Average Bench: 30.7% (708th of 1015)

Based on 3,981 user benchmarks.  Model: TOSHIBA MK5055GSX

Poor average bench

The Toshiba MK5055GSX 500GB averaged 69.2% 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 0.42MB/s
Avg. 4K Random Write Speed 1.09MB/s

Good consistency

The range of scores (95th - 5th percentile) for the Toshiba MK5055GSX 500GB is 25%. This is a relatively narrow range which indicates that the Toshiba MK5055GSX 500GB performs reasonably consistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 29.4MB/s
Avg. Sustained Write Speed 53MB/s

Average Bench

(Based on 3,981 samples)
Min Avg Max
15.1 Read 54.1 73.7
24.2 Write 54.4 73.7
15.3 Mixed 29.4 40.1
26.2 SusWrite 53 74.1
35% 47.7 MB/s
Min Avg Max
0.2 4K Read 0.4 0.5
0.6 4K Write 1.09 1.3
0.2 4K Mixed 0.42 0.5
83.4% 0.64 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
413GB free (System drive)
Firmware: FG000D
SusWrite @10s intervals: 60 63 65 60 62 66 MB/s
Read 66.8
Write 61.8
Mixed 35.9
SusWrite 62.7
42% 56.8 MB/s
4K Read 0.5
4K Write 1.2
4K Mixed 0.4
88% 0.7 MB/s
43GB free
Firmware: 1A
SusWrite @10s intervals: 36 38 37 37 37 37 MB/s
Read 51.6
Write 52
Mixed 23.4
SusWrite 37.1
30% 41 MB/s
4K Read 0.4
4K Write 0.9
4K Mixed 0.5
89% 0.6 MB/s
65GB free
Firmware: FG002C
SusWrite @10s intervals: 41 43 43 43 43 43 MB/s
Read 40.7
Write 42.5
Mixed 21.5
SusWrite 42.9
27% 36.9 MB/s
4K Read 0.5
4K Write 1.1
4K Mixed 0.4
86% 0.67 MB/s
425GB free
Firmware: 0101
SusWrite @10s intervals: 3.7 3.4 3.4 3.3 3.3 3.2 MB/s
Read 24.5
Write 18
Mixed 16.7
SusWrite 3.4
12% 15.7 MB/s
4K Read 0.4
4K Write 1.2
4K Mixed 0.4
83% 0.67 MB/s
3,981 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,656,440 HDDs tested.


AmazonUS $4217 mins
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Typical MK5055GSX 500GB Builds (Compare 7,240 builds) See popular component choices, score breakdowns and rankings.
Gaming 2%
Tree trunk
Desktop 53%
Workstation 2%
Tree trunk

System: HP Pavilion dv6 Notebook PC

EDIT WITH CUSTOM PC BUILDER Value: 59% - Above average Total price: $229

Popular MK5055GSX 500GB 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.
  • - SkillBench (space shooter) tests user input accuracy.
  • - 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.
Hard Drive Rankings (Price vs Performance) September 2021 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.


1015 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 i5-11600K $270Nvidia RTX 3060-Ti $400Crucial MX500 250GB $44
Intel Core i5-11400F $260Nvidia RTX 3070 $500Samsung 850 Evo 120GB $183
Intel Core i7-11700K $346Nvidia GTX 1660S (Super) $240Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $40Corsair Vengeance LPX DDR4 3200 C16 2x8GB $74SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $77SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
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