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Samsung MZ-7PD512BW

840 Pro 512GB

▲ 502 ▼

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

Average Bench: 97.7% (234th of 1039)

Based on 10,514 user benchmarks.  Models: Samsung SSD 840 PRO Series, Samsung SSD 840, Samsung SSD 840 PRO Seri, Samsung SSD 840 PRO
Poor: 70%Average: 97.7% Great: 119%

Popular builds with this SSD

Excellent average bench

The Samsung 840 Pro 512GB averaged just 2.2% 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 164MB/s
Avg. 4K Random Mixed IO Speed 41.4MB/s

Average consistency

The range of scores (95th - 5th percentile) for the Samsung 840 Pro 512GB is 49.2%. 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 324MB/s
Avg. Sustained Write Speed 345MB/s
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Average Bench

(Based on 10,514 samples)
Rank 23497.7%
Min Avg Max
329 Read 461 511
136 Write 365 485
224 Mixed 324 372
104 SusWrite 345 486
83.8% 374 MB/s
Min Avg Max
21.5 4K Read 31 36.5
43.5 4K Write 83.7 116
29.6 4K Mixed 41.4 50.5
144% 52 MB/s
Min Avg Max
216 DQ Read 338 386
123 DQ Write 270 336
102 DQ Mixed 164 198
161% 257 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
299GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 468 483 481 446 452 471 MB/s
116% Outstanding
Read 497
Write 483
Mixed 368
SusWrite 467
102% 454 MB/s
4K Read 34.4
4K Write 103
4K Mixed 48.3
169% 62 MB/s
DQ Read 374
DQ Write 306
DQ Mixed 195
186% 292 MB/s
82GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 405 429 436 448 446 448 MB/s
101% Outstanding
Read 500
Write 446
Mixed 344
SusWrite 435
97% 431 MB/s
4K Read 32.3
4K Write 82.3
4K Mixed 43.1
148% 52.6 MB/s
DQ Read 218
DQ Write 185
DQ Mixed 143
123% 182 MB/s
52GB free (System drive)
Firmware: DXM05B0Q
SusWrite @10s intervals: 210 173 161 141 126 109 MB/s
95.6% Outstanding
Read 491
Write 174
Mixed 298
SusWrite 153
62% 279 MB/s
4K Read 34.7
4K Write 107
4K Mixed 45.6
168% 62.4 MB/s
DQ Read 384
DQ Write 290
DQ Mixed 155
165% 276 MB/s
52GB free
Firmware: DXM06B0Q
SusWrite @10s intervals: 91 58 36 29 28 29 MB/s
84.9% Excellent
Read 452
Write 188
Mixed 223
SusWrite 45.1
50% 227 MB/s
4K Read 34.1
4K Write 103
4K Mixed 47.2
166% 61.3 MB/s
DQ Read 380
DQ Write 182
DQ Mixed 151
147% 238 MB/s
67GB free (System drive)
Firmware: DXM06B0Q
SusWrite @10s intervals: 171 145 80 79 78 78 MB/s
59.8% Above average
Read 293
Write 150
Mixed 178
SusWrite 105
40% 181 MB/s
4K Read 21
4K Write 44.7
4K Mixed 29.9
94% 31.9 MB/s
DQ Read 341
DQ Write 206
DQ Mixed 136
138% 228 MB/s
10,514 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 37,783,249 SSDs tested.

 Prices

OutletPCUS $30017 months
AmazonUS $4909 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 1,894 builds) See popular component choices, score breakdowns and rankings.
Gaming
Gaming 85%
Aircraft carrier
Desktop
Desktop 82%
Aircraft carrier
Workstation
Workstation 74%
Battleship

Motherboard: Asus RAMPAGE IV EXTREME - $589

CPU
Core i7-3930KIntel  $520Bench 78%, 26,865 samples627x
Core i7-4930KIntel  $399Bench 79%, 17,044 samples272x
Core i7-3820Intel  $300Bench 74%, 36,690 samples214x
GPU
GTX 1080Nvidia  $450Bench 106%, 786,866 samples158x
GTX 1080-TiNvidia  $808Bench 136%, 604,866 samples137x
GTX 1070Nvidia  $330Bench 80%, 1,029,341 samples115x
SSD
840 Pro 512GBSamsung  $300Bench 98%, 10,514 samples1x
RAM
RipjawsZ DDR3 2133 C9 4x4GBG.SKILLBench 77%, 2,419 samples37x
CMT16GX3M4X2133C9 4x4GBCorsairBench 88%, 650 samples36x
HyperX DDR3 2400 C11 4x8GBKingstonBench 69%, 4,324 samples31x
EDIT WITH CUSTOM PC BUILDER Value: 49% - Average Total price: $1,859

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) January 2021 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

vs Crucial MX500 250GB
vs Samsung 850 Evo 120GB
vs Samsung 860 Evo 250GB
vs Samsung 850 Pro 512GB
vs Samsung 850 Evo 250GB
vs HyperX Savage 240GB
vs Crucial MX300 275GB
vs Samsung 850 Evo 1TB
vs Crucial MX200 250GB

1039 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 $208Nvidia RTX 3060-Ti $400Crucial MX500 250GB $47
Intel Core i5-10600K $257Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i5-10400F $161Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $40
HDDRAMUSB
Seagate Barracuda 1TB (2016) $47Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $71SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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