213
79% 354 MB/s
4K Read 33.4
4K Write 105
4K Mixed 46.1
165% 61.4 MB/s
DQ Read 384
DQ Write 300
DQ Mixed 153
166% 279 MB/s
6,703 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 15,833,945 SSDs tested.

 Prices

OutletPCUS $30012 hrs
AmazonUS $4008 mins
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Typical 840 Pro 512GB Builds (Compare 4,290 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 114%
UFO
Desktop
Desktop 73%
Battleship
Workstation
Workstation 69%
Battle cruiser

Motherboard: Asus RAMPAGE IV EXTREME - $589

EDIT WITH CUSTOM PC BUILDER Value: 81% - Excellent Total price: $2,092

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) July 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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1003 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 $350Nvidia GTX 1070 $400Samsung 850 Evo 250GB $104
AMD Ryzen 5 2600 $127Nvidia GTX 1060-6GB $250Samsung 850 Evo 500GB $103
AMD Ryzen 7 2700X $248Nvidia GTX 1080-Ti $709Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3000 C15 2x8GB $68SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $70G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $78SanDisk Ultra Fit 32GB $12
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