Nvme
SamsungMZ-77E250B
  

Release date ≈ Q4 2020.

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

Real World Speed
Performance profile from 2,490 user samples
63 User Benchmarks
Best Bench: 225% 429GB free (System drive)
Worst Bench: 155% 323GB free (System drive)
Poor: 155% Great: 225%
SPEED RANK: 103rd / 1058
2,427 User Benchmarks
Best Bench: 129% 174GB free (System drive)
Worst Bench: 75% 82GB free
Poor: 75% Great: 129%
SPEED RANK: 222nd / 1058
Effective Speed
Effective SSD Speed
187 % Much faster effective speed.
+77%
106 %
Read
Avg. Sequential Read Speed
1428 MB/s Hugely faster read speed.
+204%
469 MB/s
Write
Avg. Sequential Write Speed
1240 MB/s Hugely faster write speed.
+204%
408 MB/s
4K Read
Avg. 4K Random Read Speed
40 MB/s +5% 38.1 MB/s
4K Write
Avg. 4K Random Write Speed
83.6 MB/s 84.6 MB/s +1%
Mixed
Avg. Sequential Mixed IO Speed
1101 MB/s Hugely faster mixed IO speed.
+191%
379 MB/s
4K Mixed
Avg. 4K Random Mixed IO Speed
50.5 MB/s +3% 49 MB/s
SusWrite
Avg. Sustained Write Speed
816 MB/s Hugely faster sustained write speed.
+136%
346 MB/s
Read
Peak Sequential Read Speed
1839 MB/s Hugely faster peak read speed.
+256%
516 MB/s
Write
Peak Sequential Write Speed
2075 MB/s Hugely faster peak write speed.
+323%
490 MB/s
4K Read
Peak 4K Random Read Speed
50 MB/s 50.2 MB/s +0%
4K Write
Peak 4K Random Write Speed
127 MB/s +5% 121 MB/s
Mixed
Peak Sequential Mixed IO Speed
1434 MB/s Hugely faster peak mixed IO speed.
+214%
457 MB/s
4K Mixed
Peak 4K Random Mixed IO Speed
67.7 MB/s 67.7 MB/s
SusWrite
Peak Sequential Sustained Write 60s Average
886 MB/s Hugely faster peak sustained write speed.
+125%
394 MB/s
Market Share
Based on 44,202,520 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.01 % 0.18 % Insanely higher market share.
+1,700%
User Rating
UBM User Rating
50 % 56 % More popular.
+12%
Age
Newest
6+ Months 5 Months More recent.
+17%
DQ Read
Peak 4K-64Thread Read Speed
1103 MB/s Hugely faster peak deep queue read.
+184%
389 MB/s
DQ Write
Peak 4K-64Thread Write Speed
776 MB/s Hugely faster peak deep queue write.
+116%
360 MB/s
AS-SSD Total
AS-SSD Total Score
3,153 Pts Hugely stronger server IO.
+144%
1290 Pts
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
883 MB/s Hugely faster peak deep queue mixed IO.
+138%
371 MB/s
ADQ Read
Avg. 4K-64Thread Read Speed
837 MB/s Hugely faster deep queue read.
+142%
346 MB/s
ADQ Write
Avg. 4K-64Thread Write Speed
384 MB/s Faster deep queue write.
+28%
301 MB/s
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
654 MB/s Hugely faster deep queue mixed IO.
+129%
286 MB/s
Capacity
Capacity
512GB 250GB
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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 $45
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-11700K $380Nvidia RTX 3080 $700Samsung 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 $92SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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