WDC
SamsungMZ-77E250B
  

Release date ≈ Q1 2018.

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

Real World Speed
Performance profile from 73,365 user samples
69,400 User Benchmarks
Best Bench: 55% 39GB free
Worst Bench: 34% 112GB free (System drive)
Poor: 34% Great: 55%
SPEED RANK: 904th / 1058
3,965 User Benchmarks
Best Bench: 130% 233GB free
Worst Bench: 78% 165GB free (System drive)
Poor: 78% Great: 130%
SPEED RANK: 224th / 1058
Effective Speed
Effective SSD Speed
45.2 % 105 % Hugely faster effective speed.
+133%
Read
Avg. Sequential Read Speed
422 MB/s 470 MB/s Faster read speed.
+11%
Write
Avg. Sequential Write Speed
319 MB/s 407 MB/s Faster write speed.
+28%
4K Read
Avg. 4K Random Read Speed
17.9 MB/s 38.6 MB/s Hugely faster random read.
+116%
4K Write
Avg. 4K Random Write Speed
32.4 MB/s 86.8 MB/s Hugely faster random write.
+168%
Mixed
Avg. Sequential Mixed IO Speed
245 MB/s 378 MB/s Much faster mixed IO speed.
+54%
4K Mixed
Avg. 4K Random Mixed IO Speed
13.4 MB/s 49.2 MB/s Hugely faster random mixed IO.
+267%
SusWrite
Avg. Sustained Write Speed
97.9 MB/s 334 MB/s Hugely faster sustained write speed.
+241%
Read
Peak Sequential Read Speed
460 MB/s 516 MB/s Faster peak read speed.
+12%
Write
Peak Sequential Write Speed
384 MB/s 491 MB/s Faster peak write speed.
+28%
4K Read
Peak 4K Random Read Speed
23.4 MB/s 50.2 MB/s Hugely faster peak random read.
+115%
4K Write
Peak 4K Random Write Speed
44.9 MB/s 122 MB/s Hugely faster peak random write.
+172%
Mixed
Peak Sequential Mixed IO Speed
325 MB/s 458 MB/s Much faster peak mixed IO speed.
+41%
4K Mixed
Peak 4K Random Mixed IO Speed
19.5 MB/s 67.8 MB/s Hugely faster peak random mixed IO.
+248%
SusWrite
Peak Sequential Sustained Write 60s Average
162 MB/s 395 MB/s Hugely faster peak sustained write speed.
+144%
Market Share
Based on 47,293,204 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.24 % Hugely higher market share.
+100%
0.12 %
User Rating
UBM User Rating
51 % 56 % Slightly more popular.
+10%
Age
Newest
43+ Months 8 Months Hugely more recent.
+81%
DQ Read
Peak 4K-64Thread Read Speed
120 MB/s 389 MB/s Hugely faster peak deep queue read.
+224%
DQ Write
Peak 4K-64Thread Write Speed
101 MB/s 361 MB/s Hugely faster peak deep queue write.
+257%
AS-SSD Total
AS-SSD Total Score
476 Pts 1,292 Pts Hugely stronger server IO.
+171%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
44.4 MB/s 372 MB/s Hugely faster peak deep queue mixed IO.
+738%
ADQ Read
Avg. 4K-64Thread Read Speed
102 MB/s 341 MB/s Hugely faster deep queue read.
+234%
ADQ Write
Avg. 4K-64Thread Write Speed
75.5 MB/s 295 MB/s Hugely faster deep queue write.
+291%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
31.7 MB/s 281 MB/s Hugely faster deep queue mixed IO.
+786%
Capacity
Capacity
240GB 250GB
ADVERTISEMENT

A great budget M.2 solution that costs no more than most 240GB SSD's, however be aware that an SSD like Kingston's A400 240GB will perform much better. The M.2 payoff is its small size, making it an ideal addition to HTPC's or small form factor builds. [Feb '19 boingk]

MORE DETAILS

light speed ssd [Feb '21 tester4678]

MORE DETAILS

Solid State Drive Rankings (Price vs Performance) September 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]

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.
  • - 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 i5-11600K $270Nvidia RTX 3070 $500Crucial MX500 250GB $45
Intel Core i5-11400F $260Nvidia RTX 3060-Ti $400Samsung 860 Evo 250GB $52
Intel Core i7-11700K $394Nvidia GTX 1660S (Super) $240Samsung 850 Evo 120GB $183
HDDRAMUSB
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback