SanDiskSDSSDP-128G-G25
SamsungMZ-77E250B

Release date ≤ Q4 2013.

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

Real World Speed
Performance profile from 9,514 user samples
7,087 User Benchmarks
Best Bench: 55% 72GB free
Worst Bench: 26% 11GB free (System drive)
Poor: 26% Great: 55%
SPEED RANK: 928th / 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
40.8 % 106 % Hugely faster effective speed.
+159%
Read
Avg. Sequential Read Speed
418 MB/s 469 MB/s Faster read speed.
+12%
Write
Avg. Sequential Write Speed
198 MB/s 408 MB/s Hugely faster write speed.
+106%
4K Read
Avg. 4K Random Read Speed
16.6 MB/s 38.1 MB/s Hugely faster random read.
+130%
4K Write
Avg. 4K Random Write Speed
10.2 MB/s 84.6 MB/s Hugely faster random write.
+729%
Mixed
Avg. Sequential Mixed IO Speed
90.8 MB/s 379 MB/s Hugely faster mixed IO speed.
+317%
4K Mixed
Avg. 4K Random Mixed IO Speed
9.67 MB/s 49 MB/s Hugely faster random mixed IO.
+407%
SusWrite
Avg. Sustained Write Speed
170 MB/s 346 MB/s Hugely faster sustained write speed.
+104%
Read
Peak Sequential Read Speed
458 MB/s 516 MB/s Faster peak read speed.
+13%
Write
Peak Sequential Write Speed
340 MB/s 490 MB/s Much faster peak write speed.
+44%
4K Read
Peak 4K Random Read Speed
19.6 MB/s 50.2 MB/s Hugely faster peak random read.
+156%
4K Write
Peak 4K Random Write Speed
13.3 MB/s 121 MB/s Hugely faster peak random write.
+810%
Mixed
Peak Sequential Mixed IO Speed
139 MB/s 457 MB/s Hugely faster peak mixed IO speed.
+229%
4K Mixed
Peak 4K Random Mixed IO Speed
11.7 MB/s 67.7 MB/s Hugely faster peak random mixed IO.
+479%
SusWrite
Peak Sequential Sustained Write 60s Average
346 MB/s 394 MB/s Faster peak sustained write speed.
+14%
Market Share
Based on 44,201,563 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.01 % 0.18 % Insanely higher market share.
+1,700%
Value
Value For Money
3.63 % 24.9 % Hugely better value.
+585%
User Rating
UBM User Rating
50 % 56 % More popular.
+12%
Price
Price (score)
$84 $45 Much cheaper.
+46%
Age
Newest
90+ Months 5 Months Hugely more recent.
+94%
DQ Read
Peak 4K-64Thread Read Speed
36.2 MB/s 389 MB/s Hugely faster peak deep queue read.
+975%
DQ Write
Peak 4K-64Thread Write Speed
12.7 MB/s 360 MB/s Insanely faster peak deep queue write.
+2,735%
AS-SSD Total
AS-SSD Total Score
216 Pts 1290 Pts Hugely stronger server IO.
+496%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
14.7 MB/s 371 MB/s Insanely faster peak deep queue mixed IO.
+2,424%
ADQ Read
Avg. 4K-64Thread Read Speed
34.6 MB/s 346 MB/s Hugely faster deep queue read.
+900%
ADQ Write
Avg. 4K-64Thread Write Speed
11.8 MB/s 301 MB/s Insanely faster deep queue write.
+2,451%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
13.5 MB/s 286 MB/s Insanely faster deep queue mixed IO.
+2,019%
Capacity
Capacity
128GB 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 i7-10700K $293Nvidia 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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