Average Bench: 96.6% (160th of 959)

Based on 4,946 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 3.3% 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 40.4MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 54.9%. 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 317MB/s
Avg. Sustained Write Speed 334MB/s
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Average Bench

(Based on 4,946 samples)
Min Avg Max
320 Read 452 509
153 Write 364 485
229 Mixed 317 368
86 SusWrite 334 474
82.2% 367 MB/s
Min Avg Max
21.6 4K Read 30.3 36.3
41.5 4K Write 85.9 120
26.2 4K Mixed 40.4 50.4
143% 52.2 MB/s
Min Avg Max
124 DQ Read 344 386
132 DQ Write 284 334
65.7 DQ Mixed 162 197
163% 263 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
89GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 315 313 309 315 308 316 MB/s
Read 506
Write 468
Mixed 366
SusWrite 312
93% 413 MB/s
4K Read 35.2
4K Write 110
4K Mixed 49.8
176% 65.2 MB/s
DQ Read 380
DQ Write 335
DQ Mixed 193
190% 303 MB/s
48GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 411 422 415 278 120 128 MB/s
Read 505
Write 458
Mixed 365
SusWrite 295
91% 406 MB/s
4K Read 34.4
4K Write 102
4K Mixed 48
167% 61.3 MB/s
DQ Read 382
DQ Write 301
DQ Mixed 196
186% 293 MB/s
289GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 426 423 425 419 420 421 MB/s
Read 445
Write 427
Mixed 324
SusWrite 422
91% 405 MB/s
4K Read 27.4
4K Write 113
4K Mixed 41.2
154% 60.4 MB/s
DQ Read 327
DQ Write 266
DQ Mixed 194
173% 263 MB/s
319GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 421 403 389 399 394 400 MB/s
Read 450
Write 423
Mixed 325
SusWrite 401
90% 400 MB/s
4K Read 22
4K Write 99.8
4K Mixed 32.1
127% 51.3 MB/s
DQ Read 373
DQ Write 311
DQ Mixed 190
184% 291 MB/s
42GB free (System drive)
Firmware: DXM0
SusWrite @10s intervals: 249 356 90 84 86 79 MB/s
Read 396
Write 156
Mixed 230
SusWrite 157
52% 235 MB/s
4K Read 30.7
4K Write 56.1
4K Mixed 34.5
120% 40.4 MB/s
DQ Read 375
DQ Write 180
DQ Mixed 132
137% 229 MB/s
42GB free (System drive)
Firmware: DXM0
SusWrite @10s intervals: 123 88 86 83 92 83 MB/s
Read 314
Write 172
Mixed 229
SusWrite 92.5
45% 202 MB/s
4K Read 27.9
4K Write 52
4K Mixed 35
115% 38.3 MB/s
DQ Read 377
DQ Write 199
DQ Mixed 140
144% 239 MB/s
4,946 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 9,117,073 SSDs tested.

 Prices

OutletPCUS $3516 months
EbayUS $45029 mins
AmazonUS $46713 mins
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Typical 840 Pro 512GB Builds (Compare 1,302 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 116%
UFO
Desktop
Desktop 77%
Battleship
Workstation
Workstation 76%
Battleship

Motherboard: Asus RAMPAGE IV BLACK EDITION

EDIT WITH CUSTOM PC BUILDER Value: 78% - Very good Total price: $1,664

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) October 2018 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

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959 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 $370Nvidia GTX 1070 $350Samsung 850 Evo 250GB $100
AMD Ryzen 5 1600 $155Nvidia GTX 1060-6GB $249Samsung 850 Evo 500GB $98
Intel Core i7-7700K $355AMD RX 480 $280Samsung 850 Pro 256GB $163
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $140SanDisk Extreme 64GB $42
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $869SanDisk Extreme 32GB $30
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $157SanDisk Ultra Fit 32GB $12
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