Average Bench: 21.8% (960th of 1014)

Based on 1,083 user benchmarks.  Model: Hitachi HTS542512K9SA00

Very poor average bench

The Hitachi HTS542512K9SA00 120GB averaged 78.2% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. 4K Random Mixed IO Speed 0.55MB/s
Avg. 4K Random Write Speed 0.94MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Hitachi HTS542512K9SA00 120GB is 23.5%. This is a relatively narrow range which indicates that the Hitachi HTS542512K9SA00 120GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 22.8MB/s
Avg. Sustained Write Speed 35.2MB/s

Average Bench

(Based on 1,083 samples)
Min Avg Max
11.3 Read 40.5 55.3
8.74 Write 37.9 54
9.06 Mixed 22.8 30.9
11.1 SusWrite 35.2 54.7
25.1% 34.1 MB/s
Min Avg Max
0.1 4K Read 0.4 0.5
0.3 4K Write 0.94 1.2
0.2 4K Mixed 0.55 0.7
94.9% 0.63 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
97GB free
Firmware: BB2OC32P
SusWrite @10s intervals: 56 54 55 56 56 56 MB/s
Read 51.2
Write 51.8
Mixed 31
SusWrite 55.8
35% 47.5 MB/s
4K Read 0.5
4K Write 1
4K Mixed 0.6
106% 0.7 MB/s
81GB free (System drive)
Firmware: BB2OC31P
SusWrite @10s intervals: 28 32 35 38 38 39 MB/s
Read 39.6
Write 34.7
Mixed 22.8
SusWrite 34.8
24% 33 MB/s
4K Read 0.4
4K Write 1.1
4K Mixed 0.6
104% 0.7 MB/s
29GB free
Firmware: BB2OC32P
SusWrite @10s intervals: 35 35 36 35 36 36 MB/s
Read 33.7
Write 32.5
Mixed 21.5
SusWrite 35.5
23% 30.8 MB/s
4K Read 0.4
4K Write 1.1
4K Mixed 0.6
104% 0.7 MB/s
1,083 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 25,142,334 HDDs tested.


AmazonUS $2514 mins
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Typical HTS542512K9SA00 120GB Builds (Compare 97 builds) See popular component choices, score breakdowns and rankings.
Gaming 11%
Tree trunk
Desktop 17%
Workstation 11%
Tree trunk

System: Acer Aspire 5315

EDIT WITH CUSTOM PC BUILDER Value: 11% - Very poor Total price: $31

Popular HTS542512K9SA00 120GB systems:

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.

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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.
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Hard Drive Rankings (Price vs Performance) April 2020 HDD Rankings.

We calculate effective speed which measures performance for typical consumers. Effective speed is adjusted by current cost per GB to yield value for money. 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 HDDs. [HDrivePro]


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.


1014 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different HDDs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-9600K $210Nvidia GTX 1660S (Super) $230Crucial MX500 250GB $49
Intel Core i5-9400F $146Nvidia GTX 1650S (Super) $170Samsung 850 Evo 120GB $78
Intel Core i7-9700K $360Nvidia RTX 2070S (Super) $500Samsung 850 Pro 512GB $249
Seagate Barracuda 1TB (2016) $37Corsair Vengeance LPX DDR4 3000 C15 2x8GB $75SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $84SanDisk Extreme 32GB $46
Seagate Barracuda 3TB (2016) $85G.SKILL Trident Z DDR4 3200 C14 4x16GB $681SanDisk Ultra Fit 32GB $16
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