SamsungMZ-7KE512BW
CrucialCT275MX300SSD4

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

Release date ≈ Q3 2016.

Real World Speed
Performance profile from 41,023 user samples
31,705 User Benchmarks
Best Bench: 127% 303GB free
Worst Bench: 77% 368GB free (System drive)
Poor: 77% Great: 127%
SPEED RANK: 177th / 1003
9,318 User Benchmarks
Best Bench: 94% 249GB free
Worst Bench: 60% 101GB free (System drive)
Poor: 60% Great: 94%
SPEED RANK: 395th / 1003
Effective Speed
Effective SSD Speed
106 % Much faster effective speed.
+31%
80.8 %
Read
Avg. Sequential Read Speed
475 MB/s Slightly faster read speed.
+10%
431 MB/s
Write
Avg. Sequential Write Speed
417 MB/s Slightly faster write speed.
+7%
389 MB/s
4K Read
Avg. 4K Random Read Speed
33.7 MB/s Much faster random read.
+40%
24 MB/s
4K Write
Avg. 4K Random Write Speed
93.9 MB/s Slightly faster random write.
+7%
88.1 MB/s
Mixed
Avg. Sequential Mixed IO Speed
355 MB/s +3% 344 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
45.2 MB/s Much faster random mixed IO.
+31%
34.4 MB/s
SusWrite
Avg. Sustained Write Speed
379 MB/s Much faster sustained write speed.
+69%
224 MB/s
Read
Peak Sequential Read Speed
516 MB/s Slightly faster peak read speed.
+9%
472 MB/s
Write
Peak Sequential Write Speed
489 MB/s +3% 477 MB/s
4K Read
Peak 4K Random Read Speed
43.6 MB/s Much faster peak random read.
+54%
28.3 MB/s
4K Write
Peak 4K Random Write Speed
130 MB/s Slightly faster peak random write.
+9%
119 MB/s
Mixed
Peak Sequential Mixed IO Speed
400 MB/s 400 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
59.1 MB/s Much faster peak random mixed IO.
+42%
41.5 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
487 MB/s Much faster peak sustained write speed.
+79%
272 MB/s
Market Share
Based on 15,093,805 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.2 % Hugely higher market share.
+186%
0.07 %
Value
Value For Money
94.8 % 134 % Much better value.
+42%
User Rating
UBM User Rating
73 % Much more popular.
+40%
52 %
Price
Price (score)
$225 $53 Much cheaper.
+76%
Age
Newest
59 Months 34+ Months Much more recent.
+42%
DQ Read
Peak 4K-64Thread Read Speed
388 MB/s Much faster peak deep queue read.
+64%
236 MB/s
DQ Write
Peak 4K-64Thread Write Speed
359 MB/s Slightly faster peak deep queue write.
+10%
325 MB/s
AS-SSD Total
AS-SSD Total Score
1,283 Pts Much stronger server IO.
+32%
973 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
363 MB/s Faster peak deep queue mixed IO.
+18%
307 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
351 MB/s Much faster deep queue read.
+60%
220 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
307 MB/s Slightly faster deep queue write.
+14%
269 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
313 MB/s Faster deep queue mixed IO.
+18%
265 MB/s
Capacity
Capacity
512GB 275GB
Solid State Drive Rankings (Price vs Performance) June 2019 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]

ADVERTISEMENT

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 i7-8700K $355Nvidia GTX 1070 $335Samsung 850 Evo 250GB $83
AMD Ryzen 5 2600 $140Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $274Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 64GB $45
Seagate Barracuda 3TB (2016) $75G.SKILL Trident Z DDR4 3200 C14 4x16GB $646SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback