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Samsung MZ-7PD512BW

840 Pro 512GB

▲ 512 ▼

Controller: Samsung 3-core MDX. Flash Memory: Samsung 21nm Toggle Mode MLC. Release date ≤ Q4 2013.

Average Bench: 95.4% (233rd of 1026)

Based on 9,600 user benchmarks.  Models: Samsung SSD 840 PRO Series, Samsung SSD 840, Samsung SSD 840 PRO Seri, Samsung SSD 840 PRO
Poor: 65%Average: 95.4% Great: 117%

Popular builds with this SSD

Excellent average bench

The Samsung 840 Pro 512GB averaged just 4.6% 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 163MB/s
Avg. 4K Random Mixed IO Speed 39.8MB/s

Below average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 51.9%. 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 322MB/s
Avg. Sustained Write Speed 335MB/s
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Average Bench

(Based on 9,600 samples)
Rank 23395.4%
Min Avg Max
346 Read 458 510
150 Write 368 484
236 Mixed 322 372
91.5 SusWrite 335 480
83.2% 371 MB/s
Min Avg Max
20.9 4K Read 30.1 35.9
38.7 4K Write 79.6 111
26.4 4K Mixed 39.8 49.3
139% 49.8 MB/s
Min Avg Max
213 DQ Read 342 386
108 DQ Write 268 335
110 DQ Mixed 163 197
161% 258 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
455GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 486 486 487 486 487 488 MB/s
114% Outstanding
Read 504
Write 484
Mixed 367
SusWrite 487
104% 460 MB/s
4K Read 33.2
4K Write 90.6
4K Mixed 45.2
156% 56.3 MB/s
DQ Read 379
DQ Write 335
DQ Mixed 199
192% 304 MB/s
113GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 460 464 464 459 458 470 MB/s
102% Outstanding
Read 469
Write 160
Mixed 360
SusWrite 463
81% 363 MB/s
4K Read 26.3
4K Write 87.8
4K Mixed 33.3
129% 49.1 MB/s
DQ Read 376
DQ Write 336
DQ Mixed 198
192% 303 MB/s
238GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 312 269 254 251 257 258 MB/s
102% Outstanding
Read 499
Write 426
Mixed 315
SusWrite 267
84% 377 MB/s
4K Read 34.6
4K Write 100
4K Mixed 45.8
164% 60.2 MB/s
DQ Read 375
DQ Write 300
DQ Mixed 156
166% 277 MB/s
233GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 443 447 448 447 445 448 MB/s
101% Outstanding
Read 496
Write 402
Mixed 331
SusWrite 446
94% 419 MB/s
4K Read 31.8
4K Write 79.7
4K Mixed 42.4
145% 51.3 MB/s
DQ Read 219
DQ Write 186
DQ Mixed 145
124% 183 MB/s
394GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 304 257 261 273 271 275 MB/s
96.2% Outstanding
Read 507
Write 472
Mixed 319
SusWrite 274
88% 393 MB/s
4K Read 33.9
4K Write 79.9
4K Mixed 38
142% 50.6 MB/s
DQ Read 375
DQ Write 324
DQ Mixed 171
177% 290 MB/s
309GB free (System drive)
Firmware: DXM05B0Q
SusWrite @10s intervals: 241 263 285 424 426 373 MB/s
89.2% Excellent
Read 488
Write 298
Mixed 316
SusWrite 335
80% 359 MB/s
4K Read 22.9
4K Write 45.9
4K Mixed 39.7
110% 36.2 MB/s
DQ Read 330
DQ Write 297
DQ Mixed 184
173% 270 MB/s
9,600 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 28,476,768 SSDs tested.

 Prices

OutletPCUS $30010 months
AmazonUS $4902 months
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Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money.

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical 840 Pro 512GB Builds (Compare 6,081 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 103%
UFO
Desktop
Desktop 76%
Battleship
Workstation
Workstation 68%
Battle cruiser

Motherboard: Asus RAMPAGE IV EXTREME - $589

CPU
Core i7-3930KIntel  $495Bench 78%, 25,669 samples2,148x
Core i7-4930KIntel  $600Bench 82%, 15,184 samples828x
Core i7-3820Intel  $226Bench 74%, 30,079 samples756x
GPU
GTX 1080-TiNvidia  $808Bench 128%, 464,803 samples584x
GTX 1080Nvidia  $520Bench 103%, 660,501 samples544x
GTX 1070Nvidia  $415Bench 78%, 866,583 samples440x
SSD
840 Pro 512GBSamsung  $300Bench 95%, 9,600 samples1x
RAM
RipjawsZ DDR3 2133 C9 4x4GBG.SKILLBench 80%, 2,543 samples124x
CMT16GX3M4X2133C9 4x4GBCorsairBench 87%, 593 samples124x
HyperX DDR3 2400 C11 4x8GBKingstonBench 68%, 3,669 samples123x
EDIT WITH CUSTOM PC BUILDER Value: 41% - Average Total price: $2,192

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.

UserBenchmark of the month

Gaming Desktop ProGaming

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 2020 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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Speed Comparisons

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1026 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

Storage Devices FAQ
What is sustained sequential write speed?
What’s the difference between SLC, MLC and TLC?
What is 3D XPoint and how fast is it?
What’s the difference between SATA, PCIe and NVMe?
What’s the difference between NAND and V-NAND?
What is sequential write speed?
What is sequential read speed?
What is incompressible data?
What is queue depth?
Solid State Drives
What is the SSD value for money rating?
What is 4K 64 thread write speed?
Can CPU power saving states (C1,C2,C3) impact SSD speed?
What is the effective SSD speed index?
How is the AS SSD write score calculated?
How is the AS SSD read score calculated?
How is the AS SSD total score calculated?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-9600K $195Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9400F $155Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $365Nvidia RTX 2070S (Super) $510Samsung 860 Evo 250GB $50
HDDRAMUSB
Seagate Barracuda 1TB (2016) $41Corsair Vengeance LPX DDR4 3200 C16 2x8GB $76SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Extreme 16GB $24
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