WDWDS250G2B0B
SamsungMZ-77E2T0B

Release date ≈ Q3 2017.

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

Real World Speed
Performance profile from 40,485 user samples
9,409 User Benchmarks
Best Bench: 104% 233GB free
Worst Bench: 64% 120GB free (System drive)
Poor: 64% Great: 104%
SPEED RANK: 410th / 1072
31,076 User Benchmarks
Best Bench: 136% 1TB free
Worst Bench: 81% 207GB free
Poor: 81% Great: 136%
SPEED RANK: 201st / 1072
Effective Speed
Effective SSD Speed
84.7 % 113 % Much faster effective speed.
+33%
Read
Avg. Sequential Read Speed
453 MB/s 472 MB/s +4%
Write
Avg. Sequential Write Speed
334 MB/s 442 MB/s Much faster write speed.
+32%
4K Read
Avg. 4K Random Read Speed
32 MB/s 38.6 MB/s Faster random read.
+21%
4K Write
Avg. 4K Random Write Speed
77.4 MB/s 87.7 MB/s Faster random write.
+13%
Mixed
Avg. Sequential Mixed IO Speed
238 MB/s 411 MB/s Much faster mixed IO speed.
+73%
4K Mixed
Avg. 4K Random Mixed IO Speed
38.5 MB/s 51.2 MB/s Much faster random mixed IO.
+33%
SusWrite
Avg. Sustained Write Speed
174 MB/s 433 MB/s Hugely faster sustained write speed.
+149%
Read
Peak Sequential Read Speed
512 MB/s 515 MB/s +1%
Write
Peak Sequential Write Speed
477 MB/s 491 MB/s +3%
4K Read
Peak 4K Random Read Speed
40.7 MB/s 48.7 MB/s Faster peak random read.
+20%
4K Write
Peak 4K Random Write Speed
117 MB/s 126 MB/s Slightly faster peak random write.
+8%
Mixed
Peak Sequential Mixed IO Speed
343 MB/s 462 MB/s Much faster peak mixed IO speed.
+35%
4K Mixed
Peak 4K Random Mixed IO Speed
52.2 MB/s 67.6 MB/s Faster peak random mixed IO.
+30%
SusWrite
Peak Sequential Sustained Write 60s Average
219 MB/s 489 MB/s Hugely faster peak sustained write speed.
+123%
Market Share
Based on 75,634,111 SSDs tested
Market Share
Market Share (trailing 30 days)
0.01 % 0.25 % Insanely higher market share.
+2,400%
Value
Value For Money
17.2 % 47.4 % Hugely better value.
+176%
User Rating
UBM User Rating
50 % 51 % +2%
Price
Price (score)
$55 Much cheaper.
+67%
$167
Age
Newest
80+ Months 38+ Months Much more recent.
+52%
DQ Read
Peak 4K-64Thread Read Speed
381 MB/s 388 MB/s +2%
DQ Write
Peak 4K-64Thread Write Speed
319 MB/s 363 MB/s Faster peak deep queue write.
+14%
AS-SSD Total
AS-SSD Total Score
1,212 Pts 1,294 Pts Slightly stronger server IO.
+7%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
280 MB/s 373 MB/s Much faster peak deep queue mixed IO.
+33%
ADQ Read
Avg. 4K-64Thread Read Speed
334 MB/s 348 MB/s +4%
ADQ Write
Avg. 4K-64Thread Write Speed
256 MB/s 307 MB/s Faster deep queue write.
+20%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
232 MB/s 315 MB/s Much faster deep queue mixed IO.
+36%
Capacity
Capacity
250GB 2TB
Solid State Drive Rankings (Price vs Performance) April 2024 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 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 value for money 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 i5-13600K $273Nvidia RTX 4060 $300Crucial MX500 250GB $40
Intel Core i5-12400F $132Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $186Nvidia RTX 4070 $409Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $34Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $43SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
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