Average Bench: 80.4% (183rd of 850)

Based on 9,890 user benchmarks.  Models: Samsung SSD 840 EVO 500GB, Samsung SSD 840 EVO, Samsung SSD 840 EVO 500G

Very good average bench

The Samsung 840 Evo 500GB averaged just 19.6% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the Samsung 840 Evo 500GB near the top of the comparison list.


Avg. 4K Random Read Speed 36.7MB/s
Avg. Sequential Read Speed 484MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Evo 500GB is 41.1%. This is a relatively wide range which indicates that the Samsung 840 Evo 500GB performs inconsistently under varying real world conditions.


Avg. 4K-64Thread Write Speed 158MB/s
Avg. Sequential Write Speed 311MB/s

Average Bench

(Based on 9,890 samples)
Min Avg Max
369 Read 484 511
163 Write 311 352
213 Mixed 329 359
82.9% 375 MB/s
Min Avg Max
23.3 4K Read 36.7 46.6
25.4 4K Write 57.7 85.5
11.9 4K Mixed 22.5 30.2
115% 38.9 MB/s
Min Avg Max
30.9 DQ Read 205 370
46.4 DQ Write 158 241
13.1 DQ Mixed 58.9 98.8
77.4% 141 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
343GB free
Firmware: EXT0DB6Q Max speed: SATA 3.0 600 MB/s
Read 514
Write 347
Mixed 358
90% 406 MB/s
4K Read 46.5
4K Write 78.1
4K Mixed 30.8
151% 51.8 MB/s
DQ Read 376
DQ Write 245
DQ Mixed 97.9
130% 240 MB/s
23GB free
Firmware: EXT0DB6Q Max speed: SATA 3.0 600 MB/s
Read 507
Write 347
Mixed 353
89% 403 MB/s
4K Read 44.6
4K Write 80
4K Mixed 24.7
142% 49.8 MB/s
DQ Read 46.4
DQ Write 245
DQ Mixed 74.2
78% 122 MB/s
383GB free
Firmware: EXT0DB6Q Max speed: SATA 3.0 600 MB/s
Read 492
Write 342
Mixed 355
88% 396 MB/s
4K Read 36.7
4K Write 84.9
4K Mixed 19.4
125% 47 MB/s
DQ Read 34.6
DQ Write 243
DQ Mixed 18.1
50% 98.7 MB/s
9,890 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 2,813,985 SSDs tested.


AmazonUS $299.009 mins ago.
OutletPCUS $307.832 days ago.
EbayUS $350.1922 mins ago.
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Typical 840 Evo 500GB Builds (Compare 4,359 builds) See popular component choices, score breakdowns and rankings.
Gaming 63%
Desktop 77%
Workstation 57%

Motherboard: Asus MAXIMUS VII HERO

EDIT WITH CUSTOM PC BUILDER Value: 70% - Good Total price: $1,033

Popular 840 Evo 500GB 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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - 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 highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.
Solid State Drive Rankings (Price vs Performance) May 2017 SSD Rankings.

Welcome to our consumer SSD comparison. We calculate effective speed based on real world performance then adjust by cost per GB to yield a value for money rating. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top SSDs. Share your opinion by voting. [SSDrivePro]

850 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.
Intel Core i7-7700K $309Nvidia GTX 1070 $368Samsung 850 Evo 250GB $98
AMD Ryzen 7 1700 $300AMD RX 480 $210Samsung 850 Pro 256GB $138
Intel Core i5-7600K $240Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $167
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $33
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $46Corsair Vengeance LPX DDR4 3200 C16 2x8GB $130SanDisk Ultra Fit 32GB $13
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