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PlextorPX-512M5P
SamsungMZ-7PD512BW
▲ 504 ▼

Controller: Marvell 88SS9187-BLD2. NAND Memory: Toshiba 19nm Toggle Mode MLC. Release date ≤ Q4 2013.

VS
▲ 503 ▼

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

Effective Speed 
+9%
Real World Speed
Performance profile from 15,550 user samples
Benchmark your SSD here
554 User Benchmarks
Best Bench: 106% 175GB free
Worst Bench: 62% 350GB free (System drive)
Poor: 62% Great: 106%
SPEED RANK: 350th / 1072
14,996 User Benchmarks
Best Bench: 118% 425GB free (System drive)
Worst Bench: 66% 45GB free (System drive)
Poor: 66% Great: 118%
SPEED RANK: 271st / 1072
Effective Speed
Effective SSD Speed 		88.6 % 96.3 % Slightly faster effective speed.
+9%
Average Score 
+11%
Read
Avg. Sequential Read Speed 		446 MB/s 453 MB/s +2%
Write
Avg. Sequential Write Speed 		368 MB/s 372 MB/s +1%
4K Read
Avg. 4K Random Read Speed 		27.8 MB/s 30.4 MB/s Slightly faster random read.
+9%
4K Write
Avg. 4K Random Write Speed 		62.9 MB/s 80.5 MB/s Faster random write.
+28%
Mixed
Avg. Sequential Mixed IO Speed 		286 MB/s 323 MB/s Faster mixed IO speed.
+13%
4K Mixed
Avg. 4K Random Mixed IO Speed 		31.8 MB/s 40 MB/s Faster random mixed IO.
+26%
SusWrite
Avg. Sustained Write Speed 		365 MB/s +4% 350 MB/s
Peak Score 
+13%
Read
Peak Sequential Read Speed 		496 MB/s 510 MB/s +3%
Write
Peak Sequential Write Speed 		434 MB/s 479 MB/s Faster peak write speed.
+10%
4K Read
Peak 4K Random Read Speed 		34.6 MB/s 36.1 MB/s +4%
4K Write
Peak 4K Random Write Speed 		92.4 MB/s 115 MB/s Faster peak random write.
+24%
Mixed
Peak Sequential Mixed IO Speed 		314 MB/s 372 MB/s Faster peak mixed IO speed.
+18%
4K Mixed
Peak 4K Random Mixed IO Speed 		41.9 MB/s 49.9 MB/s Faster peak random mixed IO.
+19%
SusWrite
Peak Sequential Sustained Write 60s Average 		430 MB/s 479 MB/s Faster peak sustained write speed.
+11%
Value & Sentiment 
+∞%
Market Share
Based on 75,902,314 SSDs tested
See market share leaders
Market Share
Market Share (trailing 30 days) 		0 % 0.02 % Insanely higher market share.
+∞%
Value
Value For Money 		7.36 % 17.6 % Hugely better value.
+139%
User Rating
UBM User Rating 		50 % 50 %
Price
Price (score) 		$370 $129 Much cheaper.
+65%
Nice To Haves 
+1%
Age
Newest 		125+ Months 124+ Months +1%
DQ Read
Peak 4K-64Thread Read Speed 		373 MB/s 386 MB/s +3%
DQ Write
Peak 4K-64Thread Write Speed 		339 MB/s +1% 335 MB/s
AS-SSD Total
AS-SSD Total Score 		1,175 Pts 1,224 Pts +4%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed 		227 MB/s Faster peak deep queue mixed IO.
+15% 		198 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed 		311 MB/s 340 MB/s Slightly faster deep queue read.
+9%
ADQ Write
Avg. 4K-64Thread Write Speed 		272 MB/s +1% 269 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed 		182 MB/s Faster deep queue mixed IO.
+11% 		164 MB/s
Specifications 
Capacity
Capacity 		512GB 512GB
User Builds 
554
14,996
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

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Solid State Drive Rankings (Price vs Performance) May 2024 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.
How Fast Is Your SSD? (Bench your build) Size up your PC in less than a minute

Welcome to our 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 value for money 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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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

 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 i5-13600K $273Nvidia RTX 4060 $280Crucial MX500 250GB $39
Intel Core i5-12400F $128Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $160Nvidia RTX 4070 $550Samsung 870 Evo 250GB $29
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $39SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $32Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $62G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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