Real World Speed
Performance profile from 20,382 user samples
16,589 User Benchmarks
Best Bench: 111% 3TB free
Worst Bench: 62% 43GB free
Poor: 62% Great: 111%
SPEED RANK: 25th / 984
3,793 User Benchmarks
Best Bench: 102% 3.5TB free
Worst Bench: 61% 3.5TB free
Poor: 61% Great: 102%
SPEED RANK: 38th / 984
Effective Speed
Effective HDD Speed
90.1 % +3% 87.2 % -3%
Avg. Sequential Read Speed
161 MB/s +3% 156 MB/s -3%
Avg. Sequential Write Speed
153 MB/s +3% 148 MB/s -3%
4K Read
Avg. 4K Random Read Speed
0.84 MB/s Much faster random read.
0.62 MB/s -35%
4K Write
Avg. 4K Random Write Speed
1.77 MB/s +1% 1.75 MB/s -1%
Avg. Sequential Mixed IO Speed
139 MB/s Slightly faster mixed IO speed.
124 MB/s -12%
4K Mixed
Avg. 4K Random Mixed IO Speed
0.2 MB/s -20% 0.24 MB/s Faster random mixed IO.
Peak Sequential Read Speed
197 MB/s Slightly faster peak read speed.
183 MB/s -8%
Peak Sequential Write Speed
192 MB/s Slightly faster peak write speed.
178 MB/s -8%
4K Read
Peak 4K Random Read Speed
1.14 MB/s Much faster peak random read.
0.75 MB/s -52%
4K Write
Peak 4K Random Write Speed
2.21 MB/s +3% 2.15 MB/s -3%
Peak Sequential Mixed IO Speed
176 MB/s Faster peak mixed IO speed.
152 MB/s -16%
4K Mixed
Peak 4K Random Mixed IO Speed
0.24 MB/s -21% 0.29 MB/s Faster peak random mixed IO.
Market Share
Based on 6,575,440 HDDs tested.
Market Share
Market Share (trailing 30 days)
0.44 % Hugely higher market share.
0.17 % -159%
Value For Money
102 % Slightly better value.
95.3 % -7%
User Rating
UBM User Rating
60 % -18% 71 % More popular.
Price (score)
$76 Cheaper.
$105 -28%
59 Months -75% 15 Months Much more recent.

The 3TB Toshiba DT01ACA300 is 3.5" desktop hard drive. Like its 2TB sibling, the DT01ACA300 sports a rotation speed of 7,200 RPM and has a relatively low peak/idle power draw of 6.4/5.2 Watts. With peak sequential read/write speeds of 197/183 MBps and peak 4k read/write speeds of 1.17/2.19 Mbps the 3TB DT01ACA300 achieves an effective speed of 143 MBps which places the DT01ACA300 amongst the top handful of 3TB drives. Pricing of the DT01ACA300 is also very aggressive which makes the DT01ACA300 a superb value proposition. Comparing the DT01ACA300 and Barracuda shows that the DT01ACA300 is marginally faster but also slightly more expensive. [Nov '14 HDrivePro]


Hard Drive Rankings (Price vs Performance) December 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

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The Best.
Intel Core i7-7700K $280Nvidia GTX 1070 $430Samsung 850 Evo 250GB $88
AMD Ryzen 7 1700 $285AMD RX 480 $265Samsung 850 Pro 256GB $113
Intel Core i5-7600K $215Nvidia GTX 1060-6GB $260Samsung 850 Evo 500GB $140
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3000 C15 2x8GB $205SanDisk Extreme 64GB $41
Seagate Barracuda 3TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $1,050SanDisk Extreme 32GB $22
Seagate Barracuda 2TB (2016) $60Corsair Vengeance LPX DDR4 3200 C16 2x8GB $215SanDisk Ultra Fit 32GB $10
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