Average Bench: 96.8% (213th of 1011)

Based on 7,010 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 3.2% 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 162MB/s
Avg. 4K Random Mixed IO Speed 40.8MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 52.8%. 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 320MB/s
Avg. Sustained Write Speed 339MB/s
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Average Bench

(Based on 7,010 samples)
Min Avg Max
337 Read 458 510
145 Write 370 484
226 Mixed 320 370
98 SusWrite 339 473
83.4% 372 MB/s
Min Avg Max
20.6 4K Read 30.3 36.4
43.9 4K Write 83.5 118
28.2 4K Mixed 40.8 50.2
142% 51.5 MB/s
Min Avg Max
176 DQ Read 336 386
141 DQ Write 277 335
66 DQ Mixed 162 197
161% 259 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
269GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 445 452 453 457 456 455 MB/s
Read 475
Write 442
Mixed 336
SusWrite 453
96% 427 MB/s
4K Read 28.5
4K Write 102
4K Mixed 38.5
146% 56.2 MB/s
DQ Read 372
DQ Write 327
DQ Mixed 194
188% 298 MB/s
51GB free
Firmware: DXM05B0Q
SusWrite @10s intervals: 204 292 308 322 367 362 MB/s
Read 411
Write 412
Mixed 303
SusWrite 309
81% 359 MB/s
4K Read 31.9
4K Write 101
4K Mixed 44.5
159% 59.1 MB/s
DQ Read 380
DQ Write 308
DQ Mixed 174
177% 287 MB/s
432GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 325 304 324 358 353 383 MB/s
Read 490
Write 441
Mixed 359
SusWrite 341
92% 408 MB/s
4K Read 30.6
4K Write 69.9
4K Mixed 37.5
131% 46 MB/s
DQ Read 200
DQ Write 170
DQ Mixed 132
113% 167 MB/s
7,010 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 17,666,427 SSDs tested.

 Prices

OutletPCUS $30027 days
AmazonUS $4007 mins
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Typical 840 Pro 512GB Builds (Compare 4,582 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 99%
Nuclear submarine
Desktop
Desktop 67%
Battle cruiser
Workstation
Workstation 58%
Gunboat

Motherboard: Asus RAMPAGE IV EXTREME - $589

EDIT WITH CUSTOM PC BUILDER Value: 38% - Below average Total price: $2,183

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) September 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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1011 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 i5-9400F $140Nvidia GTX 1660 $220Samsung 850 Evo 250GB $70
Intel Core i5-9600K $225Nvidia GTX 1660-Ti $278Samsung 850 Evo 500GB $105
AMD Ryzen 5 3600 $195Nvidia RTX 2060S (Super) $429Samsung 850 Pro 256GB $203
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $70SanDisk Extreme 64GB $88
WD Blue 1TB (2012) $34G.SKILL Trident Z DDR4 3200 C14 4x16GB $606SanDisk Extreme 32GB $48
Seagate Barracuda 3TB (2016) $64Corsair Vengeance LPX DDR4 3200 C16 2x8GB $73SanDisk Extreme 16GB $24
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