SamsungMZ-77E250B
Kingston

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

  

Release date ≈ Q4 2018.

Real World Speed
Performance profile from 14,974 user samples
3,482 User Benchmarks
Best Bench: 130% 233GB free
Worst Bench: 73% 162GB free (System drive)
Poor: 73% Great: 130%
SPEED RANK: 224th / 1058
11,492 User Benchmarks
Best Bench: 136% 135GB free (System drive)
Worst Bench: 63% 172GB free (System drive)
Poor: 63% Great: 136%
SPEED RANK: 224th / 1058
Effective Speed
Effective SSD Speed
105 % +0% 105 %
Read
Avg. Sequential Read Speed
468 MB/s 709 MB/s Much faster read speed.
+51%
Write
Avg. Sequential Write Speed
408 MB/s 576 MB/s Much faster write speed.
+41%
4K Read
Avg. 4K Random Read Speed
38.1 MB/s Faster random read.
+22%
31.2 MB/s
4K Write
Avg. 4K Random Write Speed
85.6 MB/s Much faster random write.
+35%
63.4 MB/s
Mixed
Avg. Sequential Mixed IO Speed
379 MB/s 564 MB/s Much faster mixed IO speed.
+49%
4K Mixed
Avg. 4K Random Mixed IO Speed
48.6 MB/s Much faster random mixed IO.
+47%
33.1 MB/s
SusWrite
Avg. Sustained Write Speed
338 MB/s Faster sustained write speed.
+26%
268 MB/s
Read
Peak Sequential Read Speed
516 MB/s 875 MB/s Much faster peak read speed.
+70%
Write
Peak Sequential Write Speed
490 MB/s 830 MB/s Much faster peak write speed.
+69%
4K Read
Peak 4K Random Read Speed
50.3 MB/s Faster peak random read.
+25%
40.2 MB/s
4K Write
Peak 4K Random Write Speed
121 MB/s Faster peak random write.
+19%
102 MB/s
Mixed
Peak Sequential Mixed IO Speed
458 MB/s 778 MB/s Much faster peak mixed IO speed.
+70%
4K Mixed
Peak 4K Random Mixed IO Speed
67.5 MB/s Much faster peak random mixed IO.
+42%
47.6 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
393 MB/s 467 MB/s Faster peak sustained write speed.
+19%
Market Share
Based on 45,586,496 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.11 % Higher market share.
+22%
0.09 %
User Rating
UBM User Rating
56 % More popular.
+12%
50 %
Age
Newest
6 Months Hugely more recent.
+82%
33+ Months
DQ Read
Peak 4K-64Thread Read Speed
389 MB/s 704 MB/s Hugely faster peak deep queue read.
+81%
DQ Write
Peak 4K-64Thread Write Speed
361 MB/s 708 MB/s Hugely faster peak deep queue write.
+96%
AS-SSD Total
AS-SSD Total Score
1,291 Pts 2,158 Pts Much stronger server IO.
+67%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
371 MB/s 587 MB/s Much faster peak deep queue mixed IO.
+58%
ADQ Read
Avg. 4K-64Thread Read Speed
344 MB/s 571 MB/s Much faster deep queue read.
+66%
ADQ Write
Avg. 4K-64Thread Write Speed
298 MB/s 457 MB/s Much faster deep queue write.
+53%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
286 MB/s 434 MB/s Much faster deep queue mixed IO.
+52%
Capacity
Capacity
250GB 256GB
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light speed ssd [Feb '21 tester4678]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) August 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.
  • - 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

 Best User Rated

The Best.
CPUGPUSSD
Intel Core i5-11400F $260Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11600K $270Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $379Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $35Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $80SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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