Real World Speed
Performance profile from 40,267 user samples
39,772 User Benchmarks
Best Bench: 104% 1.5TB free
Worst Bench: 59% 877GB free
Poor: 59% Great: 104%
SPEED RANK: 57th / 979
495 User Benchmarks
Best Bench: 103% 3.5TB free
Worst Bench: 73% 3.5TB free
Poor: 73% Great: 103%
SPEED RANK: 24th / 979
Effective Speed
Effective HDD Speed
82.6 % -10% 91.2 % Slightly faster effective speed.
Avg. Sequential Read Speed
145 MB/s -12% 162 MB/s Slightly faster read speed.
Avg. Sequential Write Speed
143 MB/s -9% 156 MB/s Slightly faster write speed.
4K Read
Avg. 4K Random Read Speed
0.52 MB/s -25% 0.65 MB/s Faster random read.
4K Write
Avg. 4K Random Write Speed
1.55 MB/s -19% 1.84 MB/s Faster random write.
Avg. Sequential Mixed IO Speed
130 MB/s +1% 129 MB/s -1%
4K Mixed
Avg. 4K Random Mixed IO Speed
0.17 MB/s -47% 0.25 MB/s Much faster random mixed IO.
Peak Sequential Read Speed
179 MB/s -3% 184 MB/s +3%
Peak Sequential Write Speed
184 MB/s +3% 179 MB/s -3%
4K Read
Peak 4K Random Read Speed
0.76 MB/s +1% 0.75 MB/s -1%
4K Write
Peak 4K Random Write Speed
2 MB/s -9% 2.18 MB/s Slightly faster peak random write.
Peak Sequential Mixed IO Speed
177 MB/s Faster peak mixed IO speed.
152 MB/s -16%
4K Mixed
Peak 4K Random Mixed IO Speed
0.22 MB/s -32% 0.29 MB/s Much faster peak random mixed IO.
Market Share
Based on 3,727,323 HDDs tested.
Market Share
Market Share (trailing 30 days)
2.6 % Insanely higher market share.
0.2 % -1,200%
Value For Money
56.4 % -86% 105 % Hugely better value.
User Rating
UBM User Rating
59 % -20% 71 % More popular.
Price (score)
$42 Much cheaper.
$100 -58%
51 Months -86% 7 Months Hugely more recent.

The 1TB Toshiba DT01ACA100 is a 3.5" desktop hard drive. With a rotation speed of 7,200 RPM and peak/idle power consumption of 6.4/3.7 Watts the DT01ACA100 is a reasonably power efficient desktop drive. The DT01ACA100 has peak sequential read/write speeds of 175 MBps and peak 4k read/write speeds of 0.76/2.06 MBps. These figures produce an overall effective speed of 132 MBps which places it around the middle of the 1TB pack in terms of typical consumer performance. The larger capacity variants of this drive are both faster and offer better value for money[Nov '14 HDrivePro]


Hard Drive Rankings (Price vs Performance) April 2017 HDD Rankings.

Welcome to our consumer Hard Drive comparison. We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by cost per GB to yield value for money. Calculated values don't always tell the whole picture so we check them against thousands of individual user ratings. The customizable table below combines these factors and more to bring you the definitive list of top HDDs. Share your opinion by voting. [HDrivePro]

How Fast Is Your HDD? (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 (UBM).
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write and mixed IO.
  • - Checks include: 4k Align, NCQ, TRIM, SATA, USB & S.M.A.R.T.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the highest voted in class.
  • - Find the best upgrades.
  • - Share your opinion by voting.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i7-7700K $339Nvidia GTX 1070 $330Samsung 850 Evo 250GB $106
Intel Core i5-7600K $229AMD RX 480 $210Samsung 850 Pro 256GB $140
AMD Ryzen 7 1700 $320Nvidia GTX 1060-6GB $215Samsung 850 Evo 500GB $175
Seagate Barracuda 1TB (2016) $50Corsair Vengeance LPX DDR4 3000 C15 2x8GB $127SanDisk Extreme 64GB $35
Seagate Barracuda 3TB (2016) $90G.SKILL Trident Z DDR4 3200 C14 4x16GB $700SanDisk Extreme 32GB $22
Seagate Barracuda 7200.14 1TB $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $137SanDisk Ultra Fit 32GB $9
Today's hottest deals
User Guide  •  About  •  FAQs  •  Email  •  Privacy  •  Developer Feedback