ToshibaTHNSNJ128G8NU
Pm991
  

Release date ≈ Q3 2014.

  

Release date ≈ Q4 2019.

Real World Speed
Performance profile from 6,725 user samples
5,274 User Benchmarks
Best Bench: 98% 76GB free (System drive)
Worst Bench: 52% 12GB free (System drive)
Poor: 52% Great: 98%
SPEED RANK: 529th / 1055
1,451 User Benchmarks
Best Bench: 198% 477GB free
Worst Bench: 77% 297GB free (System drive)
Poor: 77% Great: 198%
SPEED RANK: 159th / 1055
Effective Speed
Effective SSD Speed
76.4 % 132 % Much faster effective speed.
+72%
Read
Avg. Sequential Read Speed
424 MB/s 984 MB/s Hugely faster read speed.
+132%
Write
Avg. Sequential Write Speed
314 MB/s 647 MB/s Hugely faster write speed.
+106%
4K Read
Avg. 4K Random Read Speed
20.1 MB/s 34.8 MB/s Much faster random read.
+73%
4K Write
Avg. 4K Random Write Speed
62.2 MB/s 87.9 MB/s Much faster random write.
+41%
Mixed
Avg. Sequential Mixed IO Speed
352 MB/s 617 MB/s Much faster mixed IO speed.
+75%
4K Mixed
Avg. 4K Random Mixed IO Speed
33.3 MB/s 45.3 MB/s Much faster random mixed IO.
+36%
SusWrite
Avg. Sustained Write Speed
229 MB/s 364 MB/s Much faster sustained write speed.
+59%
Read
Peak Sequential Read Speed
495 MB/s 1404 MB/s Hugely faster peak read speed.
+184%
Write
Peak Sequential Write Speed
441 MB/s 1325 MB/s Hugely faster peak write speed.
+200%
4K Read
Peak 4K Random Read Speed
26.3 MB/s 48.2 MB/s Hugely faster peak random read.
+83%
4K Write
Peak 4K Random Write Speed
92.9 MB/s 133 MB/s Much faster peak random write.
+43%
Mixed
Peak Sequential Mixed IO Speed
429 MB/s 1213 MB/s Hugely faster peak mixed IO speed.
+183%
4K Mixed
Peak 4K Random Mixed IO Speed
44 MB/s 67.8 MB/s Much faster peak random mixed IO.
+54%
SusWrite
Peak Sequential Sustained Write 60s Average
396 MB/s 714 MB/s Hugely faster peak sustained write speed.
+80%
Market Share
Based on 40,207,700 SSDs tested.
Market Share
Market Share (trailing 30 days)
0.02 % 0.02 %
User Rating
UBM User Rating
50 % 50 %
Age
Newest
78+ Months 16+ Months Much more recent.
+79%
DQ Read
Peak 4K-64Thread Read Speed
363 MB/s 905 MB/s Hugely faster peak deep queue read.
+149%
DQ Write
Peak 4K-64Thread Write Speed
312 MB/s 885 MB/s Hugely faster peak deep queue write.
+184%
AS-SSD Total
AS-SSD Total Score
1,118 Pts 2,811 Pts Hugely stronger server IO.
+152%
DQ Mixed
Peak 4K-64Thread Mixed IO Speed
334 MB/s 743 MB/s Hugely faster peak deep queue mixed IO.
+122%
ADQ Read
Avg. 4K-64Thread Read Speed
323 MB/s 606 MB/s Hugely faster deep queue read.
+88%
ADQ Write
Avg. 4K-64Thread Write Speed
227 MB/s 357 MB/s Much faster deep queue write.
+57%
ADQ Mixed
Avg. 4K-64Thread Mixed IO Speed
255 MB/s 428 MB/s Much faster deep queue mixed IO.
+68%
Capacity
Capacity
128GB 512GB
Solid State Drive Rankings (Price vs Performance) March 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 i5-10600K $224Nvidia RTX 3060-Ti $400Crucial MX500 250GB $49
Intel Core i5-10400F $148Nvidia RTX 3070 $500Samsung 850 Evo 120GB $78
Intel Core i7-10700K $320Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $49
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $38Corsair Vengeance LPX DDR4 3000 C15 2x8GB $73SanDisk Extreme 32GB $28
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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