Average Bench: 188% (98th of 1058)

Based on 3,140 user benchmarks.  Model: KXG60ZNV256G KIOXIA

Outstanding average bench

The Kxg60znv256g KIOXIA 256GB averaged 87.6% higher than the peak scores attained by the group leaders. This is an excellent result which ranks the Kxg60znv256g KIOXIA 256GB near the top of the comparison list.


Avg. 4K-64Thread Mixed IO Speed 681MB/s
Avg. 4K-64Thread Write Speed 731MB/s

Terrible consistency

The range of scores (95th - 5th percentile) for the Kxg60znv256g KIOXIA 256GB is 114%. This is a particularly wide range which indicates that the Kxg60znv256g KIOXIA 256GB performs inconsistently under varying real world conditions.


Avg. Sustained Write Speed 499MB/s
Avg. 4K Random Write Speed 118MB/s

Average Bench

(Based on 3,140 samples)
Min Avg Max
723 Read 1,373 2,084
412 Write 1,189 1,628
645 Mixed 1,001 1,297
347 SusWrite 499 582
227% 1,015 MB/s
Min Avg Max
29.6 4K Read 48.3 54.5
55.2 4K Write 118 165
34.6 4K Mixed 62.2 77.9
215% 76.2 MB/s
Min Avg Max
445 DQ Read 883 1,180
224 DQ Write 731 1,065
228 DQ Mixed 681 799
544% 765 MB/s
User Benchmarks Bench Sequential Random 4k Deep queue 4k
The fastest SSD (mainstream) averages a speed of 100%
187GB free (System drive)
Firmware: AGHA4101
SusWrite @10s intervals: 1499 408 412 409 414 413 MB/s
Read 1,998
Write 1,556
Mixed 1,308
SusWrite 592
304% 1,364 MB/s
4K Read 54
4K Write 163
4K Mixed 76
266% 97.6 MB/s
DQ Read 1,174
DQ Write 980
DQ Mixed 781
666% 978 MB/s
3,140 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 47,061,766 SSDs tested.

Typical KIOXIA 256GB Builds (Compare 6,397 builds) See popular component choices, score breakdowns and rankings.
Gaming 52%
Desktop 86%
Aircraft carrier
Workstation 45%

System: HP Pavilion Gaming Desktop TG01-0xxx

EDIT WITH CUSTOM PC BUILDER Value: 47% - Average Total price: $605

Popular KIOXIA 256GB systems:

How Fast Is Your SSD? (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.
Solid State Drive Rankings (Price vs Performance) September 2021 SSD Rankings.

Welcome to our 2.5" and M.2 SSD comparison. We calculate effective speed for both SATA and NVMe drives based on real world performance then adjust by current prices per GB to yield a value for money rating. 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 SSDs. [SSDrivePro]


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.


1058 Drives (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different SSDs 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 $45
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 $78SanDisk 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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