Kingston
SamsungMZ-77E250B
  

Release date ≈ Q4 2014.

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

Real World Speed
Performance profile from 4,044 user samples
760 User Benchmarks
Best Bench: 82% 56GB free (System drive)
Worst Bench: 58% 13GB free (System drive)
Poor: 58% Great: 82%
SPEED RANK: 639th / 1058
3,284 User Benchmarks
Best Bench: 129% 233GB free
Worst Bench: 72% 162GB free (System drive)
Poor: 72% Great: 129%
SPEED RANK: 225th / 1058
Effective Speed
Effective SSD Speed
70.5 % 104 % Much faster effective speed.
+48%
Read
Avg. Sequential Read Speed
361 MB/s 467 MB/s Faster read speed.
+29%
Write
Avg. Sequential Write Speed
155 MB/s 407 MB/s Hugely faster write speed.
+163%
4K Read
Avg. 4K Random Read Speed
29.4 MB/s 37.9 MB/s Faster random read.
+29%
4K Write
Avg. 4K Random Write Speed
87.7 MB/s +4% 84.5 MB/s
Mixed
Avg. Sequential Mixed IO Speed
198 MB/s 379 MB/s Hugely faster mixed IO speed.
+91%
4K Mixed
Avg. 4K Random Mixed IO Speed
34.2 MB/s 48.3 MB/s Much faster random mixed IO.
+41%
SusWrite
Avg. Sustained Write Speed
121 MB/s 337 MB/s Hugely faster sustained write speed.
+179%
Read
Peak Sequential Read Speed
431 MB/s 516 MB/s Faster peak read speed.
+20%
Write
Peak Sequential Write Speed
168 MB/s 491 MB/s Hugely faster peak write speed.
+192%
4K Read
Peak 4K Random Read Speed
36 MB/s 50.1 MB/s Much faster peak random read.
+39%
4K Write
Peak 4K Random Write Speed
109 MB/s 121 MB/s Faster peak random write.
+11%
Mixed
Peak Sequential Mixed IO Speed
221 MB/s 458 MB/s Hugely faster peak mixed IO speed.
+107%
4K Mixed
Peak 4K Random Mixed IO Speed
42.2 MB/s 67.3 MB/s Much faster peak random mixed IO.
+59%
SusWrite
Peak Sequential Sustained Write 60s Average
142 MB/s 394 MB/s Hugely faster peak sustained write speed.
+177%
Market Share
Based on 45,391,012 SSDs tested.
Market Share
Market Share (trailing 30 days)
0 % 0.16 % Insanely higher market share.
+∞%
User Rating
UBM User Rating
50 % 56 % More popular.
+12%
Age
Newest
81+ Months 6 Months Hugely more recent.
+93%
DQ Read
Peak 4K-64Thread Read Speed
213 MB/s 390 MB/s Hugely faster peak deep queue read.
+83%
DQ Write
Peak 4K-64Thread Write Speed
166 MB/s 361 MB/s Hugely faster peak deep queue write.
+117%
AS-SSD Total
AS-SSD Total Score
735 Pts 1,292 Pts Much stronger server IO.
+76%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
135 MB/s 371 MB/s Hugely faster peak deep queue mixed IO.
+175%
ADQ Read
Avg. 4K-64Thread Read Speed
183 MB/s 342 MB/s Hugely faster deep queue read.
+87%
ADQ Write
Avg. 4K-64Thread Write Speed
156 MB/s 295 MB/s Hugely faster deep queue write.
+89%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
113 MB/s 284 MB/s Hugely faster deep queue mixed IO.
+151%
Capacity
Capacity
128GB 250GB
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light speed ssd [Feb '21 tester4678]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) July 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 i7-10700K $320Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $175
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $34Corsair 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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