Average Bench: 96.5% (6th of 1014)

Based on 36 user benchmarks.  Model: LSI Logical Volume

Excellent average bench

The LSI Logical Volume 998GB averaged just 3.4% lower than the peak scores attained by the group leaders. This is an excellent result which ranks the LSI Logical Volume 998GB near the top of the comparison list.


Avg. 4K Random Mixed IO Speed 0.83MB/s
Avg. Sequential Read Speed 179MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the LSI Logical Volume 998GB is 105%. This is a particularly wide range which indicates that the LSI Logical Volume 998GB performs inconsistently under varying real world conditions.


Avg. Sequential Mixed IO Speed 79.7MB/s
Avg. 4K Random Read Speed 0.79MB/s

Average Bench

(Based on 36 samples)
Min Avg Max
6 Read 179 246
6 Write 154 232
5.5 Mixed 79.7 199
27.5 SusWrite 157 242
104% 142 MB/s
Min Avg Max
0.1 4K Read 0.79 2.3
0.2 4K Write 2.29 5.1
0.1 4K Mixed 0.83 1.8
168% 1.31 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest HDD (mainstream) averages a speed of 100%
923GB free
Firmware: 3000
SusWrite @10s intervals: 216 222 218 195 223 226 MB/s
Read 233
Write 218
Mixed 92.3
SusWrite 217
138% 190 MB/s
4K Read 0.8
4K Write 4
4K Mixed 1.2
241% 2 MB/s
427GB free (System drive)
Firmware: 3000
SusWrite @10s intervals: 166 172 184 190 193 208 MB/s
Read 214
Write 208
Mixed 60.5
SusWrite 185
121% 167 MB/s
4K Read 1.1
4K Write 2.3
4K Mixed 0.8
177% 1.4 MB/s
392GB free
Firmware: 3000
SusWrite @10s intervals: 196 194 197 194 189 189 MB/s
Read 201
Write 204
Mixed 67
SusWrite 193
121% 166 MB/s
4K Read 0.8
4K Write 2.1
4K Mixed 1
183% 1.3 MB/s
571GB free (System drive)
Firmware: 3000
SusWrite @10s intervals: 117 139 132 194 171 181 MB/s
Read 232
Write 200
Mixed 70.9
SusWrite 156
120% 165 MB/s
4K Read 0.8
4K Write 2.1
4K Mixed 1
183% 1.3 MB/s
36 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 40,734,129 HDDs tested.

Typical Logical Volume 998GB Builds (Compare 1,940 builds) See popular component choices, score breakdowns and rankings.
Gaming 15%
Tree trunk
Desktop 65%
Battle cruiser
Workstation 16%

System: HP Z820 Workstation


Popular Logical Volume 998GB 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.

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.
  • - 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.


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

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