SamsungMZ-77E250B
Kingston

Controller: Samsung MKX. Memory: Samsung 128 layer TLC V-NAND. Release date: Q1 2021.

  

Release date ≈ Q1 2019.

Real World Speed
Performance profile from 8,253 user samples
2,330 User Benchmarks
Best Bench: 130% 174GB free (System drive)
Worst Bench: 76% 82GB free
Poor: 76% Great: 130%
SPEED RANK: 224th / 1058
5,923 User Benchmarks
Best Bench: 86% 71GB free
Worst Bench: 42% 36GB free (System drive)
Poor: 42% Great: 86%
SPEED RANK: 674th / 1058
Effective Speed
Effective SSD Speed
105 % Much faster effective speed.
+54%
68.4 %
Read
Avg. Sequential Read Speed
468 MB/s Slightly faster read speed.
+10%
426 MB/s
Write
Avg. Sequential Write Speed
409 MB/s Much faster write speed.
+44%
284 MB/s
4K Read
Avg. 4K Random Read Speed
37.8 MB/s Faster random read.
+28%
29.6 MB/s
4K Write
Avg. 4K Random Write Speed
83.8 MB/s Faster random write.
+25%
66.9 MB/s
Mixed
Avg. Sequential Mixed IO Speed
380 MB/s Much faster mixed IO speed.
+35%
282 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
48.4 MB/s Much faster random mixed IO.
+60%
30.3 MB/s
SusWrite
Avg. Sustained Write Speed
348 MB/s Hugely faster sustained write speed.
+275%
92.8 MB/s
Read
Peak Sequential Read Speed
516 MB/s Slightly faster peak read speed.
+5%
491 MB/s
Write
Peak Sequential Write Speed
491 MB/s Faster peak write speed.
+28%
385 MB/s
4K Read
Peak 4K Random Read Speed
50.4 MB/s Faster peak random read.
+25%
40.2 MB/s
4K Write
Peak 4K Random Write Speed
122 MB/s Faster peak random write.
+30%
94.2 MB/s
Mixed
Peak Sequential Mixed IO Speed
457 MB/s Faster peak mixed IO speed.
+27%
361 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
67.7 MB/s Much faster peak random mixed IO.
+64%
41.2 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
393 MB/s Hugely faster peak sustained write speed.
+143%
162 MB/s
Market Share
Based on 44,032,867 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.19 % Hugely higher market share.
+280%
0.05 %
User Rating
UBM User Rating
56 % More popular.
+12%
50 %
Age
Newest
4 Months Hugely more recent.
+85%
27+ Months
DQ Read
Peak 4K-64Thread Read Speed
389 MB/s Much faster peak deep queue read.
+51%
258 MB/s
DQ Write
Peak 4K-64Thread Write Speed
360 MB/s Faster peak deep queue write.
+12%
321 MB/s
AS-SSD Total
AS-SSD Total Score
1,292 Pts Much stronger server IO.
+31%
989 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
371 MB/s Hugely faster peak deep queue mixed IO.
+88%
197 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
346 MB/s Much faster deep queue read.
+64%
211 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
301 MB/s Much faster deep queue write.
+40%
215 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
286 MB/s Hugely faster deep queue mixed IO.
+100%
143 MB/s
Capacity
Capacity
250GB 120GB
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light speed ssd [Feb '21 tester4678]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) June 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.
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 i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $44
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-11700K $380Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $96SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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