SamsungMZ-7KE512BW
Pc401

Controller: Samsung Triple Core MEX. Memory: Samsung 40nm MLC V-NAND. Release date: Q3 2014.

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Release date ≈ Q4 2017.

Real World Speed
Performance profile from 48,977 user samples
45,950 User Benchmarks
Best Bench: 125% 467GB free
Worst Bench: 77% 345GB free (System drive)
Poor: 77% Great: 125%
SPEED RANK: 193rd / 1016
3,027 User Benchmarks
Best Bench: 169% 43GB free (System drive)
Worst Bench: 82% 136GB free (System drive)
Poor: 82% Great: 169%
SPEED RANK: 147th / 1016
Effective Speed
Effective SSD Speed
105 % 124 % Faster effective speed.
+18%
Read
Avg. Sequential Read Speed
475 MB/s 972 MB/s Hugely faster read speed.
+105%
Write
Avg. Sequential Write Speed
415 MB/s Faster write speed.
+18%
352 MB/s
4K Read
Avg. 4K Random Read Speed
33.9 MB/s 41.4 MB/s Faster random read.
+22%
4K Write
Avg. 4K Random Write Speed
91 MB/s 101 MB/s Slightly faster random write.
+11%
Mixed
Avg. Sequential Mixed IO Speed
355 MB/s 534 MB/s Much faster mixed IO speed.
+50%
4K Mixed
Avg. 4K Random Mixed IO Speed
45.1 MB/s 45.3 MB/s +0%
SusWrite
Avg. Sustained Write Speed
374 MB/s Much faster sustained write speed.
+63%
230 MB/s
Read
Peak Sequential Read Speed
515 MB/s 1290 MB/s Hugely faster peak read speed.
+150%
Write
Peak Sequential Write Speed
485 MB/s 738 MB/s Much faster peak write speed.
+52%
4K Read
Peak 4K Random Read Speed
42.5 MB/s 49.7 MB/s Faster peak random read.
+17%
4K Write
Peak 4K Random Write Speed
124 MB/s 144 MB/s Faster peak random write.
+16%
Mixed
Peak Sequential Mixed IO Speed
398 MB/s 1025 MB/s Hugely faster peak mixed IO speed.
+158%
4K Mixed
Peak 4K Random Mixed IO Speed
57.1 MB/s 68.1 MB/s Faster peak random mixed IO.
+19%
SusWrite
Peak Sequential Sustained Write 60s Average
485 MB/s Much faster peak sustained write speed.
+49%
325 MB/s
Market Share
Based on 22,370,264 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.2 % Hugely higher market share.
+400%
0.04 %
User Rating
UBM User Rating
73 % Much more popular.
+46%
50 %
Age
Newest
67 Months 26+ Months Much more recent.
+61%
DQ Read
Peak 4K-64Thread Read Speed
388 MB/s 603 MB/s Much faster peak deep queue read.
+55%
DQ Write
Peak 4K-64Thread Write Speed
354 MB/s 740 MB/s Hugely faster peak deep queue write.
+109%
AS-SSD Total
AS-SSD Total Score
1,269 Pts 2,128 Pts Much stronger server IO.
+68%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
361 MB/s 633 MB/s Much faster peak deep queue mixed IO.
+75%
ADQ Read
Avg. 4K-64Thread Read Speed
345 MB/s 485 MB/s Much faster deep queue read.
+41%
ADQ Write
Avg. 4K-64Thread Write Speed
294 MB/s 312 MB/s Slightly faster deep queue write.
+6%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
298 MB/s Slightly faster deep queue mixed IO.
+10%
271 MB/s
Capacity
Capacity
512GB 256GB
Solid State Drive Rankings (Price vs Performance) February 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.
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

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.

 Frequently Asked Questions

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-9400F $155Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9600K $208Nvidia GTX 1650S (Super) $160Samsung 850 Evo 120GB $78
Intel Core i7-9700K $370Nvidia RTX 2060 $338Samsung 850 Pro 512GB $249
HDDRAMUSB
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3200 C16 2x8GB $80SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $39Corsair Vengeance LPX DDR4 3000 C15 2x8GB $74SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $683SanDisk Ultra Fit 32GB $16
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