CrucialCT275MX300SSD4
SamsungMZ-7KE512BW

Release date ≈ Q3 2016.

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

Real World Speed
Performance profile from 42,853 user samples
9,255 User Benchmarks
Best Bench: 94% 249GB free
Worst Bench: 60% 101GB free (System drive)
Poor: 60% Great: 94%
SPEED RANK: 402nd / 1003
33,598 User Benchmarks
Best Bench: 128% 303GB free
Worst Bench: 74% 368GB free (System drive)
Poor: 74% Great: 128%
SPEED RANK: 177th / 1003
Effective Speed
Effective SSD Speed
80.4 % 106 % Much faster effective speed.
+31%
Read
Avg. Sequential Read Speed
431 MB/s 475 MB/s Slightly faster read speed.
+10%
Write
Avg. Sequential Write Speed
384 MB/s 413 MB/s Slightly faster write speed.
+8%
4K Read
Avg. 4K Random Read Speed
23.8 MB/s 33.7 MB/s Much faster random read.
+42%
4K Write
Avg. 4K Random Write Speed
87.1 MB/s 94.3 MB/s Slightly faster random write.
+8%
Mixed
Avg. Sequential Mixed IO Speed
341 MB/s 353 MB/s +4%
4K Mixed
Avg. 4K Random Mixed IO Speed
34.3 MB/s 45.4 MB/s Much faster random mixed IO.
+32%
SusWrite
Avg. Sustained Write Speed
223 MB/s 376 MB/s Much faster sustained write speed.
+69%
Read
Peak Sequential Read Speed
471 MB/s 517 MB/s Slightly faster peak read speed.
+10%
Write
Peak Sequential Write Speed
476 MB/s 489 MB/s +3%
4K Read
Peak 4K Random Read Speed
28.2 MB/s 44.1 MB/s Much faster peak random read.
+56%
4K Write
Peak 4K Random Write Speed
118 MB/s 131 MB/s Slightly faster peak random write.
+11%
Mixed
Peak Sequential Mixed IO Speed
400 MB/s 400 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
41.5 MB/s 59.4 MB/s Much faster peak random mixed IO.
+43%
SusWrite
Peak Sequential Sustained Write 60s Average
272 MB/s 488 MB/s Much faster peak sustained write speed.
+79%
Market Share
Based on 14,996,477 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.06 % 0.18 % Hugely higher market share.
+200%
Value
Value For Money
134 % Much better value.
+41%
94.6 %
User Rating
UBM User Rating
52 % 73 % Much more popular.
+40%
Price
Price (score)
$53 Much cheaper.
+76%
$225
Age
Newest
34+ Months Much more recent.
+42%
59 Months
DQ Read
Peak 4K-64Thread Read Speed
236 MB/s 388 MB/s Much faster peak deep queue read.
+64%
DQ Write
Peak 4K-64Thread Write Speed
325 MB/s 360 MB/s Slightly faster peak deep queue write.
+11%
AS-SSD Total
AS-SSD Total Score
972 Pts 1,286 Pts Much stronger server IO.
+32%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
306 MB/s 363 MB/s Faster peak deep queue mixed IO.
+19%
ADQ Read
Avg. 4K-64Thread Read Speed
220 MB/s 347 MB/s Much faster deep queue read.
+58%
ADQ Write
Avg. 4K-64Thread Write Speed
268 MB/s 305 MB/s Slightly faster deep queue write.
+14%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
263 MB/s 310 MB/s Faster deep queue mixed IO.
+18%
Capacity
Capacity
275GB 512GB
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 $365Nvidia GTX 1070 $390Samsung 850 Evo 250GB $86
AMD Ryzen 5 2600 $144Nvidia GTX 1060-6GB $230Samsung 850 Evo 500GB $100
AMD Ryzen 7 2700X $280Nvidia GTX 1080-Ti $808Samsung 850 Pro 256GB $97
HDDRAMUSB
Seagate Barracuda 1TB (2016) $44Corsair Vengeance LPX DDR4 3000 C15 2x8GB $79SanDisk Extreme 64GB $128
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $639SanDisk Extreme 32GB $48
WD Blue 1TB (2012) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $85SanDisk Ultra Fit 32GB $12
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback